Wiring Diagram VW CADDY 2017 - Fresh air blower relay - Auxiliary heater control unit - Auxiliary heater operation relay - Metering pump
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Wiring Diagram VW CADDY 2017 - Temperature sensor - Overheating sensor - Auxiliary heater control unit - Glow plug with flame monitor - Combustion air blower - Circulation pump
| G18 | Temperature sensor |
| G189 | Overheating sensor |
| J364 | Auxiliary heater control unit |
| Q8 | Glow plug with flame monitor |
| SB11 | Fuse 11 on fuse holder B |
| T2g | 2-pin connector, black |
| T2k | 2-pin connector |
| T3bq | 3-pin connector, black |
| T8i | 8-pin connector, black |
| T40 | 40-pin connector, black |
| V6 | Combustion air blower |
| V55 | Circulation pump |
| |
Wiring Diagram VW CADDY 2017 - Auxiliary heater control unit - Fuel shut-off valve - Remote control receiver for auxiliary coolant heater - Auxiliary heater aerial - Fuel pre-heating heater element
| J364 | Auxiliary heater control unit |
| N109 | Fuel shut-off valve |
| R149 | Remote control receiver for auxiliary coolant heater |
| R182 | Auxiliary heater aerial, near front interior light |
| SC21 | Fuse 21 on fuse holder C |
| T4an | 4-pin connector |
| T6v | 6-pin connector, blue |
| T8f | 8-pin connector, black |
| Z66 | Fuel pre-heating heater element |
| |
| |
| 373 | Earth connection 8, in main wiring harness |
| 377 | Earth connection 12, in main wiring harness |
| A167 | Positive connection 3 (30a) in dash panel wiring harness |
| * | Only models with remote control |
| *2 | Only models with diesel engine |
| *3 | Only models with no air conditioning system |
| *4 | Only models with Climatronic |
| *5 | Only left-hand drive models |
| *6 | Only models with Climatic |
| *7 | Only right-hand drive models |
Wiring Diagram VW CADDY 2017 - Instant heating button
| E16 | Heater/heat output switch |
| E537 | Instant heating button |
| J255 | Climatronic control unit |
| J301 | Air conditioning system control unit |
| N24 | Fresh air blower series resistor with overheating fuse |
| T4ae | 4-pin connector, black |
| T5 | 5-pin connector, black |
| T10k | 10-pin connector, black |
| T20c | 20-pin connector, black |
| B397 | Connection 1 (convenience CAN bus, high), in main wiring harness |
| B406 | Connection 1 (convenience CAN bus, low), in main wiring harness |
| L66 | Connection, in heater blower wiring harness |
| * | see applicable current flow diagram |
| *2 | Only models with no air conditioning system |
| *3 | Only models with no Climatronic |
| *4 | Only models with Climatic |
| *5 | Only models with Climatronic |
Wiring Diagram VW CADDY 2017 - Onboard supply control unit - Data bus diagnostic interface - Diagnostic connection
| J519 | Onboard supply control unit |
| J533 | Data bus diagnostic interface |
| T16 | 16-pin connector, purple |
| T20 | 20-pin connector, red |
| T52c | 52-pin connector, brown |
| U31 | Diagnostic connection |
| A178 | Connection (infotainment CAN bus, high), in dash panel wiring harness |
| A179 | Connection (infotainment CAN bus, low), in dash panel wiring harness |
| B397 | Connection 1 (convenience CAN bus, high), in main wiring harness |
| B406 | Connection 1 (convenience CAN bus, low), in main wiring harness |
VW CADDY 2017 Overview of relay carriers
Overview of relay carriers | | 1 - | Relay carrier under E-box |
| q | Fitting location, from June 2015: |
| 3 - | Relay carrier in footwell (special vehicles) |
| 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- |
VW CADDY 2017 Relay carrier on E-boxRelay 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) |
VW CADDY 2017 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- |
VW CADDY 2017 Relay carrier under dash panelRelay 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 . | | | |
| Headlight washer system relay -J39- (646) |
| 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) |
| 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) |
| 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) |
| 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) |
VW CADDY 2017 Relay carrier under dash panelRelay carrier under dash panel |
| Fitting location, right-hand drive, from June 2015: | | On right under dash panel. | Note: | t | Figureshowsright-hand drive model. | | t | Figure for left-hand drive models | | | |
| Headlight washer system relay -J39- (646) |
| 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) |
| 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) |
| 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: |
| 2a/2b - | Relay socket (white) |
| High heat output relay -J360- (644) |
| 3a/3b - | Relay socket (red) |
| Low heat output relay -J359- (645) |
| Trailer voltage supply relay -J941- (646) |
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