Hood: Testing and Inspection
BODY DIAGNOSISINTRODUCTION TO HOOD DIAGNOSIS
Wind noise at the hood may be caused by improper hood adjustment.
HOOD DIAGNOSTIC TROUBLESHOOTING STRATEGY
Use these steps to plan your diagnostic strategy. If you follow them carefully, you will be sure that you have exhausted most of the possible ways to find a hood fault.
1. Gather information from the customer.
2. Verify that the condition described by the customer exists.
3. Find the malfunction by following the Symptom Chart.
4. Verify malfunction is eliminated.
SYMPTOM CHART
Symptom Chart:
SYMPTOM PROCEDURES
INSPECTION PROCEDURE 1: Difficult Locking and Unlocking
DIAGNOSIS
STEP 1. Check that the release cable routed correctly.
Q: Is the release cable routed correct?
YES : Go to Step 2.
NO : Re-route the release cable. Then go to Step 4.
STEP 2. Check the engagement of the hood latch and hood striker.
Q: Are the hood latch and hood striker engaged correctly?
YES : Go to Step 3.
NO : Adjust the hood latch. Then go to Step 4.
STEP 3. Check for proper lubrication of release cable.
Q: Is the release cable properly lubricated?
YES : Go to Step 4.
NO : Lubricate, then go to Step 4.
STEP 4. Retest the system.
Q: Does the hood lock operate easily?
YES : The procedure is complete.
NO : Return to Step 1.
INSPECTION PROCEDURE 2: Uneven Body Clearance
DIAGNOSIS
STEP 1. Check the clearance around the hood.
Q: Is the clearance around the hood even?
YES : Go to Step 2.
NO : Adjust the hood. Then go to Step 2.
STEP 2. Retest the system.
Q: Are the clearances between body panels even?
YES : The procedure is complete.
NO : Return to Step 1.
INSPECTION PROCEDURE 3: Uneven Height
DIAGNOSIS
STEP 1. Check the hood bumper height.
Q: Is the hood bumper height proper?
YES : Go to Step 2.
NO : Adjust the hood bumper. Then go to Step2.
STEP 2. Retest the system.
Q: Are the hood and body height even?
YES : The procedure is complete.
NO : Return to Step 1.