Vehicle wiring diagrams BMW 3 Series E30

Using Electrical Schematics
A passenger car has up to 1,000 meters of electrical wiring to supply electricity to all consumers (headlights, radio, etc.). Electrical diagrams are necessary...

Electrical diagrams
Due to the large volume, all models of each year of production cannot be taken into account. However, owners of cars of earlier years of production can be...

Schematic diagram of the Motronic system (model 325e CAT) produced since September 1985
Additional electrical schematic diagram of the Motronic system (model 325e CAT) released since September 1985. 23 Battery 900 Engine connector and Airbag b...

Electrical diagram of the 2BE carburetor produced since September 1985.
Additional electrical schematic diagram of the 2BE carburetor produced since September 1985. 23 Battery 900 Engine connector and Airbag b Maintenance intervals...

Scheme 1. General electrical equipment starting with 1990 models 316i Kat., 318is Kat., 318i Kat., 324d
Electrical Schematic I. General Electrical Equipment from 1990 models 316i Kat., 318is Kat., 318i Kat., 324d E1 Left rear light 14 E2 Rear light right 16 EZ...

Scheme 2. General electrical equipment starting with 1990 models 316i Kat., 318is Kat., 318i Kat., 324d
Electrical Schematic II. General Electrical Equipment from 1990 models 316i Kat., 318is Kat., 318i Kat., 324d E5 Interior light, left 77 E6 Interior light,...

Scheme 3. General electrical equipment starting with 1990 models 316i Kat., 318is Kat., 318i Kat., 324d
Electrical Schematic III. General Electrical Equipment from 1990 models 316i Kat., 318is Kat., 318i Kat., 324d A2 Instrument set 169-193 B1 Coolant Temperature...

Scheme 4. General electrical equipment starting with 1990 models 320i Kat., 3251 Kat.
Schematic diagram IV. General electrical equipment from 1990 models 320i Kat., 3251 Kat. E1 Left rear light 14 E2 Rear light right 16 EZ Switch board backlight...

Scheme 5. General electrical equipment starting with 1990 models 320i Kat.. 325i Kat.
Schematic diagram V. General electrical equipment from 1990 models 320i Kat.. 325i Kat. A1 Fault memory interrogation scheme 132-150 E5 Interior light, left 77...

Scheme 6. General electrical equipment starting from 1990 models 320i Cat., 325i Cat.
Schematic diagram VI. General electrical equipment from 1990 models 320i Kat., 325i Kat. A2 Instrument set 169-193 B1 Coolant Temperature Sensor 172 B2...

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