Vehicle wiring diagrams BMW 5 Series E28

General information and color coding of wires
General information Since it is impossible to provide all the schematic diagrams for each year of production in this Manual, the most typical diagrams and...

Typical warning lights for starter, battery charge, horn, hazard warning flasher and turn signals (1 of 4)
Typical warning lights for starter, battery charge, horn, hazard warning flasher and turn signals (1 of 4) Key to the diagram 1 - Left reverse signal 2 - Right...

Typical Head/Fog Lights and Interior Lighting (2 of 4)
Typical Head/Fog Lights and Interior Lighting (2 of 4) Key to the diagram 1 — Left interior light 2 — Right interior lighting lamp 3 - Left high beam headlight...

Typical control system, electric mirrors, brake light and parking light (3 of 4)
Typical control system, electric mirrors, brake light and parking light (3 of 4) Key to the diagram 1 — Electronic control unit 2 - Left rear light 3 - Right...

Typical instrument cluster and cigarette lighter (4 of 4)
Typical instrument cluster and cigarette lighter (4 of 4) Key to the diagram 1 - Instrument panel 2 — Parking brake indicator light switch 3 — Brake fluid...

Schematic diagram of a typical Motronic engine management system
Schematic diagram of a typical Motronic engine management system 1 — Electronic Control Unit (ECU) 2 - Speed control relay 3 — Temperature sensor 4 — Air...

Schematic diagram of a typical speed control system
Schematic diagram of a typical speed control system 1 - Plug connector - central section of the instrument panel (26 contacts) 2 - Steering column switch 3 —...

Typical schematic diagram for central door locking, anti-theft alarm, trip computer, auxiliary heater and digital clock
A typical schematic diagram of a central door locking system, anti-theft alarm, trip computer, additional heater and digital clock 1 - Plug - rear section to...

Schematic diagram of a typical headlamp washer system
Schematic diagram of a typical headlamp washer system 1 — Headlight wiper control unit 2 - Fuse - night lighting, rear and parking lights 3 — Fuse - horns,...

Schematic diagram of a typical power window system
Schematic diagram of a typical power window system 1 - Rear section plug to driver's door (6 contacts) 2 - Rear section plug to center section (27 contacts) 3...

Schematic diagram of the heating and air conditioning system
Schematic diagram of the heating and air conditioning system 1 — Backlight of heater control instruments 2 — LED 3 3 — LED 2 4 — LED 1 5 — Heater/evaporator...

Schematic diagram of heated seats
Schematic diagram of heated seats 1 - Heating - passenger seat 2 — Seat heating connector - passenger side 3 - Seat heating switch - passenger side 4 — Seat...

Schematic diagram of electric seats with memory
Schematic diagram of electric seats with memory 1 - Plug connection for connecting special equipment 2 - Passenger seat wire plug connection 3 — Plug...

Typical schematic diagram of electric seats without memory
Typical schematic diagram of electric seats without memory 1 - Plug connection for connecting special equipment 2 — Seat back 3 - Seat forward/backward 4 -...

Typical schematic diagram of a radio receiver
Typical schematic diagram of a radio receiver - shown for early models 1 - Loudspeaker on the right door 2 — Front right loudspeaker 3 — Rear right loudspeaker...

Schematic diagram of a typical L-Jetronic system
Schematic diagram of a typical L-Jetronic system 1 - Battery 2 — Ignition distributor 3 - Ignition coil 4 — Position sensor 5 - Spark plugs 6 — Generator 7 —...

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