Power Steering Bleeding: Service and Repair

FILLING AND BLEEDING POWER STEERING


A) Cars Without Hydraulic Brake Boost.






1. Filling With Engine Stopped:

- Fill oil tank up to "MAX" mark on oil dipstick.


2. Bleeding..

- Start engine. Turn steering twice each against left and right lock.


3. Check oil level with engine stopped. Correct hydraulic fluid level up to "MAX" mark.





B. Cars With Hydraulic Brake Boost:






1. Filling With Engine Stopped:
- Fill oil tank up to A) approx. 25 mm (1") below edge.


2. Filling and Bleeding With Running Engine.


2.1. Filling:
- Pour in remaining hydraulic fluid uniformly while starting the engine.


2.2. Bleeding:
- Turn steering wheel twice each against left and right lock. Operate brake pedal 5 times, wait approx. 30 seconds and then operate brakes another 5 times.


3. Checking Oil Level With Engine Stopped:
Operate brake pedal until reservoir is discharged (reservoir is empty when oil level stops rising - visual check - or when force on pedal increases suddenly - force test -). Oil level should be approx. 10 mm (0.394") below upper edge of tank when brake pedal is released.
Correct wrong oil level with engine stopped,