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 27 in fuse box |
T2a | 2-pin connector, yellow, connector point, A pillar, left |
T2bg | 2-pin connector, black, behind steering column switch trim |
T5d | 5-pin connector, yellow, behind steering column switch trim |
T5h | 5-pin connector, black, 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. |
J285 | Control unit with display in dash panel insert |
J453 | Multi-function steering wheel control unit |
J507 | Control unit for voice control |
J526 | Telephone/telematics control unit |
R | Radio |
T15s | 15-pin connector, blue, connector point, A pillar, left |
T17r | 17-pin connector, white, behind dash panel, centre |
T20c | 20-pin connector, black, radio connector I |
T26c | 26-pin connector, green, on control unit for voice control |
T32 | 32-pin connector, blue, on dash panel insert |
T32c | 32-pin connector, grey, on dash panel insert |
T46 | 46-pin connector, connector 1, on telematics control unit |
A19 | Connection (58s), in dash panel wiring harness (switch illumination) |
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 |
** | Telephone/telematics |
*** | Telephone/telematics with voice control |
# | To be phased out gradually |
E94 | Heated driver's seat adjuster |
F189 | Tiptronic switch |
J217 | Automatic gearbox control unit |
J453 | Multi-function steering wheel control unit |
T10m | 10-pin connector, blue, connector point, electronics box, plenum chamber |
T10am | 10-pin connector, on selector lever console |
T16a | 16-pin connector, diagnosis connection |
T17m | 17-pin connector, blue, connector point, A pillar, right |
135 | Earth connection -2-, in dash panel wiring harness |
199 | Earth connection -3-, in dash panel wiring harness |
A32 | Positive (+) connection (30), in dash panel wiring harness |
A159 | Connection (L), in dash panel wiring harness |
U3 | Connection -1-, in automatic gearbox wiring harness |
U6 | Connection -2-, in automatic gearbox wiring harness |
* | Models with Tiptronic |
** | Both possible |
# | Automatic gearbox 01V, 01L |
## | Automatic gearbox: multitronic® 01J |
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 |
S326 | Multi-function steering wheel fuse |
T10b | 10-pin connector, red, connector point, A pillar, left |
T10ay | 10-pin connector, pink, 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 |