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SKODA OCTAVIA II 2012 – 1.4 ltr. – Magneti Marelli 4HV/59 kW, engine identification characters CGGA, As of May 2011 . Wiring diagrams, Pin Connector, Location

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Wiring Diagram SKODA OCTAVIA II 2012 - Battery - starter - alternator with voltage regulator - E box



Wiring Diagram SKODA OCTAVIA II 2012 - Battery - starter - alternator with voltage regulator - E box https://portal-diagnostov.com/license.html
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ABattery
BStarter
CX1Alternator with voltage regulator
J519Onboard power supply control unit
SA1Fuse -1- (30), in the E box
T2t2-pin connector, in engine compartment, front left (on vehicles with heating)
T4n4-pin connector, in engine compartment, front left (on vehicles with Climatic / Climatronic)
T52ac52-pin connector, on the onboard power supply control unit (brown)
  1 Earth strap, battery body
  12 Earth point, on left in engine compartment (at longitudinal member)
  14 Earth point, on gearbox
  B177 Connection (61), in interior wiring harness
*on vehicles with alternator 90A / 110A
**on vehicles with alternator 140A

Wiring Diagram SKODA OCTAVIA II 2012 - Electric drive main relay - E box



Wiring Diagram SKODA OCTAVIA II 2012 - Electric drive main relay - E box https://portal-diagnostov.com/license.html
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J437Electric drive main relay, in the E box
J519Onboard power supply control unit
SB13Fuse -13-, in the E box
SB14Fuse -14-, in the E box
SB15Fuse -15-, in the E box
SB21Fuse -21-, in the E box
SB22Fuse -22-, in the E box
T14a14-pin connector, on front left in engine compartment (black)
T40a40-pin connector, at the E box
*not valid for vehicles with automatic gearbox

Wiring Diagram SKODA OCTAVIA II 2012 - E box



Wiring Diagram SKODA OCTAVIA II 2012 - E box https://portal-diagnostov.com/license.html
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J293Radiator fan control unit
J519Onboard power supply control unit
SB10Fuse -10-, in the E box
SB20Fuse -20-, in the E box
SB23Fuse -23-, in the E box
SB24Fuse -24-, in the E box
SB27Fuse -27-, in the E box
T4p4-pin connector, in the holder on the left radiator
T40a40-pin connector, at the E box
  D78 Positive connection -1- (30a), in engine compartment wiring harness
  D101 Connection (87a), in engine compartment wiring harness

Wiring Diagram SKODA OCTAVIA II 2012 - Fuse holder



Wiring Diagram SKODA OCTAVIA II 2012 - Fuse holder https://portal-diagnostov.com/license.html
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J519Onboard power supply control unit
SC1Fuse -1-, in fuse holder
SC27Fuse -27-, in fuse holder
SC29Fuse -29-, in fuse holder
SC30Fuse -30-, in fuse holder
SC31Fuse -31-, in fuse holder
T14a14-pin connector, on front left in engine compartment (black)
  A20 Positive connection -1- (15a), in dash panel wiring harness
  B280 Positive connection -4- (15a), in interior wiring harness
  B315 Positive connection -1- (30a), in interior wiring harness

Wiring Diagram SKODA OCTAVIA II 2012 - Terminal 50 voltage supply relay - fuse holder



Wiring Diagram SKODA OCTAVIA II 2012 - Terminal 50 voltage supply relay - fuse holder https://portal-diagnostov.com/license.html
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J519Onboard power supply control unit
J682Terminal 50 voltage supply relay, at relay holder below the onboard power supply control unit
SC2Fuse -2-, in fuse holder
SC4Fuse -4-, in fuse holder
T52ab52-pin connector, on the onboard power supply control unit (white)
T52ac52-pin connector, on the onboard power supply control unit (brown)
  374 Earth connection -9-, in interior wiring harness
  A20 Positive connection -1- (15a), in dash panel wiring harness
  A38 Positive connection -2- (15a), in dash panel wiring harness
  B239 Positive connection -1- (50), in interior wiring harness
  B279 Positive connection -3- (15a), in interior wiring harness
*only on vehicles with extended servicing intervals (ESI)

Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit



Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit https://portal-diagnostov.com/license.html
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J519Onboard power supply control unit
J623Engine control unit
T14a14-pin connector, on front left in engine compartment (black)
T52a52-pin connector, at engine control unit
  44 Earth point -1-, on lower part of left A-pillar
  85 Earth connection -1-, in engine compartment wiring harness
  131 Earth connection -2-, in engine compartment wiring harness

Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit - accelerator pedal position sender



Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit - accelerator pedal position sender https://portal-diagnostov.com/license.html
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G79Accelerator pedal position sender
G185Accelerator pedal position sender -2-
J519Onboard power supply control unit
J623Engine control unit
T6l6-pin connector, at accelerator pedal position sender
T52a52-pin connector, at engine control unit
  327 Earth connection (sender earth), in engine compartment wiring harness

Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit - throttle valve control unit



Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit - throttle valve control unit https://portal-diagnostov.com/license.html
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G186Throttle valve drive
G187Throttle valve drive angle sender -1-
G188Throttle valve drive angle sender -2-
J338Throttle valve control unit
J519Onboard power supply control unit
J623Engine control unit
T6o6-pin connector, on the throttle valve control unit
T28a28-pin connector, at engine control unit
  D174 Connection -2- (5V), in engine wiring harness

Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit - engine speed sender - camshaft position sender - coolant temperature sender - coolant temperature sender at radiator outlet



Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit - engine speed sender - camshaft position sender - coolant temperature sender - coolant temperature sender at radiator outlet https://portal-diagnostov.com/license.html
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G28Engine speed sender
G40Camshaft position sender
G62Coolant temperature sender
G83Coolant temperature sender at radiator outlet
J293Radiator fan control unit
J519Onboard power supply control unit
J623Engine control unit
T3l3-pin connector, at engine speed sender
T3m3-pin connector, at camshaft position sender
T4p4-pin connector, in the holder on the left radiator
T28a28-pin connector, at engine control unit
T52a52-pin connector, at engine control unit
  220 Earth connection (sender earth), in engine wiring harness
  327 Earth connection (sender earth), in engine compartment wiring harness
  D141 Connection (5V), in engine wiring harness
  D174 Connection -2- (5V), in engine wiring harness
*only on vehicles with optional equipment, depending upon the type of radiator fan

Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit - Lambda probe - Lambda probe after catalytic converter



Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit - Lambda probe - Lambda probe after catalytic converter https://portal-diagnostov.com/license.html
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G39Lambda probe
G130Lambda probe after catalytic converter
J519Onboard power supply control unit
J623Engine control unit
T4h4-pin connector, at the lambda probe (brown), in the holder on the gearbox
T4r4-pin connector, at the lambda probe after catalytic converter
T52a52-pin connector, at engine control unit
  D180 Connection -1- (87a), in engine compartment wiring harness

Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit - injection valves - knock sensor l



Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit - injection valves - knock sensor l https://portal-diagnostov.com/license.html
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G61Knock sensor I
J519Onboard power supply control unit
J623Engine control unit
N30Injector, cylinder 1
N31Injector, cylinder 2
N32Injector, cylinder 3
N33Injector, cylinder 4
T14a14-pin connector, on front left in engine compartment (black)
T28a28-pin connector, at engine control unit
  220 Earth connection (sender earth), in engine wiring harness
  D140 Connection (injectors), in engine wiring harness

Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit - activated charcoal filter system solenoid valve - intake air temperature sender and intake manifold pressure



Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit - activated charcoal filter system solenoid valve - intake air temperature sender and intake manifold pressure https://portal-diagnostov.com/license.html
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G42Intake air temperature sender
G71Intake manifold pressure sender
J519Onboard power supply control unit
J623Engine control unit
N80Activated charcoal filter system solenoid valve
T4t4-pin connector, at intake air temperature sender and intake manifold pressure
T14a14-pin connector, on front left in engine compartment (black)
T28a28-pin connector, at engine control unit
  220 Earth connection (sender earth), in engine wiring harness
  D141 Connection (5V), in engine wiring harness

Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit - Ignition system



Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit - Ignition system https://portal-diagnostov.com/license.html
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J519Onboard power supply control unit
J623Engine control unit
N70Ignition coil 1 with output stage
N127Ignition coil 2 with output stage
N291Ignition coil 3 with output stage
N292Ignition coil 4 with output stage
PSpark plug connector
QSpark plug
T4t4-pin connector, at the ignition coil 1
T4u4-pin connector, at the ignition coil 2
T4v4-pin connector, at the ignition coil 3
T4w4-pin connector, at the ignition coil 4
T28a28-pin connector, at engine control unit
  15 Earth point, on cylinder head
  281 Earth connection -1-, in engine wiring harness
  306 Earth connection (ignition coils), in engine harness
  D189 Connection (87a), in engine wiring harness

Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit - brake pedal switch - clutch position sender



Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit - brake pedal switch - clutch position sender https://portal-diagnostov.com/license.html
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FBrake light switch, at master brake cylinder
F47Brake pedal switch, at master brake cylinder
G476Clutch position sender
J519Onboard power supply control unit
J527Steering column electronics control unit
J623Engine control unit
T4c4-pin connector, at brake pedal switch
T5j5-pin connector, at clutch position sender
T16n16-pin connector, at steering column electronics control unit
T52a52-pin connector, at engine control unit
T52ac52-pin connector, on the onboard power supply control unit (brown)
  374 Earth connection -9-, in interior wiring harness
  A18 Connection (54), in dash panel wiring harness
*not valid for vehicles with automatic gearbox

Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit - fuel gauge sender - fuel pump - fuel pump relay - fuel supply relay



Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit - fuel gauge sender - fuel pump - fuel pump relay - fuel supply relay https://portal-diagnostov.com/license.html
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GFuel gauge sender
G6Fuel pump
J17Fuel pump relay, at additional relay holder above the onboard power supply control unit
J519Onboard power supply control unit
J623Engine control unit
J643Fuel supply relay, at relay holder below the onboard power supply control unit
T5k5-pin connector, on the fuel pump
T52a52-pin connector, at engine control unit
T52ab52-pin connector, on the onboard power supply control unit (white)
  366 Earth connection -1-, in interior wiring harness
  B323 Positive connection -9- (30a), in interior wiring harness

Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit - data bus diagnostic interface - dash panel insert - warning lamps - coolant temperature gauge



Wiring Diagram SKODA OCTAVIA II 2012 - Engine control unit - data bus diagnostic interface - dash panel insert - warning lamps - coolant temperature gauge https://portal-diagnostov.com/license.html
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G3Coolant temperature gauge
J285Control unit in dash panel insert
J519Onboard power supply control unit
J533Data bus diagnostic interface, below dash panel
J623Engine control unit
KDash panel insert
K28Coolant temperature and coolant shortage indicator warning lamp
T16b16-pin connector, for diagnostic connection
T20c20-pin connector, at data bus diagnostic interface
T32c32-pin connector, at dash panel insert
T52a52-pin connector, at engine control unit
  A76 Connection (diagnosis wire K), in dash panel wiring harness
  B383 Connection -1- (CAN H, drive), in interior wiring harness
  B390 Connection -1- (CAN L, drive), in interior wiring harness

Wiring Diagram SKODA OCTAVIA II 2012 - Dash panel insert - warning lamps - fuel gauge - rev. counter - speedometer - oil pressure switch - oil level/oil temperature sender



Wiring Diagram SKODA OCTAVIA II 2012 - Dash panel insert - warning lamps - fuel gauge - rev. counter - speedometer - oil pressure switch - oil level/oil temperature sender https://portal-diagnostov.com/license.html
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F1Oil pressure switch
G1Fuel gauge
G5Rev. Counter
G21Speedometer
G266Oil level/oil temperature sender
J285Control unit in dash panel insert
J519Onboard power supply control unit
KDash panel insert
K3Oil pressure warning lamp
K38Oil level warning lamp
K83Exhaust emissions warning lamp
K105Fuel reserve warning lamp
K132Electronic power control fault lamp
T6j6-pin connector, on front left in engine compartment (black)
T14a14-pin connector, on front left in engine compartment (black)
T32c32-pin connector, at dash panel insert
  269 Earth connection (sender earth) -1-, in dash panel wiring harness
  374 Earth connection -9-, in interior wiring harness
*only on vehicles with extended servicing intervals (ESI)