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SEAT LEON 2014 – Heater and fresh air ventilation system . Wiring diagrams, Pin Connector, Location

Wiring Diagram SEAT LEON 2014 - Fuse holder A - Fuse 1 in fuse holder A - Fuse holder C



Wiring Diagram  SEAT LEON 2014 - Fuse holder A - Fuse 1 in fuse holder A - Fuse holder C https://portal-diagnostov.com/license.html
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A Battery
SA Fuse holder A
SA1 Fuse 1 in fuse holder A
SC Fuse holder C
SC7 Fuse 7 on fuse holder C
SC14 Fuse 14 on fuse holder C
  B315 Positive connection 1 (30a) in main wiring harness

Wiring Diagram SEAT LEON 2014 - Heater control unit - Fresh air blower control unit - Fresh air blower



Wiring Diagram  SEAT LEON 2014 - Heater control unit - Fresh air blower control unit - Fresh air blower https://portal-diagnostov.com/license.html
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E230 Heated rear window button
E653 Button for left seat heating
E654 Button for right seat heating
J65 Heater control unit
J126 Fresh air blower control unit
K10 Heated rear window warning lamp
K59 Heated driver seat warning lamp
K68 Heated front passenger seat warning lamp
T2y 2-pin connector
T4e 4-pin connector
T20b 20-pin connector
V2 Fresh air blower
  367 Earth connection 2, in main wiring harness
  368 Earth connection 3, in main wiring harness
  B528 Connection 1 (LIN bus) in main wiring harness
*Controls for heated rear window via CAN bus
*2see applicable current flow diagram for seat heating
*3Only left-hand drive models
*4Only right-hand drive models

Wiring Diagram SEAT LEON 2014 - Heater control unit - Data bus diagnostic interface - Air recirculation flap control motor



Wiring Diagram  SEAT LEON 2014 - Heater control unit - Data bus diagnostic interface - Air recirculation flap control motor https://portal-diagnostov.com/license.html
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J65 Heater control unit
J533 Data bus diagnostic interface
T6c 6-pin connector
T16b 16-pin connector
T20a 20-pin connector
T20b 20-pin connector
V113 Air recirculation flap control motor
  B397 Connection 1 (convenience CAN bus, high), in main wiring harness
  B406 Connection 1 (convenience CAN bus, low), in main wiring harness
*Only left-hand drive models
*2Only right-hand drive models

Wiring Diagram SEAT LEON 2014 - Potentiometer for temperature flap control motor - Potentiometer for air distribution flap control motor - Heater control unit - Temperature flap control motor - Air distribution flap control motor



Wiring Diagram  SEAT LEON 2014 - Potentiometer for temperature flap control motor - Potentiometer for air distribution flap control motor - Heater control unit - Temperature flap control motor - Air distribution flap control motor https://portal-diagnostov.com/license.html
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G92 Potentiometer for temperature flap control motor
G645 Potentiometer for air distribution flap control motor
J65 Heater control unit
T6d 6-pin connector
T6e 6-pin connector
T16b 16-pin connector
V68 Temperature flap control motor
V428 Air distribution flap control motor
  L2 Connection in air conditioning system wiring harness
  L10 Connection 2, in air conditioning system wiring harness


SEAT LEON 2014 Overview of fuses (3, 5-doors and ST vehicle)

Overview of fuses (3, 5-doors and ST vehicle)
  Note
The fittings locations are identical on LHD and RHD models.
SEAT LEON 2014 Overview of fuses (3, 5-doors and ST vehicle) https://portal-diagnostov.com/license.html
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q   Location, only right-hand drive models
q   Position of fuses, from September 2012:
q   Position of fuses, from June 2013:
q   Position of fuses, from November 2013:
q   Position of fuses, from September 2012:
q   Position of fuses, from June 2013:
q   Position of fuses, from September 2012:

Fuse holder A -SA-
Location:
On electronics box, on left in engine compartment
   
SEAT LEON 2014 Overview of fuses (3, 5-doors and ST vehicle) https://portal-diagnostov.com/license.html
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SA -  Fuse holder A
SA1 -  Fuse 1 in fuse holder A ,
SA2 -  Fuse 2 in fuse holder A ,
SA3 -  Fuse 3 in fuse holder A ,
SA4 -  Fuse 4 in fuse holder A ,
SA5 -  Fuse 5 in fuse holder A ,
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SEAT LEON 2014

Fuses on fuse holder A -SA- , from September 2012
No.   Current Flow Diagram designation Nominal value   Function/component Terminal
J1A - Fuse 1 in fuse holder A -SA1- 125 A - Voltage supply of fuses:
-SC4- a -SC14- , -SC31- , -SC38- , -SC39- , -SC41- , -SC42- , -SC53-
Terminal 15 voltage supply relay -J329-
Relay for power sockets -J807-
Heated rear window relay -J9-
30
G1A - Fuse 2 in fuse holder A -SA2- 400 A - Alternator -C-
30
E1A - Fuse 3 in fuse holder A -SA3- 80 A - Power steering control unit -J500- 30
K2A - Fuse 4 in fuse holder A -SA4- 80 A - Voltage supply of fuses:
-SC3- , -SC15- a -SC21- , -SC23- a -SC28- ,-SC43- a -SC45-
Trailer voltage supply relay -J941-
30
L1A - Fuse 5 in fuse holder A -SA5- 50 A   Radiator fan control unit -J293- 30

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SEAT LEON 2014 Fuse holder B SB

Fuse holder B -SB-
Location:
On electronics box, on left in engine compartment
   
SEAT LEON 2014 Fuse holder B SB https://portal-diagnostov.com/license.html
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A -  Fuse holder B -SB- ;
Fuse colours:
t  50 A - red
t  40 A - orange or green
t  30 A - light green
t  25 A - colourless (white)
t  20 A - yellow or blue
t  15 A - light blue
t  10 A - red
t  7.5 A - brown
t  5 A - light brown
t  3 A - purple
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SEAT LEON 2014

Fuses on fuse holder B -SB- , from September 2012
No.   Current Flow Diagram designation Nominal value   Function/component Terminal
F1 - vacant - -   -
F2 - Fuse 2 on fuse holder B -SB2- 40 A - ABS control unit -J104- 30
F3 - Fuse 3 on fuse holder B -SB3- 15 A - Engine control unit -J623-
Only models with petrol engine
87
F3 - Fuse 3 on fuse holder B -SB3- 30 A - Engine control unit -J623-
Only models with diesel engine
87
F4 - Fuse 4 on fuse holder B -SB4- 10 A - Oil level and oil temperature sender -G266-
Radiator fan control unit -J293-
Activated charcoal filter solenoid valve 1 -N80-
Inlet camshaft control valve 1 -N205-
Exhaust camshaft control valve 1 -N318-
Oil pressure warning lamp -N428-
Only models with engine code CHPA and CMBA
87
F4 - Fuse 4 on fuse holder B -SB4- 5 A - Oil level and oil temperature sender -G266-
Radiator fan control unit -J293-
Low heat output relay -J359-
High heat output relay -J360-
Charge pressure control solenoid valve -N75-
Only models with diesel engine
87
F4 - Fuse 4 on fuse holder B -SB4- 10 A - Oil level and oil temperature sender -G266-
Radiator fan control unit -J293-
Turbocharger air recirculation valve -N249-
Intake manifold flap valve -N316-
Valve for oil pressure control -N428-
Piston cooling jet control valve -N522-
Only models with engine code CJSA
87
F4 - Fuse 4 on fuse holder B -SB4- 10 A - Oil level and oil temperature sender -G266-
Radiator fan control unit -J293-
Activated charcoal filter solenoid valve 1 -N80-
Camshaft control valve 1 -N205-
Only models with engine code CJZA and CJZB
87
F5 - Fuse 5 on fuse holder B -SB5- 10 A - Fuel pressure regulating valve -N276-
Fuel metering valve -N290-
Only models with diesel engine
87
F5 - Fuse 5 on fuse holder B -SB5- 10 A - Actuator 1 for camshaft adjustment -F366-
Actuator 2 for camshaft adjustment -F367-
Actuator 3 for camshaft adjustment -F368-
Actuator 4 for camshaft adjustment -F369-
Actuator 5 for camshaft adjustment -F370-
Actuator 6 for camshaft adjustment -F371-
Actuator 7 for camshaft adjustment -F372-
Actuator 8 for camshaft adjustment -F373-
Engine component current supply relay -J757-
Injector 2, cylinder 1 -N532-
Injector 2, cylinder 2 -N533-
Injector 2, cylinder 3 -N534-
Injector 2, cylinder 4 -N535-
Only models with engine code CJSA
87
F6 - Fuse 6 on fuse holder B -SB6- 5 A - Brake pedal position sender -G100- 87
F7 - Fuse 7 on fuse holder B -SB7- 5 A - Coolant shut-off valve -N82-
Only models with engine code CJSA
87
F7 - Fuse 7 on fuse holder B -SB7- 10 A - Fuel pressure regulating valve -N276-
Continued coolant circulation pump -V51-
Only models with engine code CHPA, CJZA, CJZB and CMBA
87
F7 - Fuse 7 on fuse holder B -SB7- 10 A - Oil pressure warning lamp -N428-
Coolant valve for cylinder head -N489-
Charge air cooling pump -V188-
Heating assistant pump -V488-
Only models with diesel engine
87
F8 - Fuse 8 on fuse holder B -SB8- 15 A - Lambda probe heater -Z19-
Lambda probe 1 heater after catalytic converter -Z29-
Only models with petrol engine
87
F8 - Fuse 8 on fuse holder B -SB8- 15 A - Lambda probe heater -Z19-
Only models with diesel engine
87
F9 - Fuse 9 on fuse holder B -SB9- 20 A - Ignition coil 1 with output stage -N70-
Ignition coil 2 with output stage -N127-
Ignition coil 3 with output stage -N291-
Ignition coil 4 with output stage -N292-
Only models with engine code CHPA, CJZA, CJZB and CMBA
87
F9 - Fuse 9 on fuse holder B -SB9- 10 A - Activated charcoal filter solenoid valve 1 -N80-
Camshaft control valve 1 -N205-
Exhaust camshaft control valve 1 -N318-
Continued coolant circulation pump -V51-
Only models with engine code CJSA
87
F9 - Fuse 9 on fuse holder B -SB9- 5 A - Air mass meter -G70-
Automatic glow period control unit -J179-
Intake manifold preheating heater element -N51-
Only models with diesel engine
87
F10 - Fuse 10 on fuse holder B -SB10- 15 A - Fuel pump control unit -J538-
Only models with petrol engine
87
F10 - Fuse 10 on fuse holder B -SB10- 20 A - Fuel pump control unit -J538-
Only models with diesel engine
87
F11 - Fuse 11 on fuse holder B -SB11- 40 A - Auxiliary heater element -Z35- 87
F12 - Fuse 12 on fuse holder B -SB12- 40 A - Auxiliary heater element -Z35- 87
F13 - Fuse 13 on fuse holder B -SB13- 30 A - Mechatronic unit for dual clutch gearbox -J743-
Only models with dual clutch gearbox 0CW
30
F13 - Fuse 13 on fuse holder B -SB13- 15 A - Mechatronic unit for dual clutch gearbox -J743-
Only models with dual clutch gearbox 0D9
30
F14 - vacant - -   -
F15 - Fuse 15 on fuse holder B -SB15- 15 A - Treble tone horn -H2-
Bass tone horn -H7-
Horn relay -J413-
30
F16 - Fuse 16 on fuse holder B -SB16- 20 A - Ignition coil 1 with output stage -N70-
Ignition coil 2 with output stage -N127-
Ignition coil 3 with output stage -N291-
Ignition coil 4 with output stage -N292-
Only models with engine code CJSA
87
F17 - Fuse 17 on fuse holder B -SB17- 7.5 A - Main relay -J271-
Terminal 30 voltage supply relay -J317-
Engine control unit -J623-
ABS control unit -J104-
30
F18 - Fuse 18 on fuse holder B -SB18- 5 A - Battery monitor control unit​ -J367-
Only models with stop/start system
30
F18 - Fuse 18 on fuse holder B -SB18- 5 A - Data bus diagnostic interface -J533-
Only models with no start/stop system
30
F19 - Fuse 19 on fuse holder B -SB19- 30 A - Wiper motor control unit -J400- 30
F20 - Fuse 20 on fuse holder B -SB20- 10 A - Alarm horn -H12- 30
F21 - Fuse 21 on fuse holder B -SB21- 20 A - ABS control unit -J104- 30
F22 - Fuse 22 on fuse holder B -SB22- 5 A - Engine control unit -J623- 50
F23 - Fuse 23 on fuse holder B -SB23- 30 A - Starter -B- 50
F24 - Fuse 24 on fuse holder B -SB24- 40 A - Auxiliary heater element -Z35- 87
F31 - vacant - -   -
F32 - vacant - -   -
F33 - vacant - -   -
F34 - vacant - -   -
F35 - vacant - -   -
F36 - vacant - -   -
F37 - vacant - -   -
F38 - vacant - -   -

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SEAT LEON 2014

Fuses on fuse holder B -SB- , from June 2013
No.   Current Flow Diagram designation Nominal value   Function/component Terminal
F1 - Fuse 1 on fuse holder B -SB1- 20 A - ABS control unit -J104- According to equipment 30
F1 - Fuse 1 on fuse holder B -SB1- 40 A - ABS control unit -J104- According to equipment 30
F2 - Fuse 2 on fuse holder B -SB2- 40 A - ABS control unit -J104- 30
F3 - Fuse 3 on fuse holder B -SB3- 15 A - Engine control unit -J623-
Only models with petrol engine
87
F3 - Fuse 3 on fuse holder B -SB3- 30 A - Engine control unit -J623-
Only models with diesel engine
87
F4 - Fuse 4 on fuse holder B -SB4- 10 A - Oil level and oil temperature sender -G266-
Radiator fan control unit -J293-
Activated charcoal filter solenoid valve 1 -N80-
Inlet camshaft control valve 1 -N205-
Exhaust camshaft control valve 1 -N318-
Oil pressure warning lamp -N428-
Only models with engine code CHPA, CMBA und CXSA
87
F4 - Fuse 4 on fuse holder B -SB4- 5 A - Oil level and oil temperature sender -G266-
Radiator fan control unit -J293-
Low heat output relay -J359-
High heat output relay -J360-
Charge pressure control solenoid valve -N75-
Only models with diesel engine
87
F4 - Fuse 4 on fuse holder B -SB4- 10 A - Oil level and oil temperature sender -G266-
Radiator fan control unit -J293-
Turbocharger air recirculation valve -N249-
Intake manifold flap valve -N316-
Valve for oil pressure control -N428-
Piston cooling jet control valve -N522-
Only models with engine code CJSA
87
F4 - Fuse 4 on fuse holder B -SB4- 10 A - Oil level and oil temperature sender -G266-
Radiator fan control unit -J293-
Activated charcoal filter solenoid valve 1 -N80-
Camshaft control valve 1 -N205-
Only models with engine code CJZA and CJZB
87
F5 - Fuse 5 on fuse holder B -SB5- 10 A - Fuel pressure regulating valve -N276-
Fuel metering valve -N290-
Only models with diesel engine
87
F5 - Fuse 5 on fuse holder B -SB5- 10 A   Camshaft control valve 1 -N205-
Fuel pressure regulating valve -N276-
Fuel metering valve -N290-
Only models with diesel engine EU6+
87
F5 - Fuse 5 on fuse holder B -SB5- 10 A - Actuator 1 for camshaft adjustment -F366-
Actuator 2 for camshaft adjustment -F367-
Actuator 3 for camshaft adjustment -F368-
Actuator 4 for camshaft adjustment -F369-
Actuator 5 for camshaft adjustment -F370-
Actuator 6 for camshaft adjustment -F371-
Actuator 7 for camshaft adjustment -F372-
Actuator 8 for camshaft adjustment -F373-
Engine component current supply relay -J757-
Injector 2, cylinder 1 -N532-
Injector 2, cylinder 2 -N533-
Injector 2, cylinder 3 -N534-
Injector 2, cylinder 4 -N535-
Only models with engine code CJSA
87
F6 - Fuse 6 on fuse holder B -SB6- 5 A - Brake pedal position sender -G100- 87
F7 - Fuse 7 on fuse holder B -SB7- 5 A - Coolant shut-off valve -N82-
Only models with engine code CJSA
87
F7 - Fuse 7 on fuse holder B -SB7- 10 A - Fuel pressure regulating valve -N276-
Continued coolant circulation pump -V51-
Only models with engine code CHPA, CJZA, CJZB, CMBA and CXSA
87
F7 - Fuse 7 on fuse holder B -SB7- 10 A - Oil pressure warning lamp -N428-
Coolant valve for cylinder head -N489-
Charge air cooling pump -V188-
Heating assistant pump -V488-
Only models with diesel engine
87
F8 - Fuse 8 on fuse holder B -SB8- 15 A - Lambda probe heater -Z19-
Lambda probe 1 heater after catalytic converter -Z29-
Only models with petrol engine and diesel engine EU6+
87
F8 - Fuse 8 on fuse holder B -SB8- 15 A - Lambda probe heater -Z19-
Only models with diesel engine EU5+
87
F9 - Fuse 9 on fuse holder B -SB9- 20 A - Ignition coil 1 with output stage -N70-
Ignition coil 2 with output stage -N127-
Ignition coil 3 with output stage -N291-
Ignition coil 4 with output stage -N292-
Only models with engine code CHPA, CJZA, CJZB, CMBA and CXSA
87
F9 - Fuse 9 on fuse holder B -SB9- 10 A - Activated charcoal filter solenoid valve 1 -N80-
Camshaft control valve 1 -N205-
Exhaust camshaft control valve 1 -N318-
Continued coolant circulation pump -V51-
Only models with engine code CJSA
87
F9 - Fuse 9 on fuse holder B -SB9- 5 A - Air mass meter -G70-
Automatic glow period control unit -J179-
Intake manifold preheating heater element -N51-
Only models with diesel engine
87
F10 - Fuse 10 on fuse holder B -SB10- 15 A - Fuel pump control unit -J538-
Only models with petrol engine
87
F10 - Fuse 10 on fuse holder B -SB10- 20 A - Fuel pump control unit -J538-
Only models with diesel engine
87
F11 - Fuse 11 on fuse holder B -SB11- 40 A - Auxiliary heater element -Z35- 87
F12 - Fuse 12 on fuse holder B -SB12- 40 A - Auxiliary heater element -Z35- 87
F13 - Fuse 13 on fuse holder B -SB13- 30 A - Mechatronic unit for dual clutch gearbox -J743-
Only models with dual clutch gearbox 0CW
30
F13 - Fuse 13 on fuse holder B -SB13- 15 A - Mechatronic unit for dual clutch gearbox -J743-
Only models with dual clutch gearbox 0D9
30
F14 - vacant - -   -
F15 - Fuse 15 on fuse holder B -SB15- 15 A - Treble tone horn -H2-
Bass tone horn -H7-
Horn relay -J413-
30
F16 - Fuse 16 on fuse holder B -SB16- 20 A - Ignition coil 1 with output stage -N70-
Ignition coil 2 with output stage -N127-
Ignition coil 3 with output stage -N291-
Ignition coil 4 with output stage -N292-
Only models with engine code CJSA
87
F17 - Fuse 17 on fuse holder B -SB17- 7.5 A - Main relay -J271-
Terminal 30 voltage supply relay -J317-
Engine control unit -J623-
ABS control unit -J104-
30
F18 - Fuse 18 on fuse holder B -SB18- 5 A - Battery monitor control unit​ -J367-
Only models with stop/start system
30
F18 - Fuse 18 on fuse holder B -SB18- 5 A - Data bus diagnostic interface -J533-
Only models with no start/stop system
30
F19 - Fuse 19 on fuse holder B -SB19- 30 A - Wiper motor control unit -J400- 30
F20 - Fuse 20 on fuse holder B -SB20- 10 A - Alarm horn -H12- 30
F21 - vacant - -    
F22 - Fuse 22 on fuse holder B -SB22- 5 A - Engine control unit -J623- 50
F23 - Fuse 23 on fuse holder B -SB23- 30 A - Starter -B- 50
F24 - Fuse 24 on fuse holder B -SB24- 40 A - Auxiliary heater element -Z35- 87
F31 - vacant - -   -
F32 - vacant - -   -
F33 - vacant - -   -
F34 - vacant - -   -
F35 - vacant - -   -
F36 - vacant - -   -
F37 - vacant - -   -
F38 - vacant - -   -

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SEAT LEON 2014 Fuse holder C SC

Fuse holder C -SC-
Location, only left-hand drive models:
on left under dash panel
   
SEAT LEON 2014 Fuse holder C SC https://portal-diagnostov.com/license.html
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A -  Fuse holder C -SC- ;
Fuse colours:
t  50 A - red
t  40 A - orange
t  30 A - light green
t  25 A - colourless (white)
t  20 A - yellow
t  15 A - light blue
t  10 A - red
t  7.5 A - brown
t  5 A - light brown
t  3 A - purple
t  1 A - black
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SEAT LEON 2014 Fuse holder C SC

Fuse holder C -SC-
Location, only right-hand drive models:
on left under dash panel
   
SEAT LEON 2014 Fuse holder C SC https://portal-diagnostov.com/license.html
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A -  Fuse holder C -SC- ;
Fuse colours:
t  50 A - red
t  40 A - orange
t  30 A - light green
t  25 A - colourless (white)
t  20 A - yellow
t  15 A - light blue
t  10 A - red
t  7.5 A - brown
t  5 A - light brown
t  3 A - purple
t  1 A - black
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SEAT LEON 2014

Fuses on fuse holder C -SC- , from September 2012
No.   Current Flow Diagram designation Nominal value   Function/component Terminal
F1 - vacant - -   -
F2 - vacant - -   -
F3 - vacant - - -
F4 - Fuse 4 on fuse holder C -SC4- 10 A - Onboard supply control unit -J519-
t  Anti-theft alarm system
30
F5 - Fuse 5 on fuse holder C -SC5- 5 A - Data bus diagnostic interface -J533- 30
F6 - Fuse 6 on fuse holder C -SC6- 5 A - Interior monitoring sensor -G273-
Vehicle inclination sender -G384-
30
F7 - Fuse 7 on fuse holder C -SC7- 10 A - Heated rear window relay -J9-
Heater control unit -J65-
Climatronic control unit -J255-
Air conditioning system control unit​ -J301-
30
F8 - Fuse 8 on fuse holder C -SC8- 10 A - Light switch -E1-
Rain sensor -G213-
Air humidity sensor -G355-
Diagnosis connection -U31-
30
F9 - vacant - -   -
F10 - Fuse 10 on fuse holder C -SC10- 10 A - Display unit of control unit for front display and information control panel -J685- 30
F11 - vacant - -   -
F12 - Fuse 12 on fuse holder C -SC12- 20 A - Control unit 1 for information electronics -J794-
Radio -R-
30
F13 - vacant - -   -
F14 - Fuse 14 on fuse holder C -SC14- 40 A - Fresh air blower control unit -J126- 30
F15 - vacant - -   -
F16 - vacant - -   -
F17 - Fuse 17 on fuse holder C -SC17- 5 A - Control unit in dash panel insert -J285- 30
F18 - vacant - -   -
F19 - vacant - - -
F20 - vacant - -   -
F21 - vacant - -   -
F22 - vacant - - -
F23 - Fuse 23 on fuse holder C -SC23- 40 A - Onboard supply control unit -J519-
t  Right​ headlight -MX2-
30
F24 - Fuse 24 on fuse holder C -SC24- 30 A - Sliding sunroof adjustment control unit -J245- 30
F25 - Fuse 25 on fuse holder C -SC25- 30 A - Driver door control unit -J386-
Rear driver side window regulator motor -V471-
30
F26 - Fuse 26 on fuse holder C -SC26- 20 A - Onboard supply control unit -J519-
t  Front heated seats
30
F27 - vacant - -   -
F28 - vacant - -   -
F29 - vacant - -   -
F30 - vacant - -   -
F31 - Fuse 31 on fuse holder C -SC31- 40 A - Onboard supply control unit -J519-
t  Left headlight -MX1-
30
F32 - Fuse 32 on fuse holder C -SC32- 7.5 A - Park assist steering control unit -J446- 15
F33 - Fuse 33 on fuse holder C -SC33- 5 A - Airbag control unit -J234-
Front passenger side airbag deactivated warning lamp -K145-
15
F34 - Fuse 34 on fuse holder C -SC34- 7.5 A - Light switch -E1-
Fog light switch -E7-
Rear fog light switch -E18-
Interior mirror -EX5-
Tyre pressure monitor button -E226-
Reversing light switch -F4-
Air quality sensor -G238-
Humidity sender in fresh air intake duct -G657-
Pressure sender for refrigerant circuit -G805-
Relay for power sockets -J807-
Control unit for structure-borne sound -J869-
Automatic anti-dazzle interior mirror -Y7-
15
F35 - Fuse 35 on fuse holder C -SC35- 10 A - Headlight range control regulator -E102-
Headlight range control unit -J431-
Diagnosis connection -U31-
Left headlight range control motor -V48-
Right headlight range control motor -V49-
15
F36 - Fuse 36 on fuse holder C -SC36- 10 A - Lane departure warning control unit -J759-
Front camera for driver assist systems -R242-
15
F37 - vacant - -   -
F38 - vacant - -   -
F39 - Fuse 39 on fuse holder C -SC39- 30 A - Front passenger door control unit -J387-
Rear passenger side window regulator motor -V472-
30
F40 - Fuse 40 on fuse holder C -SC40- 20 A - 12 V socket -U5-
87
F41 - Fuse 41 on fuse holder C -SC41- 1 A - Steering column electronics control unit -J527- 30
F42 - Fuse 42 on fuse holder C -SC42- 40 A - Onboard supply control unit -J519-
t  Central locking
30
F43 - Fuse 43 on fuse holder C -SC43- 30 A - Onboard supply control unit -J519- 30
F44 - vacant - -   -
F45 - vacant - -   -
F46 - vacant - -   -
F47 - Fuse 47 on fuse holder C -SC47- 15 A - Rear window wiper motor -V12- 15
F48 - vacant - - -
F49 - Fuse 49 on fuse holder C -SC49- 5 A - Clutch position sender -G476-
Starter motor relay 1 -J906-
Starter motor relay 2 -J907-
15
F50 - vacant - -   -
F51 - vacant - -   -
F52 - vacant - - -
F53 - Fuse 53 on fuse holder C -SC53- 30 A - Window aerial suppression filter -C18-
Suppression filter -C24-
Heated rear window relay -J9-
Heated rear window -Z1-
87

Back to overview
   


SEAT LEON 2014

Fuses on fuse holder C -SC- , from June 2013
No.   Current Flow Diagram designation Nominal value   Function/component Terminal
F1 - vacant - -   -
F2 - vacant - -   -
F3 - vacant - - -
F4 - vacant - - -
F5 - Fuse 5 on fuse holder C -SC5- 5 A - Data bus diagnostic interface -J533- 30
F6 - Fuse 6 on fuse holder C -SC6- 5 A - Interior monitoring sensor -G273-
Vehicle inclination sender -G384-
30
F7 - Fuse 7 on fuse holder C -SC7- 10 A - Heated rear window relay -J9-
Heater control unit -J65-
Climatronic control unit -J255-
Air conditioning system control unit​ -J301-
30
F8 - Fuse 8 on fuse holder C -SC8- 10 A - Light switch -E1-
Rain sensor -G213-
Air humidity sensor -G355-
Diagnosis connection -U31-
30
F9 - vacant - -   -
F10 - Fuse 10 on fuse holder C -SC10- 10 A - Display unit of control unit for front display and information control panel -J685- 30
F11 - vacant - -   -
F12 - Fuse 12 on fuse holder C -SC12- 20 A - Control unit 1 for information electronics -J794-
Radio -R-
30
F13 - vacant - -   -
F14 - Fuse 14 on fuse holder C -SC14- 40 A - Fresh air blower control unit -J126- 30
F15 - vacant - -   -
F16 - vacant - -   -
F17 - Fuse 17 on fuse holder C -SC17- 5 A - Control unit in dash panel insert -J285- 30
F18 - vacant - -   -
F19 - vacant - - -
F20 - vacant - -   -
F21 - vacant - -   -
F22 - vacant - - -
F23 - Fuse 23 on fuse holder C -SC23- 40 A - Onboard supply control unit -J519-
t  Right​ headlight -MX2-
30
F24 - Fuse 24 on fuse holder C -SC24- 30 A - Sliding sunroof adjustment control unit -J245- (only 3 and 5-doors vehicle) 30
F24 - Fuse 24 on fuse holder C -SC24- 30 A - Sliding sunroof adjustment control unit -J245-
Sunroof roller blind control unit -J394-
(only ST vehicle)
30
F25 - Fuse 25 on fuse holder C -SC25- 30 A - Driver door control unit -J386-
Rear driver side window regulator motor -V471-
30
F26 - Fuse 26 on fuse holder C -SC26- 20 A - Onboard supply control unit -J519-
t  Front heated seats
30
F27 - vacant - -   -
F28 - Fuse 28 on fuse holder C -SC28- 20 A - Trailer detector control unit -J345- 30
F29 - vacant - -   -
F30 - vacant - -   -
F31 - Fuse 31 on fuse holder C -SC31- 40 A - Onboard supply control unit -J519-
t  Left headlight -MX1-
30
F32 - Fuse 32 on fuse holder C -SC32- 7.5 A - Park assist steering control unit -J446- 15
F33 - Fuse 33 on fuse holder C -SC33- 5 A - Airbag control unit -J234-
Front passenger side airbag deactivated warning lamp -K145-
15
F34 - Fuse 34 on fuse holder C -SC34- 7.5 A - Light switch -E1-
Fog light switch -E7-
Rear fog light switch -E18-
Interior mirror -EX5-
Tyre pressure monitor button -E226-
Reversing light switch -F4-
Air quality sensor -G238-
Humidity sender in fresh air intake duct -G657-
Pressure sender for refrigerant circuit -G805-
Relay for power sockets -J807-
Control unit for structure-borne sound -J869-
Automatic anti-dazzle interior mirror -Y7-
15
F35 - Fuse 35 on fuse holder C -SC35- 10 A - Headlight range control regulator -E102-
Headlight range control unit -J431-
Diagnosis connection -U31-
Left headlight range control motor -V48-
Right headlight range control motor -V49-
15
F36 - Fuse 36 on fuse holder C -SC36- 10 A - Lane departure warning control unit -J759-
Front camera for driver assist systems -R242-
15
F37 - vacant - -   -
F38 - Fuse 38 on fuse holder C -SC38- 20 A - Trailer detector control unit -J345- 30
F39 - Fuse 39 on fuse holder C -SC39- 30 A - Front passenger door control unit -J387-
Rear passenger side window regulator motor -V472-
30
F40 - Fuse 40 on fuse holder C -SC40- 20 A - 12 V socket -U5-
(only 3 and 5-doors vehicle)
87
F40 - Fuse 40 on fuse holder C -SC40- 20 A - 12 V socket -U5-
12 V socket 2 -U18-
(only ST vehicle)
87
F41 - Fuse 41 on fuse holder C -SC41- 1 A - Steering column electronics control unit -J527- 30
F42 - Fuse 42 on fuse holder C -SC42- 40 A - Onboard supply control unit -J519-
t  Central locking
30
F43 - Fuse 43 on fuse holder C -SC43- 30 A - Onboard supply control unit -J519- 30
F44 - Fuse 44 on fuse holder C -SC44- 15 A - Trailer detector control unit -J345- 30
F45 - vacant - -   -
F46 - vacant - -   -
F47 - Fuse 47 on fuse holder C -SC47- 15 A - Rear window wiper motor -V12- 15
F48 - Fuse 48 on fuse holder C -SC48- 15 A - Trailer socket -U10- (only 3 and 5-doors vehicle) 15
F48 - Fuse 48 on fuse holder C -SC48- 30 A - Trailer socket -U10- (only ST vehicle) 15
F49 - Fuse 49 on fuse holder C -SC49- 5 A - Clutch position sender -G476-
Starter motor relay 1 -J906-
Starter motor relay 2 -J907-
15
F50 - vacant - -   -
F51 - vacant - -   -
F52 - vacant - - -
F53 - Fuse 53 on fuse holder C -SC53- 30 A - Window aerial suppression filter -C18-
Suppression filter -C24-
Heated rear window relay -J9-
Heated rear window -Z1-
87

Back to overview
   


SEAT LEON 2014

Fuses on fuse holder C -SC- , from November 2013
No.   Current Flow Diagram designation Nominal value   Function/component Terminal
F1 - vacant - -   -
F2 - vacant - -   -
F3 - vacant - - -
F4 - vacant - - -
F5 - Fuse 5 on fuse holder C -SC5- 5 A - Data bus diagnostic interface -J533- 30
F6 - Fuse 6 on fuse holder C -SC6- 5 A - Interior monitoring sensor -G273-
Vehicle inclination sender -G384-
30
F7 - Fuse 7 on fuse holder C -SC7- 10 A - Heated rear window relay -J9-
Heater control unit -J65-
Climatronic control unit -J255-
Air conditioning system control unit​ -J301-
30
F8 - Fuse 8 on fuse holder C -SC8- 10 A - Light switch -E1-
Rain sensor -G213-
Air humidity sensor -G355-
Diagnosis connection -U31-
30
F9 - vacant - -   -
F10 - Fuse 10 on fuse holder C -SC10- 10 A - Display unit of control unit for front display and information control panel -J685- 30
F11 - vacant - -   -
F12 - Fuse 12 on fuse holder C -SC12- 20 A - Control unit 1 for information electronics -J794-
Radio -R-
30
F13 - Fuse 13 on fuse holder C -SC13- 15 A - Electronically controlled damping control unit -J250- 30
F14 - Fuse 14 on fuse holder C -SC14- 30 A - Fresh air blower control unit -J126- 30
F15 - vacant - -   -
F16 - vacant - -   -
F17 - Fuse 17 on fuse holder C -SC17- 5 A - Control unit in dash panel insert -J285- 30
F18 - vacant - -   -
F19 - vacant - - -
F20 - vacant - -   -
F21 - Fuse 21 on fuse holder C -SC21- 15 A - All-wheel drive control unit -J492- 30
F22 - vacant - - -
F23 - Fuse 23 on fuse holder C -SC23- 40 A - Onboard supply control unit -J519-
t  Right​ headlight -MX2-
30
F24 - Fuse 24 on fuse holder C -SC24- 30 A - Sliding sunroof adjustment control unit -J245- (only 3 and 5-doors vehicle) 30
F24 - Fuse 24 on fuse holder C -SC24- 30 A - Sliding sunroof adjustment control unit -J245-
Sunroof roller blind control unit -J394-
(only ST vehicle)
30
F25 - Fuse 25 on fuse holder C -SC25- 30 A - Driver door control unit -J386-
Rear driver side window regulator motor -V471-
30
F26 - Fuse 26 on fuse holder C -SC26- 20 A - Onboard supply control unit -J519-
t  Front heated seats
30
F27 - Fuse 27 on fuse holder C -SC27- 20 A - Trailer voltage supply relay -J941-
Trailer socket -U10-
30
F28 - Fuse 28 on fuse holder C -SC28- 20 A - Trailer detector control unit -J345- 30
F29 - vacant - -   -
F30 - vacant - -   -
F31 - Fuse 31 on fuse holder C -SC31- 40 A - Onboard supply control unit -J519-
t  Left headlight -MX1-
30
F32 - Fuse 32 on fuse holder C -SC32- 7.5 A - Park assist steering control unit -J446- 15
F33 - Fuse 33 on fuse holder C -SC33- 5 A - Airbag control unit -J234-
Front passenger side airbag deactivated warning lamp -K145-
15
F34 - Fuse 34 on fuse holder C -SC34- 7.5 A - Light switch -E1-
Fog light switch -E7-
Rear fog light switch -E18-
Interior mirror -EX5-
Tyre pressure monitor button -E226-
Reversing light switch -F4-
Air quality sensor -G238-
Humidity sender in fresh air intake duct -G657-
Pressure sender for refrigerant circuit -G805-
Relay for power sockets -J807-
Control unit for structure-borne sound -J869-
Automatic anti-dazzle interior mirror -Y7-
15
F35 - Fuse 35 on fuse holder C -SC35- 10 A - Headlight range control regulator -E102-
Headlight range control unit -J431-
Diagnosis connection -U31-
Left headlight range control motor -V48-
Right headlight range control motor -V49-
15
F36 - Fuse 36 on fuse holder C -SC36- 10 A - Lane departure warning control unit -J759-
Front camera for driver assist systems -R242-
15
F37 - vacant - -   -
F38 - Fuse 38 on fuse holder C -SC38- 20 A - Trailer detector control unit -J345- 30
F39 - Fuse 39 on fuse holder C -SC39- 30 A - Front passenger door control unit -J387-
Rear passenger side window regulator motor -V472-
30
F40 - Fuse 40 on fuse holder C -SC40- 20 A - 12 V socket -U5-
(only 3 and 5-doors vehicle)
87
F40 - Fuse 40 on fuse holder C -SC40- 20 A - 12 V socket -U5-
12 V socket 2 -U18-
(only ST vehicle)
87
F41 - Fuse 41 on fuse holder C -SC41- 1 A - Steering column electronics control unit -J527- 30
F42 - Fuse 42 on fuse holder C -SC42- 40 A - Onboard supply control unit -J519-
t  Central locking
30
F43 - Fuse 43 on fuse holder C -SC43- 30 A - Onboard supply control unit -J519- 30
F44 - Fuse 44 on fuse holder C -SC44- 15 A - Trailer detector control unit -J345- 30
F45 - vacant - -   -
F46 - vacant - -   -
F47 - Fuse 47 on fuse holder C -SC47- 15 A - Rear window wiper motor -V12- 15
F48 - vacant - -   -
F48 - vacant - -   -
F49 - Fuse 49 on fuse holder C -SC49- 5 A - Clutch position sender -G476-
Starter motor relay 1 -J906-
Starter motor relay 2 -J907-
15
F50 - vacant - -   -
F51 - vacant - -   -
F52 - vacant - - -
F53 - Fuse 53 on fuse holder C -SC53- 30 A - Window aerial suppression filter -C18-
Suppression filter -C24-
Heated rear window relay -J9-
Heated rear window -Z1-
87

Back to overview
   


SEAT LEON 2014 Earth points overview (3, 5-doors and ST vehicle)

Earth points overview (3, 5-doors and ST vehicle)
SEAT LEON 2014 Earth points overview (3, 5-doors and ST vehicle) https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO
Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
   656 Earth points on right headlight
q   Location
   685 Earth point 1 at front of right longitudinal member
q   Location
   751 Earth point 2, on right A-pillar
q   Location
   638 Earth point, on right A-pillar
q   Location
   687 Earth point 1, on centre tunnel
q   Location
   75 Earth point, rear right pillar
q   Location
   666 Earth point, on rear right of roof
q   Location
   612 Earth point, in centre of rear lid
q   Location
   57 Earth point, rear left pillar
q   Location
   667 Earth point, on rear left of roof
q   Location
   690 Earth point, rear centre roof frame
q   Location
   639 Earth point, left A-pillar
q   Location
   12 Earth point, on left in engine compartment
q   Location
   671 Earth point 1, on front of left longitudinal member
q   Location
   672 Earth point 2, on front of left longitudinal member
q   Location
   673 Earth point 3, on front of left longitudinal member
q   Location
   652 Earth point, engine and gearbox earth
q   Location

   
SEAT LEON 2014 Earth points overview (3, 5-doors and ST vehicle) https://portal-diagnostov.com/license.html
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Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file

   
SEAT LEON 2014 Earth points overview (3, 5-doors and ST vehicle) https://portal-diagnostov.com/license.html
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Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file

   
SEAT LEON 2014 Earth points overview (3, 5-doors and ST vehicle) https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO
Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file

   
SEAT LEON 2014 Earth points overview (3, 5-doors and ST vehicle) https://portal-diagnostov.com/license.html
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Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
   638 Earth point on right A-pillar -arrow B-
Tightening torque:
9 Nm
Back to overview

   
SEAT LEON 2014 Earth points overview (3, 5-doors and ST vehicle) https://portal-diagnostov.com/license.html
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Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
   687 Earth point 1, on centre tunnel -arrow-
Tightening torque:
9 Nm
Back to overview

   
SEAT LEON 2014 Earth points overview (3, 5-doors and ST vehicle) https://portal-diagnostov.com/license.html
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Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
   75 Earth point, rear right pillar -arrow-
Tightening torque:
9 Nm
Back to overview

   
SEAT LEON 2014 Earth points overview (3, 5-doors and ST vehicle) https://portal-diagnostov.com/license.html
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Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
   667 Earth point, on rear left of roof -arrow C-
Tightening torque:
9 Nm
   690 Earth point, rear centre roof frame -arrow B-
Tightening torque:
9 Nm
Back to overview

   
SEAT LEON 2014 Earth points overview (3, 5-doors and ST vehicle) https://portal-diagnostov.com/license.html
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Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
   612 Earth point, in centre of rear lid -arrow-
Tightening torque:
2 Nm
Back to overview

   
SEAT LEON 2014 Earth points overview (3, 5-doors and ST vehicle) https://portal-diagnostov.com/license.html
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Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
   57 Earth point, rear left pillar -arrow-
Tightening torque:
9 Nm
Back to overview

   
SEAT LEON 2014 Earth points overview (3, 5-doors and ST vehicle) https://portal-diagnostov.com/license.html
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Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
   639 Earth point, left A-pillar -arrow-
Tightening torque:
9 Nm
Back to overview

   
SEAT LEON 2014 Earth points overview (3, 5-doors and ST vehicle) https://portal-diagnostov.com/license.html
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Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
   12 Earth point, on left in engine compartment -arrow-
Back to overview

   
SEAT LEON 2014 Earth points overview (3, 5-doors and ST vehicle) https://portal-diagnostov.com/license.html
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Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
   672 Earth point 2, on front of left longitudinal member -arrow A-
Tightening torque:
9 Nm
Back to overview

   
SEAT LEON 2014 Earth points overview (3, 5-doors and ST vehicle) https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO
Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
   673 Earth point 3, on front of left longitudinal member -arrow-
Back to overview

   
SEAT LEON 2014 Earth points overview (3, 5-doors and ST vehicle) https://portal-diagnostov.com/license.html
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Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
   652 Earth point, engine and gearbox earth -arrow-
Back to overview

   


SEAT LEON 2014

Control units overview (3, 5-doors and ST vehicle)
SEAT LEON 2014 https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO
Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
q   Fitting location and pin connectors, (only ST vehicle):
q   Fitting location and pin connectors for diesel engines:



SEAT LEON 2014

Headlight range control unit -J431-
Location:
behind dash panel, left
   
SEAT LEON 2014 https://portal-diagnostov.com/license.html
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A -  Headlight range control unit -J431-
A1 -  26-pin connector -T26a-
Back to overview



SEAT LEON 2014

Data bus diagnostic interface -J533-
Location:
under the dash panel.
   
SEAT LEON 2014 https://portal-diagnostov.com/license.html
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A -  Data bus diagnostic interface -J533-
A1 -  20-pin connector -T20a-
Back to overview



SEAT LEON 2014

Front passenger door control unit -J387-
Location:
on the front passenger door.
   
SEAT LEON 2014 https://portal-diagnostov.com/license.html
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Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
A -  Front passenger door control unit -J387-
A1 -  6-pin connector -T6w-
A2 -  20-pin connector -T20d-
A3 -  16-pin connector -T16h-
A4 -  32-pin connector -T32b-
Back to overview



SEAT LEON 2014

Air conditioning system control unit​ -J301-
Location:
on the dash panel - centre
   
SEAT LEON 2014 https://portal-diagnostov.com/license.html
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Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
A -  Air conditioning system control unit​ -J301-
A1 -  16-pin connector -T16b-
A2 -  20-pin connector -T20b-
Back to overview



SEAT LEON 2014

Climatronic control unit -J255-
Location:
on the dash panel - centre
   
SEAT LEON 2014 https://portal-diagnostov.com/license.html
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Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
A -  Climatronic control unit -J255-
A1 -  16-pin connector -T16c-
A2 -  16-pin connector -T16d-
A3 -  20-pin connector -T20b-
Back to overview



SEAT LEON 2014

Front camera for driver assist systems -R242-
Location:
near interior mirror
   
SEAT LEON 2014 https://portal-diagnostov.com/license.html
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A -  Front camera for driver assist systems -R242-
A1 -  12-pin connector -T12i-
Back to overview



SEAT LEON 2014

Sliding sunroof adjustment control unit -J245- (only 3 and 5-doors vehicle)
Location:
on rear sunroof motor
   
SEAT LEON 2014 https://portal-diagnostov.com/license.html
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A -  Sliding sunroof adjustment control unit -J245-
A1 -  10-pin connector -T10i-
Back to overview



SEAT LEON 2014

Sliding sunroof adjustment control unit -J245- (only ST vehicle)
Location:
on front sunroof motor
   
SEAT LEON 2014 https://portal-diagnostov.com/license.html
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A -  Sliding sunroof adjustment control unit -J245-
A1 -  16-pin connector -T16j-
Back to overview



SEAT LEON 2014

Electronically controlled damping control unit -J250-
Location:
behind left side trim in luggage compartment
   
SEAT LEON 2014 https://portal-diagnostov.com/license.html
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Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
A -  Electronically controlled damping control unit -J250-
A1 -  47-pin connector -T47a-
Back to overview



SEAT LEON 2014

Trailer detector control unit -J345-
Location:
behind left side trim in luggage compartment
   
SEAT LEON 2014 https://portal-diagnostov.com/license.html
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A -  Trailer detector control unit -J345-
A1 -  16-pin connector -T16i-
A2 -  12-pin connector -T12j-
Back to overview



SEAT LEON 2014

All-wheel drive control unit -J492-
Location:
on differential
   
SEAT LEON 2014 https://portal-diagnostov.com/license.html
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A -  All-wheel drive control unit -J492-
A1 -  2-pin connector -T2ad-
A2 -  8-pin connector -T8w-
Back to overview



SEAT LEON 2014

Fuel pump control unit -J538- (petrol engines)
Location:
under the back seat.
   
SEAT LEON 2014 https://portal-diagnostov.com/license.html
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A -  Fuel pump control unit -J538-
A1 -  5-pin connector -T5j-
Back to overview



SEAT LEON 2014

Fuel pump control unit -J538- (diesel engines)
Location:
under the back seat.
   
SEAT LEON 2014 https://portal-diagnostov.com/license.html
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A -  Fuel pump control unit -J538-
A1 -  6-pin connector -T6ab-
Back to overview



SEAT LEON 2014

Driver door control unit -J386-
Location:
on the driver door.
   
SEAT LEON 2014 https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO
Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
A -  Driver door control unit -J386-
A1 -  6-pin connector -T6v-
A2 -  20-pin connector -T20c-
A3 -  16-pin connector -T16g-
A4 -  32-pin connector -T32a-
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SEAT LEON 2014

Steering column electronics control unit -J527-
Location:
on the steering column electronics.
   
SEAT LEON 2014 https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO
Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
A -  Steering column electronics control unit -J527-
A1 -  4-pin connector -T4c-
A2 -  16-pin connector -T16e-
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SEAT LEON 2014

Control unit in dash panel insert -J285-
Location:
on the dash panel.
   
SEAT LEON 2014 https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO
Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
A -  Control unit in dash panel insert -J285-
A1 -  18-pin connector -T18a-
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SEAT LEON 2014

Onboard supply control unit -J519-
Location:
behind dash panel, left
   
SEAT LEON 2014 https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO
Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
A -  Onboard supply control unit -J519-
A1 -  73-pin connector -T73a-
A2 -  46-pin connector -T46b-
A3 -  73-pin connector -T73c-
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SEAT LEON 2014

Park assist steering control unit -J446-
Location:
behind dash panel, left
   
SEAT LEON 2014 https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO
Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
A -  Park assist steering control unit -J446-
A1 -  26-pin connector -T26b-
A2 -  18-pin connector -T18b-
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SEAT LEON 2014 Airbag control unit J234

Airbag control unit -J234-
Location:
under centre console.
   
SEAT LEON 2014 Airbag control unit J234 https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO
Obtenez l'accès à tous les schémas de câblage de la voitureDownload PDF file
A -  Airbag control unit -J234-
A1 -  90-pin connector -T90a-
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