Vehicle wiring diagrams BMW 5 Series E28

General information and wire color coding
General information Since it is not possible to list all circuit diagrams for each year of production in this manual, the most typical diagrams and those that...

Typical starter, battery charging, horn, hazard interrupter, and turn signal warning lights (1 of 4)
Typical warning lights for starter, battery charge, horn, alarm interrupter, and turn signals (1 of 4) Key to the scheme 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 scheme 1 — the Left lamp of illumination of salon 2 — the Right lamp of illumination of salon...

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

Typical instrument panel and cigarette lighter (4 of 4)
Typical instrument panel and cigarette lighter (4 out of 4) Key to the scheme 1 - Instrument panel 2 — the Switch of a signal lamp of a parking brake 3 - Brake...

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 circuit diagram for central door locking system, anti-theft alarm, on-board computer, auxiliary heater and digital clock
To a typical circuit diagram of the central door locking system, anti-theft alarm, on-board computer, auxiliary heater and digital clock 1 - Plug - rear...

Schematic diagram of a typical headlight washer system
Schematic diagram of a typical headlight 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 - Plug of the rear section to the driver's door (6 contacts) 2 - Rear section plug to center section (27...

Schematic diagram of the heating and air conditioning system
Schematic diagram of the heating and air conditioning system 1 - Illumination of heater control devices 2 - LED 3 3 - LED 2 4 - LED 1 5 — the Switch of a...

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 power seats with memory
Schematic diagram of power seats with memory 1 - Plug connection for connecting special equipment 2 — Plug connection of a wire of a passenger seat 3 — Plug...

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

Typical circuit diagram of a radio receiver
Typical radio circuit diagram - shown for early models 1 - Loudspeaker on the right door 2 - Loudspeaker front right 3 - Rear right loudspeaker 4 - Plug for...

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 -...