|
|
POWER STEERING DIAGNOSIS TSB Revision POWER STEERING 37A-7 STEP 8. Check for excessive tie rod end ball joint Q: Is there fault? YES : Replace the part. Then go to Step 10. STEP 9. Check the gear box rack piston seal for damage. YES : Replace it. Then go to Step 10. STEP 10. Check steering wheel operation. YES : Repeat from Step 1. INSPECTION PROCEDURE 3: Rattling Noise . DIAGNOSIS STEP 1. Check for proper oil pump and gear box Q: Is the oil pump and gear box installation correct? YES : Go to Step 2. NO : Repair it. Then go to Step 4. STEP 2. Check for interference of other parts with Q: Is there interference? YES : Correct the interference. Then go to Step 4. NO : Go to Step 3. STEP 3. Check for noise from inside the oil pump Q: Is there noise? YES : Replace the part. Then go to Step 4. NO : There is no action to be taken. STEP 4. Check for rattling noise. Q: Is there noise? YES : Repeat from Step 1. NO : The procedure is complete. INSPECTION PROCEDURE 4: Shrill Noise . DIAGNOSIS STEP 1. Check for entry of air. Q: Is the power steering fluid foamy? YES : Bleed the air. Refer to . Then go to Step 3. NO : Go to Step 2. STEP 2. Check for seizure in the oil pump. Q: Is there seizure? YES : Replace the part. Then go to Step 3. NO : There is no action to be taken. |