VW CADDY 2016 – Auxiliary air heater (PTC) . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW CADDY 2016 - Low heat output relay - High heat output relay - Engine control unit - Auxiliary air heater element

E16	Heater/heat output switch
J359	Low heat output relay
J360	High heat output relay
J623	Engine control unit, central in plenum chamber
SA6	Fuse 6 in fuse holder A
SA7	Fuse 7 in fuse holder A
SB15	Fuse 15 on fuse holder B
SB21	Fuse 21 on fuse holder B
T3at	3-pin connector, black
T20c	20-pin connector, black
T40	40-pin connector, black
T94	94-pin connector, black
Z35	Auxiliary air heater element
D183	Connection 4 (87a) in engine compartment wiring harness
E30	Connection (87a), in engine wiring harness
L81	Connection in supplementary heater wiring harness
*	see applicable current flow diagram for engine
*2	Only models with diesel engine
*3	Only models with Euro 6 emission standard
*4	Only models with no air conditioning system

VW CADDY 2016 Overview of relay carriers

Overview of relay carriers

1 -	Relay carrier under E-box

q	Components: J47, J179

q	Fitting location, from June 2015:

2 -

3 -	Relay carrier in footwell (special vehicles)

q	Components: J180, J601

q	Fitting location, from June 2015:

4 -	Relay carrier under dash panel

q	Components: J13, J17, J39, J49, J59, J359, J360, J413, J485, J630, J643, J682, J906, J907, J941, J963

q	Fitting location, left-hand drive, from June 2015:

q	Fitting location, right-hand drive, from June 2015:

Relay carrier under E-box Fitting location, from June 2015: On left in engine compartment.

1 -	Heated windscreen relay -J47-

2 -	Automatic glow period control unit -J179-

Back to overview . VW CADDY 2016 Relay​​ carrier​​ on​​ E-box​​ Relay​​ carrier​​ on​​ E-box​​ Fitting location, from June 2015: On left in engine compartment, on E-box.

R1 -	Engine component current supply relay -J757- (100)

R2 -	Additional coolant pump relay -J496- (100)

-	Push-in bridge -TV23-

Back to overview . VW CADDY 2016 Relay carrier in footwell (special vehicles) Relay carrier in footwell (special vehicles) Fitting location, from June 2015: In front left in footwell

1 -	Switch-over relay 1 for roof ventilator -J180- (645)

-	Taxi alarm remote control, control unit -J601-

Back to overview . VW CADDY 2016 Relay carrier under dash panel Relay carrier under dash panel Fitting location, left-hand drive, from June 2015: under dash panel on left.   Note: t  Figure shows left-hand drive model. t  Figure for right-hand drive models .

A -	Top relay carrier:

1a -	Relay socket (blue)

Horn relay -J413- (646)

1b -	Relay socket (blue)

Headlight washer system relay -J39- (646)

2 -	Relay socket (blue)

Fuel pump relay -J17- (646)

3a/3b -

Relay socket (brown)

Terminal 50 voltage supply relay -J682- (645)

4a/4b -

Relay socket (brown)

Heated rear window relay -J9- (645)

5 -	Relay socket (brown)

Fuel supply relay -J643- (646)

6a/6b -

Relay socket (green)

Starter relay 2 -J907- (507)

7a/7b -

Relay socket (white)

Terminal 15 voltage supply relay -J329- (645)

8 -	Relay socket (green)

Electric fuel pump 2 relay -J49- (646)

Relay for reducing agent metering system -J963- (646)

9a/9b -

Relay socket (black)

X-contact relief relay -J59- (644) , vehicles with no Climatronic

X-contact relief relay -J59- (645) , vehicles with Climatronic

B -	Bottom relay carrier:

1a/1b -

Relay socket (white)

Auxiliary heater operation relay -J485- (645)

2a/2b -

Relay socket (white)

High heat output relay -J360- (644)

3a/3b -

Relay socket (red)

Low heat output relay -J359- (645)

4 -	Relay socket (blue)

Fresh air blower relay -J13- (646)

5a/5b -

Relay socket (black)

Flashing lights relay -J630- (645)

5b -	Relay socket (green)

Trailer voltage supply relay -J941- (646)

Back to overview . VW CADDY 2016 Relay carrier under dash panel Relay carrier under dash panel Fitting location, right-hand drive, from June 2015: On right under dash panel.   Note: t  Figure​shows​right-hand drive model. t  Figure for left-hand drive models

A -	Top relay carrier:

1a -	Relay socket (blue)

Horn relay -J413- (646)

1b -	Relay socket (blue)

Headlight washer system relay -J39- (646)

2 -	Relay socket (blue)

Fuel pump relay -J17- (646)

3a/3b -

Relay socket (brown)

Terminal 50 voltage supply relay -J682- (645)

4a/4b -

Relay socket (brown)

Heated rear window relay -J9- (645)

5 -	Relay socket (brown)

Fuel supply relay -J643- (646)

6a/6b -

Relay socket (green)

Starter relay 2 -J907- (507)

7a/7b -

Relay socket (white)

Terminal 15 voltage supply relay -J329- (645)

8 -	Relay socket (green)

Electric fuel pump 2 relay -J49- (646)

Relay for reducing agent metering system -J963- (646)

9a/9b -

Relay socket (black)

X-contact relief relay -J59- (644) , vehicles with no Climatronic

X-contact relief relay -J59- (645) , vehicles with Climatronic

B -	Bottom relay carrier:

1a -

-

1b -

-

2a/2b -

Relay socket (white)

High heat output relay -J360- (644)

3a/3b -

Relay socket (red)

Low heat output relay -J359- (645)

4 -	Relay socket (blue)

Trailer voltage supply relay -J941- (646)

5a -

-

5b -

-

Back to overview .

VW CADDY 2016 Overview of fuses

Overview of fuses

1 -	Fuses (SA) on fuse holder A

q	Fuse assignment, from June 2015

2 -	Fuses (SB) on fuse holder B

q	Fuse assignment, from June 2015

3 -	Fuses (SC) on fuse holder C

q	Fitting location right-hand drive

q	Fuse assignment, from June 2015

Fuses (SA) on fuse holder A Fitting location, fuse holder A -SA- On left in engine compartment, on front E-box.

1 -	Fuse holder A -SA-

Fuse colours for MIDI strip fuse:

t	200 A - purple

t	150 A - grey

t	125 A - pink

t	100 A - blue

t	80 A - white / transparent

t	70 A - brown

t	60 A - yellow

t	50 A - red

t	40 A - green

t	30 A - orange

Multifuse strip fuse → Rep. Gr. 97   Note: The fuse strip (multifuse) must be replaced as a complete unit. Back to overview

Fuses (SB) on fuse holder B

Fitting location of fuse holder B -SB-

On left in engine compartment, on E-box.

   

1 -	Fuse holder B -SB-

Fuse colours for ATO flat fuse:

t	40 A - orange

t	35 A - green-blue

t	30 A - light green

t	25 A - transparent

t	20 A - yellow

t	15 A - light blue

t	10 A - red

t	7.5 A - brown

t	5 A - light brown

t	1 A - black

Fuse colours for Maxi ATO flat fuse:

t	60 A - blue

t	50 A - red

t	40 A - orange

t	30 A - light green

t	20 A - yellow

Back to overview

Fuses (SC) on fuse holder C

Fitting location, fuse holder C -SC- , left-hand drive

under dash panel on left.

   

1 -	Fuse holder C -SC-

Fuse colours for ATO flat fuse:

t	40 A - orange

t	35 A - green-blue

t	30 A - light green

t	25 A - transparent

t	20 A - yellow

t	15 A - light blue

t	10 A - red

t	7.5 A - brown

t	5 A - light brown

t	1 A - black

Back to overview Fitting location, fuse holder C -SC- , right-hand drive On right under dash panel.

1 -	Fuse holder C -SC-

Fuse colours for ATO flat fuse:

t	40 A - orange

t	35 A - green-blue

t	30 A - light green

t	25 A - transparent

t	20 A - yellow

t	15 A - light blue

t	10 A - red

t	7.5 A - brown

t	5 A - light brown

t	1 A - black

Back to overview

   

VW CADDY 2016 Overview of earth points in front part of vehicle

Overview of earth points in front part of vehicle

1	Earth strap, battery - body

q	Specified torque: 20 Nm

13	Earth point, on right in engine compartment

q	Specified torque: 9 Nm

15	Earth point on cylinder head

q	Specified torque: 9 Nm

607	Earth point on left in plenum chamber

q	Specified torque: 9 Nm

609	Earth point on right in plenum chamber

q	Specified torque: 9 Nm

624	Earth point, starter battery

q	Specified torque: 9 Nm

642	Earth point for electronically controlled fan

q	Specified torque: 9 Nm

652	Earth point, engine and gearbox earth

q	Specified torque: 20 Nm

655	Earth point on left headlight

q	Specified torque: 9 Nm

656	Earth point on right headlight

q	Specified torque: 9 Nm

Back to overview

VW CADDY 2016 Overview of earth points in interior of vehicle

Overview of earth points in interior of vehicle

71	Earth point, front roof cross member

q	Specified torque: 2 Nm

602	Earth point in front left footwell

q	Specified torque: 9 Nm

605	605 Earth point on top end of steering column

q	Specified torque: 9 Nm

45	Earth point behind centre dash panel

q	Specified torque: 9 Nm

47	Earth point in front right footwell

q	Specified torque: 9 Nm

Back to overview

VW CADDY 2016 Overview of earth points in rear part of vehicle

Overview of earth points in rear part of vehicle

662	Earth point in rear left side panel

q	Specified torque: 9 Nm

663	Earth point, rear right side panel

q	Specified torque: 9 Nm

705	Earth point on fuel tank

q	Specified torque: 9 Nm

Back to overview