INSPECTION PROCEDURE
4: Front and/or rear passenger’s power window(s) do not work by means of the
power window main switch.
COMMENTS ON TROUBLE SYMPTOM
If the passenger’s and/or rear power window does not work by means of
the power window main switch, the power window main switch or the respective power window sub
switch(es) may be defective.
PROBABLE CAUSES
- Malfunction of the power window main switch
- Malfunction of the front power window sub switch, rear power window sub switch (RH)
or rear power window sub switch (LH)
- Damaged harness wires and connectors
DIAGNOSTIC PROCEDURE
STEP 1. Check the power window main switch.
Check that the driver’s power window works by means of the power window main
switch.
Q.
Is the check result normal?
Go to Step 2.
Refer to inspection procedure 2 "Driver’s power window does not work
by means of the power window main switch
."
STEP 2. Check the power window sub switch.
Check that each power window works by means of the respective power window sub switch
when the power window lock switch is turned off.
Q.
Is the check result normal?
Go to Step 3.
Refer to inspection procedure 3 "Relevant power window(s) does not work by means of
the front and rear passenger’s power window sub switches
."
STEP 3. Determine a trouble spot.
Q.
Which power window does not work?
Front passenger’s door
: Go to Step 4.
Rear right door
: Go to Step 6.
Rear left door
: Go to Step 8.
STEP 4. Check of short to power supply, short to earth, and open circuit
in input/output line between power window main switch connector and front power window sub switch
connector.
Q.
Is the check result normal?
Go to Step 5.
Repair the wiring harness.
STEP 5. Retest the system.
|
(1)Check that the front passenger’s power window works by means of the power
window main switch.
|
Q.
Is the check result normal?
Intermittent malfunction (Refer to GROUP 00, How to use Troubleshooting/inspection Service
Points -
How to Cope with Intermittent Malfunction
).
Replace the power window main switch.
STEP 6. Check of short to power supply, short to earth, and open circuit
in input/output line between power window main switch connector and rear power window sub switch
(RH) connector.
Q.
Is the check result normal?
Go to Step 7.
Repair the wiring harness.
STEP 7. Retest the system.
|
(1)Check that the rear right power window works by means of the power window main
switch.
|
Q.
Is the check result normal?
Intermittent malfunction (Refer to GROUP 00, How to use Troubleshooting/inspection Service
Points -
How to Cope with Intermittent Malfunction
).
Replace the power window main switch.
STEP 8. Check of short to power supply, short to earth, and open circuit
in input/output line between power window main switch connector and rear power window sub switch
(LH) connector.
Q.
Is the check result normal?
Go to Step 9.
Repair the wiring harness.
STEP 9. Retest the system.
|
(1)Check that the rear left power window works by means of the power window main switch.
|
Q.
Is the check result normal?
Intermittent malfunction (Refer to GROUP 00, How to use Troubleshooting/inspection Service
Points -
How to Cope with Intermittent Malfunction
).
Replace the power window main switch.