Inspection Procedure 6: Hissing Noise
INSPECTION PROCEDURE 6: Hissing NoiseDIAGNOSIS
STEP 1. Check for entry of air.
Q: Has air entered?
YES: Bleed the air. Then go to Step 4.
NO: Go to Step 2.
STEP 2. Check each hose for crushing or twisting.
Q: Is there fault?
YES: Repair or replace the hose. Then go to Step 4.
NO: Go to Step 3.
STEP 3. Check the steering gear box for damage.
Q: Is there damage?
YES: Repair or replace the part. Then go to Step 4.
NO: Go to Step 4.
STEP 4. Check symptoms.
Confirm that no noise is generated.
Q: Is there noise?
YES: Repeat from Step 1.
NO: Diagnosis is complete.