Wiring Diagram AUDI A4 2002 - Control unit for headlight range control - left headlight range control motor - right headlight range control motor
| D | Ignition/starter switch |
| J431 | Headlight range control, control unit |
| S10 | Fuse in fuse box/relay plate |
| T6a | 6-pin connector, red, right connector point, A pillar |
| T8g | 8-pin connector, headlight, right |
| T8h | 8-pin connector, headlight, left |
| T10ac | 10-pin connector, blue, right connector point, A pillar |
| T10ad | 10-pin connector, red, left connector point, A pillar |
| T10ae | 10-pin connector, light pink, left connector point, A pillar |
| V48 | Headlight range control motor, left |
| V49 | Headlight range control motor, right |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| 135 | Earth connection -2-, in dash panel wiring harness |
Wiring Diagram AUDI A4 2002 - Rear left vehicle level sender - front left vehicle level sender - combi-processor in dash panel insert
| G76 | Vehicle level sender, rear left (electrical headlight range control) |
| G78 | Vehicle level sender, front left (electrical headlight range control) |
| J218 | Combi-processor in dash panel insert |
| J431 | Headlight range control, control unit |
| K1 | Main beam warning lamp |
| T4m | 4-pin connector, black, under rear seat, left |
| T10ac | 10-pin connector, blue, right connector point, A pillar |
| T10ae | 10-pin connector, light pink, left connector point, A pillar |
| T32 | 32-pin connector, blue, on dash panel insert |
| T32a | 32-pin connector, green, on dash panel insert |
| 81 | Earth connection -1-, in dash panel wiring harness |
| A60 | Connection (vehicle speed signal), in dash panel wiring harness |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
Wiring Diagram AUDI A4 2002 - Fuse box - headlights
| E4 | Headlight dipper/flasher switch |
| J124 | Bulb monitoring device, rear |
| L13 | Left gas discharge lamp |
| L14 | Right gas discharge lamp |
| M30 | Main beam bulb, left |
| M32 | Main beam bulb, right |
| N195 | Gas discharge lamp starter unit |
| S18 | Fuse in fuse box |
| S19 | Fuse in fuse box |
| S20 | Fuse in fuse box |
| S21 | Fuse in fuse box |
| T6 | 6-pin connector, light pink, right connector point, A pillar |
| T8g | 8-pin connector, headlight, right |
| T8h | 8-pin connector, headlight, left |
| T10ae | 10-pin connector, light pink, left connector point, A pillar |
| 176 | Earth connection, in right headlight wiring harness |
| 179 | Earth connection, in left headlight wiring harness |
| A9 | Positive (+) connection (56b), in dash panel wiring harness |
| A51 | Connection (56), in dash panel wiring harness |
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