Brake light switch, Central control unit for comfort systems
- F - Brake light switch
- J393 - Central control unit for comfort systems
- J623 - Engine control unit
- T4k - 4-pin connector
- T12u - Connector, 12-pin, brown
- T17e - Connector, 17-pin, in the junction box of the left A-pillar
- T17r - Connector, 17-pin, in the switching block
- T32d - Connector, 32-pin
- B146 - Positive connection 1 (87) in the passenger compartment wiring harness
- B335 - Connection 1 (54) in the main wiring harness
- * - see the current electrical diagram for the engine
- *2 - Brake light sensor coil
| ws | white | sw | black |
| ro | red | rt | red |
| br | brown | gn | green |
| bl | blue | gr | grey |
| li | purple | vi | purple |
| ge | yellow | or | orange |
| rs | pink |