BMW 3 Series E30

since 1983-1994 release

Repair and operation of the car



BMW E30
+ 1. Maintenance instruction
+ 2. Maintenance
+ 3. Engine
+ 4. Cooling system
+ 5. Heating and ventilation
+ 6. Fuel system
+ 7. Exhaust system
+ 8. Transmissions
+ 9. Coupling
- 10. Brake system
   10.2. Specifications
   10.3. Anti-blocking system (ABS)
   10.4. Blocks of disk brakes
   10.5. Support of a disk brake
   10.6. Brake disk
   10.7. Blocks of drum brakes
   10.8. Main cylinder of brakes
   10.9. Vacuum amplifier of brakes
   10:10. Cable(s) of the emergency brake
   10:11. Adjustment of the emergency brake
   10:12. Mechanism of the emergency brake
   10:13. Brake pedal
   10:14. Braking signal switch
   10:15. Hoses and lines of a hydraulic actuator of brakes
   10:16. Removal of air from a hydraulic actuator of brakes
+ 11. Running gear
+ 12. Body
+ 13. Electric equipment
+ 14. Useful tips


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10:14. Braking signal switch

GENERAL INFORMATION

Prevention

After removal or replacement of the main brake cylinder or the vacuum amplifier the switch of a signal of braking has to be checked and if necessary is adjusted.


The switch of stoplights is in the top part of a pedal of a brake. By each pressing a brake pedal the switch provides fire of a signal of braking.

Adjustment of the switch
For adjustment of the switch release lock-nuts (1); tightening or unscrewing the switch (2), expose the correct gap.

At not pressed pedal of a brake measure distance between a switch plunger emphasis point on pedals and its case. Compare the received value to the specified distance And in subsection 10.2.

If the measured value of a gap is more specified, then disconnect a wire from the switch, release lock-nuts and, tightening or unscrewing the switch, adjust distance. Attach conducting and check operation of the switch.