Symptom Related Diagnostic Procedures
SYMPTOM CHARTSymptom Chart:
SYMPTOM PROCEDURES
INSPECTION PROCEDURE 1: Water Leak Through Door Window Glass
DIAGNOSIS
STEP 1. Check the window glass runchannel.
Q: Is the window glass runchannel in good condition?
YES : Go to Step 2.
NO : Replace the weatherstrip, then go to Step 4.
STEP 2. Check the door window glass installation.
Q: Is the door window glass installed correctly?
YES : Go to Step 3.
NO : Reinstall the door window glass. Then go to Step 4.
STEP 3. Check the clearance at the top of the door window glass.
Q: Is the clearance at the top of the door window glass correct?
YES : Go to Step 4.
NO : Adjust the door window glass. Then go to Step 4.
STEP 4. Retest the system.
Q: Is any water leaking?
YES : Return to Step 1.
NO : The procedure is complete.
INSPECTION PROCEDURE 2: Door Window Glass Malfunction
DIAGNOSIS
STEP 1. Check the door window glass installation condition.
Q: Is the door window installed correctly?
YES : Go to Step 2.
NO : Reinstall the door window glass. Then go to Step 4.
STEP 2. Check the door sash.
Q: Is the door sash in good condition?
YES : Go to Step 3.
NO : Repair or replace door sash, then go to Step 4.
STEP 3. Inspect the window regulator assembly.
Q: Is the window regulator assembly in good condition?
YES : Go to Step 4.
NO : Repair or replace the window regulator assembly, then go to Step 4.
STEP 4. Retest the system.
Q: Does the door window operate correctly?
YES : The procedure is complete.
NO : Return to Step 1.
INSPECTION PROCEDURE 3: Water Leak Through Door Edge
DIAGNOSIS
STEP 1. Check the weatherstrip.
Q: Is the weatherstrip in good condition?
YES : Go to Step 2.
NO : Replace the weatherstrip, then go to Step 3.
STEP 2. Check the door fit (alignment).
Q: Is the door fit (alignment) correct?
YES : Go to Step 3.
NO : Adjust the door fit. Then go to Step 3.
STEP 3. Retest the system.
Q: Is any water leaking?
YES : Return to Step 1.
NO : The procedure is complete.
INSPECTION PROCEDURE 4: Water Leak from Door Center
DIAGNOSIS
STEP 1. Check the drain hole.
Q: Is the drain hole clogged?
YES : Clean the drain hole, then go to Step 3.
NO : Go to Step 2.
STEP 2. Check the weatherstrip.
Q: Is the weatherstrip in good condition?
YES : Go to Step 3.
NO : Repair or replace the weatherstrip, then go to Step 3.
STEP 3. Retest the system.
Q: Is any water leaking?
YES : Return to Step 1.
NO : The procedure is complete.
INSPECTION PROCEDURE 5: Door Hard to Open
DIAGNOSIS
STEP 1. Adjust the latch and striker engagement.
Q: Is the latch and striker engagement adjusted?
YES : Go to Step 2.
NO : Adjust the latch and striker. Then go to Step 4.
STEP 2. Check for lock cable damage.
Q: Is the lock rod damaged?
YES : Repair or replace the lock cable, then go to Step 4.
NO : Go to Step 3.
STEP 3. Check the door handle flexibility (amount of movement of handle required to open door).
Q: Is the door handle flexibility good?
YES : Go to Step 4.
NO : Check the door outside handle and inside handle. Then go to Step 4.
STEP 4. Retest the system.
Q: Does the door open easily?
YES : The procedure is complete.
NO : Return to Step 1.
INSPECTION PROCEDURE 6: Door Does Not Open or Close Completely
DIAGNOSIS
STEP 1. Check the door hinge position.
Q: Is the door hinge correct?
YES : Go to Step 2.
NO : Adjust the door hinge. Then go to Step 4.
STEP 2. Check the door for damage.
Q: Is the door in good condition?
YES : Go to Step 3.
NO : Repair or replace the door, then go to Step 4.
STEP 3. Check lubrication.
Q: Are the door check and door hinge sufficiently lubricated?
YES : Go to Step 4.
NO : Apply grease, then go to Step 4.
STEP 4. Retest the system.
Q: Does the door open and close completely?
YES : The procedure is complete.
NO : Return to Step 1.
INSPECTION PROCEDURE 7: Uneven Gap Between Body
DIAGNOSIS
Adjust the door fit. Then check that the gap has been improved.
INSPECTION PROCEDURE 8: Wind Noise Around Door
DIAGNOSIS
STEP 1. Check the weatherstrip for holding condition.
Q: Is the weatherstrip holding firmly?
YES : Go to Step 2.
NO : Adjust fit of door. Then go to Step 5.
STEP 2. Check the weatherstrip for installation condition.
Q: Is the weatherstrip installed properly?
YES : Go to Step 3.
NO : Repair or replace the weatherstrip. Then go to Step 5.
STEP 3. Check the clearance.
Q: Are the door glass and door weatherstrip holder installed properly?
YES : Go to Step 4.
NO : Adjust the door glass and the weatherstrip holder. Then go to Step 5.
STEP 4. Check the door for deformation.
Q: Is the door deformed?
YES : Repair or replace the door. then go to Step 5.
NO : Go to Step 5.
STEP 5. Retest the system.
Q: Has the wind noise been improved?
YES : Return to Step 1.
NO : This diagnosis complete.