Wiring Diagram VW CADDY 2017 - Control unit with display for radio and navigation - Data bus diagnostic interface - Control unit 1 for information electronics - Radio
| J503 | Control unit with display for radio and navigation |
| J532 | Voltage stabiliser |
| J533 | Data bus diagnostic interface |
| J794 | Control unit 1 for information electronics |
| R | Radio |
| SB8 | Fuse 8 on fuse holder B |
| T8 | 8-pin connector, black |
| T8aa | 8-pin connector, black |
| T12c | 12-pin connector, black |
| T12p | 12-pin connector, grey |
| T20 | 20-pin connector, red |
| T28a | 28-pin connector, on left A-pillar, black |
| T28b | 28-pin connector, on right A-pillar, black |
| T40 | 40-pin connector, black |
| 255 | Earth connection 1, in radio wiring harness |
| 734 | Earth point in front left door |
| 735 | Earth point in front right door |
| A32 | Positive connection (30), in dash panel wiring harness |
| A178 | Connection (infotainment CAN bus, high), in dash panel wiring harness |
| A179 | Connection (infotainment CAN bus, low), in dash panel wiring harness |
| * | Not included in preparation for system/component |
| *2 | Only models with no start/stop system |
| *3 | Only models with basic equipment |
| *4 | According to equipment |
| *5 | Only models with start/stop system |
Wiring Diagram VW CADDY 2017 - Control unit with display for radio and navigation - Control unit 1 for information electronics - Radio - Front left door loudspeaker - Rear left loudspeaker - Front left treble loudspeaker - Front left bass loudspeaker
| J503 | Control unit with display for radio and navigation |
| J794 | Control unit 1 for information electronics |
| R | Radio |
| RX2 | Front left door loudspeaker |
| R4 | Rear left loudspeaker |
| R20 | Front left treble loudspeaker |
| R21 | Front left bass loudspeaker |
| T8a | 8-pin connector, black |
| T28a | 28-pin connector, on left A-pillar, black |
| B101 | Connection (positive, front left speaker), in main wiring harness |
| B102 | Connection (negative, front left speaker), in main wiring harness |
| * | Not included in preparation for system/component |
| *2 | Only models with rear loudspeaker |
| *3 | Only models with 4 or 6 loudspeakers |
| *4 | Only models with 2 loudspeakers (8RD) |
Wiring Diagram VW CADDY 2017 - Control unit with display for radio and navigation - Control unit 1 for information electronics - Radio - Front right door loudspeaker - Rear right loudspeaker - Front right treble loudspeaker - Front right bass loudspeaker
| J503 | Control unit with display for radio and navigation |
| J794 | Control unit 1 for information electronics |
| R | Radio |
| RX3 | Front right door loudspeaker |
| R5 | Rear right loudspeaker |
| R22 | Front right treble loudspeaker |
| R23 | Front right bass loudspeaker |
| T8a | 8-pin connector, black |
| T28b | 28-pin connector, on right A-pillar, black |
| B103 | Connection (positive, front right speaker), in main wiring harness |
| B104 | Connection (negative, front right speaker), in main wiring harness |
| * | Not included in preparation for system/component |
| *2 | Only models with rear loudspeaker |
| *3 | Only models with 4 or 6 loudspeakers |
| *4 | Only models with 2 loudspeakers (8RD) |
Wiring Diagram VW CADDY 2017 - Control unit with display for radio and navigation - Control unit 1 for information electronics - Radio - Radio aerial 2 - Radio aerial
| J503 | Control unit with display for radio and navigation |
| J794 | Control unit 1 for information electronics |
| R | Radio |
| R93 | Radio aerial 2 |
| R248 | Radio aerial |
| T2by | 2-pin connector, in front left door, white |
| T2bz | 2-pin connector, in front right door, light brown |
| T2cn | 2-pin connector, white |
| T4bc | 4-pin connector, white |
| T28a | 28-pin connector, on left A-pillar, black |
| T28b | 28-pin connector, on right A-pillar, black |
| * | Only left-hand drive models |
| *2 | Only right-hand drive models |
| *3 | Not included in preparation for system/component |
| *4 | According to equipment |
Wiring Diagram VW CADDY 2017 - Control unit with display for radio and navigation - Control unit 1 for information electronics - Radio - GPS aerial - Digital radio aerial
| J503 | Control unit with display for radio and navigation |
| J794 | Control unit 1 for information electronics |
| R | Radio |
| R50 | GPS aerial, in front passenger side exterior mirror housing |
| R183 | Digital radio aerial |
| T2ca | 2-pin connector, blue |
| T2cb | 2-pin connector, black |
| T2co | 2-pin connector, blue |
| T28a | 28-pin connector, on left A-pillar, black |
| T28b | 28-pin connector, on right A-pillar, black |
| * | Not included in preparation for system/component |
| *2 | According to equipment |
| *3 | Left exterior mirror |
| *4 | Right exterior mirror |
Wiring Diagram VW CADDY 2017 - Control unit with display for radio and navigation - Display unit for front information display and operating unit control unit - Control unit 1 for information electronics - Radio - Telephone microphone
| J503 | Control unit with display for radio and navigation |
| J685 | Display unit for front information display and operating unit control unit |
| J794 | Control unit 1 for information electronics |
| J984 | Two-way signal amplifier for mobile telephone/data services |
| R | Radio |
| R38 | Telephone microphone |
| R127 | Telephone aerial 2 |
| R152 | Aerial for Bluetooth |
| R309 | Coupling aerial for Bluetooth mobile phone, in front centre console |
| T2bv | 2-pin connector, near front interior light, black |
| T4bd | 4-pin connector, brown |
| T4be | 4-pin connector, black |
| T12o | 12-pin connector, blue |
| T12p | 12-pin connector, grey |
| B605 | Connection 1, in interior wiring harness |
| B606 | Connection 2, in interior wiring harness |
| V32 | Positive connection (30), in telephone wiring harness |
| * | Only models with preparation for mobile telephone |
| *2 | Not included in preparation for system/component |
| *3 | see applicable current flow diagram for telephone systems |
| *4 | Only models with mobile telephone/telephone |
Wiring Diagram VW CADDY 2017 - Control unit with display for radio and navigation - Control unit 1 for information electronics - Radio - Connection for external audio sources - USB hub - USB connection 1 - USB connection 2
| J503 | Control unit with display for radio and navigation |
| J794 | Control unit 1 for information electronics |
| R | Radio |
| R199 | Connection for external audio sources, in front centre console |
| R293 | USB hub |
| T4bf | 4-pin connector, red |
| T4y | 4-pin connector, black |
| T5ad | 5-pin connector, green |
| T5ae | 5-pin connector, brown |
| T5af | 5-pin connector, purple |
| T5ag | 5-pin connector, green |
| T5ah | 5-pin connector, green |
| T12r | 12-pin connector, green |
| U41 | USB connection 1, in front centre console |
| U42 | USB connection 2, in rear centre console |
| * | Not included in preparation for system/component |
| *2 | According to equipment |
Wiring Diagram VW CADDY 2017 - Control unit with display for radio and navigation - Control unit 1 for information electronics - Radio - Connection for external audio sources
| J503 | Control unit with display for radio and navigation |
| J794 | Control unit 1 for information electronics |
| R | Radio |
| R199 | Connection for external audio sources, in front centre console |
| T4y | 4-pin connector, black |
| T12r | 12-pin connector, green |
| * | Not included in preparation for system/component |
| *2 | Only models with connection for external audio sources - AUX-IN socket |
Wiring Diagram VW CADDY 2017 - Control unit with display for radio and navigation - Control unit 1 for information electronics - Radio - Interface for external audio sources - Connection for external audio sources
| J503 | Control unit with display for radio and navigation |
| J794 | Control unit 1 for information electronics |
| R | Radio |
| RX9 | Interface for external audio sources, in front centre console |
| R199 | Connection for external audio sources, in front centre console |
| T4ay | 4-pin connector, black |
| T5ac | 5-pin connector, yellow |
| T7e | 7-pin connector |
| * | Not included in preparation for system/component |
| *2 | According to equipment |
| *3 | Only models with connection for external audio sources - AUX-IN socket |
Wiring Diagram VW CADDY 2017 - Control unit with display for radio and navigation - Control unit 1 for information electronics - Radio - Interface for external audio sources - Reversing camera
| J503 | Control unit with display for radio and navigation |
| J794 | Control unit 1 for information electronics |
| R | Radio |
| RX9 | Interface for external audio sources, in front centre console |
| R189 | Reversing camera |
| T2ck | 2-pin connector, in left side panel, to rear lid, blue, grey |
| T2cs | 2-pin connector, grey, blue |
| T7e | 7-pin connector |
| T12o | 12-pin connector, blue |
| T12r | 12-pin connector, green |
| B462 | Connection 1 (video), in main wiring harness |
| X100 | Connection (screening), in optional equipment wiring harness |
| * | Not included in preparation for system/component |
| *2 | Only models with reversing camera system |
| *3 | According to equipment |
VW CADDY 2017 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 |
|
| 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 |
Note:
|
| 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 |
|
| 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 |
|
