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Power Steering System Test

Step Action Yes No
DEFINITION: The Power Steering System Test Procedure will perform the following functions:
  • Test the operation of the hydraulic power steering system.
  • Test the operation of the power steering pump and power steering gear.
  • Identify restrictions in the system.
1 Inspect the power steering fluid for the following indications of contamination:
  • Milky fluid-Water
  • Brown fluid-Burnt
  • Debris in fluid-Plastic or dirt

Is the fluid free of contamination?		 Go to Step 3  Go to Step 2 
2 Flush the power steering system. Refer to Power Steering System Flushing (ZF)  or Power Steering System Flushing (TRW) 
Did you complete the procedure?		 Go to Step 3  -
3
IMPORTANT: In order to accurately diagnose the system, the malfunction must be present during the test procedure.
Attempt to duplicate the condition.Is the condition present?		 Go to Step 1  System OK
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