Your Vehicle: 2001 Ford Escort ZX2 L4-2.0L DOHC VIN 3
 
Vehicle » Testing and Inspection » Symptom Related Diagnostic Procedures » Noise, Vibration, and Harshness Diagnosis » Component Tests » Steering Gear Grunt/Shudder Test  
 
 
  Steering Gear Grunt/Shudder Test  
 
  1. Start and run the vehicle to operating temperature.
  2. Set engine idle speed to 1,200 rpm .
  3. Rotate the steering wheel to the RH stop, then turn the steering wheel 90 degrees back from that position. Turn the steering wheel slowly in a 15 to 30 degree arc.

CAUTION : Do not hold the steering wheel against the stops for more than three to five seconds at a time. Damage to the power steering pump will occur.

  1. Turn the steering wheel another 90 degrees . Turn the steering wheel slowly in a 15 to 30 degree arc.
  2. Repeat the test with power steering fluid at different temperatures.
  3. If a light grunt is heard or a low (50-200 Hz) shudder is present, this is a normal steering system condition.
  4. If a loud grunt is heard or a strong shudder is felt, fill and purge the power steering system.