1990 BMW 3 SERIES Workshop Manual

Wiring diagrams 12•25
12
Key to wiring diagram for heated seats
Key to air conditioning system wiring diagram

12•26 Wiring diagrams
Typical heated seats wiring diagram

Wiring diagrams 12•27
12
Key to wiring diagram for memory power seats

12•28 Wiring diagrams
Typical wiring diagram for power seats with memory (1 of 2)

Wiring diagrams 12•29
12
Typical wiring diagram for power seats with memory (2 of 2)

12•30 Wiring diagrams
Typical wiring diagram for power seats without memory

Wiring diagrams 12•31
12
Key to wiring diagram for power seats without memory
Key to radio wiring diagram

12•32 Wiring diagrams
Typical radio wiring diagram – early models shown