Wiring Diagram VW JETTA 2008 - Radio

| D | Ignition/starter switch |
| J234 | Airbag control unit |
| J285 | Control unit in dash panel insert |
| R | Radio |
| S5 | Fuse 5 in fuse holder |
| S10 | Fuse 10 in fuse holder |
| S242 | Fuse 42 in fuse holder |
| T8 | 8-pin connector |
| T8a | 8-pin connector |
| T16 | 16-pin connector |
| T32 | 32-pin connector |
| T75 | 75-pin connector |
| 501 | Threaded connection 2 (30), on relay plate |
| A2 | Positive connection (15), in dash panel wiring harness |
| A20 | Positive connection (15a), in dash panel wiring harness |
| A21 | Connection (86s), in dash panel wiring harness |
| A23 | Connection (30al), in dash panel wiring harness |
| * | Not included in preparation for system/component |
| *2 | Up to June 2008 |
| *3 | From July 2008 |
Wiring Diagram VW JETTA 2008 - Radio - Front left treble loudspeaker - Front left bass loudspeaker
| E1 | Light switch |
| E20 | Switch and instrument illumination regulator |
| R | Radio |
| R20 | Front left treble loudspeaker |
| R21 | Front left bass loudspeaker |
| T3c | 3-pin connector |
| T8a | 8-pin connector |
| T8l | 8-pin connector |
| T10k | 10-pin connector |
| T17 | 17-pin connector |
| 45 | Earth point, centre behind dash panel |
| A4 | Positive connection (58b), in dash panel wiring harness |
| * | Not included in preparation for system/component |
Wiring Diagram VW JETTA 2008 - Radio - Rear left bass loudspeaker
| F120 | Anti-theft alarm and vermin repellent system contact switch |
| J285 | Control unit in dash panel insert |
| J393 | Convenience system central control unit |
| R | Radio |
| R15 | Rear left bass loudspeaker |
| T8a | 8-pin connector |
| T8l | 8-pin connector |
| T10t | 10-pin connector |
| T15 | 15-pin connector |
| T16 | 16-pin connector |
| T32 | 32-pin connector |
| A76 | Connection (K-diagnosis wire), in dash panel wiring harness |
| B161 | Connection (ATA), in interior wiring harness |
| * | Not included in preparation for system/component |
Wiring Diagram VW JETTA 2008 - Radio - Aerial - Rear right bass loudspeaker - Front right treble loudspeaker - Front right bass loudspeaker - Aerial amplifier
| R | Radio |
| R11 | Aerial |
| R17 | Rear right bass loudspeaker |
| R22 | Front right treble loudspeaker |
| R23 | Front right bass loudspeaker |
| R24 | Aerial amplifier |
| T1 | Single connector |
| T8l | 8-pin connector |
| T10l | 10-pin connector |
| T10u | 10-pin connector |
| * | Not included in preparation for system/component |
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