Wiring Diagram AUDI A6 2001 - Operating unit in steering wheel
| E221 | Operating unit in steering wheel |
| F138 | Airbag coil connector, return spring with slip ring |
| H | Horn plate |
| J234 | Airbag control unit |
| N95 | Airbag igniter, driver's side |
| S227 | Fuse in fuse box |
| T2a | 2-pin connector, yellow, connector point, A pillar, left |
| T2bg | 2-pin connector, behind steering column switch trim |
| T5d | 5-pin connector, yellow, behind steering column switch trim |
| Z36 | Heated steering wheel |
| 135 | Earth connection -2-, in dash panel wiring harness |
| 199 | Earth connection -3-, in dash panel wiring harness |
| * | Both possible |
| Short circuit bridge becomes effective when connector is unplugged |
Wiring Diagram AUDI A6 2001 - Multi-function steering wheel control unit - radio
| J218 | Combi-processor in dash panel insert |
| J453 | Multi-function steering wheel control unit |
| R | Radio |
| T6x | 6-pin connector, green, radio connector I - 2 |
| T10x | 10-pin connector, green, connector point, A pillar, right |
| T16a | 16-pin connector, diagnosis connection |
| T32 | 32-pin connector, blue, on dash panel insert |
| T32c | 32-pin connector, grey, on dash panel insert |
| A19 | Connection (58s), in dash panel wiring harness (switch illumination) |
| A20 | Connection (15a), in dash panel wiring harness |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| A117 | Connection (enable), in dash panel wiring harness |
| A118 | Connection (data), in dash panel wiring harness |
| A119 | Connection (clock), in dash panel wiring harness |
| * | Models with telephone / mobile phone |
| ** | Radio without CAN bus |
Wiring Diagram AUDI A6 2001 - Multi-function steering wheel control unit - radio - CAN bus connection
| J218 | Combi-processor in dash panel insert |
| J453 | Multi-function steering wheel control unit |
| J507 | Language input control unit |
| J526 | Telephone/telematics control unit |
| R | Radio |
| T6x | 6-pin connector, green, radio connector I - 2 |
| T10x | 10-pin connector, green, connector point, A pillar, right |
| T15s | 15-pin connector, blue, connector point, A pillar, left |
| T26c | 26-pin connector, on control unit for voice control |
| T32c | 32-pin connector, grey, on dash panel insert |
| T46 | 46-pin connector, connector 1, telematics |
| A148 | Connection (navigation CAN bus, high), in dash panel wiring harness |
| A149 | Connection (navigation CAN bus, low), in dash panel wiring harness |
| • | CAN bus (Data wire) |
| * | Radio with CAN bus |
| ** | Telematics |
| *** | Telematics with voice control |
Wiring Diagram AUDI A6 2001 - Multi-function steering wheel control unit - telephone transmitter and receiver unit
| E94 | Heated driver's seat adjuster |
| F189 | Tiptronic switch |
| J217 | Automatic gearbox control unit |
| J453 | Multi-function steering wheel control unit |
| R36 | Telephone transmitter and receiver unit |
| R37 | Telephone handset |
| T8h | 8-pin connector, for telephone handset, in centre console |
| T10am | 10-pin connector, on selector lever console |
| T15r | 15-pin connector, blue, connector point, A pillar, right |
| T15s | 15-pin connector, blue, connector point, A pillar, left |
| 135 | Earth connection -2-, in dash panel wiring harness |
| 199 | Earth connection -3-, in dash panel wiring harness |
| 270 | Earth connection, in telephone wiring harness |
| A32 | Positive (+) connection (30), in dash panel wiring harness |
| U3 | Connection -1-, in automatic gearbox wiring harness |
| * | Models with Tiptronic |
| ** | Models with telephone / mobile phone |
| *** | Both possible |
| # | Telephone / mobile phone without CAN bus |
Wiring Diagram AUDI A6 2001 - Multi-function steering wheel control unit - dual tone horn relay - high tone horn - low tone horn
| D | Ignition/starter switch |
| H2 | High tone horn |
| H7 | Low tone horn |
| J4 | Dual tone horn relay |
| J453 | Multi-function steering wheel control unit |
| S5 | Fuse in fuse box |
| S15 | Fuse in fuse box |
| S240 | Fuse 40 in fuse box |
| T10b | 10-pin connector, red, connector point, A pillar, left |
| T10az | 10-pin connector, red, connector point, A pillar, right |
| 176 | Earth connection, in right headlight wiring harness |
| 179 | Earth connection, in left headlight wiring harness |
| A1 | Positive (+) connection (30a), in dash panel wiring harness |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| A20 | Connection (15a), in dash panel wiring harness |
| A52 | Positive (+) connection 2 (30), in dash panel wiring harness |
| E112 | Connection (horn-87 h), in dash panel wiring harness |
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