Wiper motor
Brand and type: Bosch DHP 0 390 341 061.
Rated voltage, V: 12.
Test voltage, V: 13.
Since model year 1978, a Bosch brand wiper motor has been installed, catalog number 0 390 341 078 with the following characteristics:
- operating voltage, V: 10-15;
- control voltage, V: 13±0.2.
Headlights
Hella or Bosch brand headlights, consisting of two round optics for low and high beams with H1 SSW halogen lamps. A 4 W parking light bulb is integrated into the low beam optical element.
Fuses
The fuses are located in the mounting block installed in the engine compartment on the left wheel mudguard. On the cover of the block made of transparent material, the protected targets and the current strength are indicated keepers. Total number of fuses: 14. There are four spare fuses for 5, 8, 16 and 25A.
Circuits protected by fuses
From model year 1977 on BMW «525», «528» And «528i» a block of 17 fuses was installed.
Circuits protected by fuses
* Vehicles with a power sunroof are fitted with a No. 13 25A fuse.
Fuse socket No. 1 is reserved.
Fuse isolator color coding:
- 8 A: black or white;
- 16 A: red;
- 25 A: blue.
The cars were equipped with four spare fuses: two for 8 A, one for 16 A and one for 25 A.
Lamps used on the car
From model year 1977, 15W interior dome light bulbs and 10W taillight bulbs were used.
Since the 1980 model year, 5 W rear side light lamps, a 10 W interior ceiling lamp, 3 W instrument lighting, and 55 W fog lamps have been installed.
Electrical circuits
Since the 1977 model year, the following wiring diagrams have been changed:
- ignition circuit diagram;
- general scheme of electrical equipment of car models «525», «525A», «528», «528A» And «528iA»;
- headlight washer motor connection diagram.
Tightening torques of the main threaded connections, kgf·m
- Oil pressure warning light sensor: 5.0.
- Stoplight switch locknut: 0.3-0.4.
- Temperature sensor on the intake manifold: 3.0.
- Temperature sensor on the radiator of the cooling system: 3.2.
- Reversing light switch: 0.6-1.0.