NO. 3 DRIVER-SIDE FRONT WINDOW REVERSES EVEN THOUGH THE GLASS DOES NOT ENCOUNTER A FOREIGN OBJECT WHILE IT IS GOING UP IN AUTOMATIC MODE


BME090358000206

3

Driver-side front window reverses even though the glass does not encounter a foreign object while it is going up in automatic mode.

POSSIBLE CAUSE

• Misadjustment of automatic window return range
• Too much driver-side front window friction resistance
• Short to ground in limit switch signal from the wiring harness (between the power window main switch and the driver-side front power window motor), inner driver-side front power window motor, or inner power window main switch

Diagnostic procedure

STEP

INSPECTION

ACTION

1
RESET REVERSE AREA STORED IN DRIVER-SIDE FRONT POWER WINDOW MOTOR
• Reset the driver-side power window motor.
• Did malfunction disappear?
Yes
• Troubleshooting completed.
• Explain to customer that adjustment of automatic window return range was bad.
No
Go to the next step.
2
INSPECT FOR FOREIGN OBJECT IN DRIVER-SIDE FRONT WINDOW
• Is there a foreign object in driver-side front window?
Yes
Remove the object.
No
Go to the next step.
3
INSPECT ACRYLIC VISOR BRACKET INSTALLATION
• Is the acrylic visor bracket properly installed?
Yes
Go to the next step.
No
Reinstall the acrylic visor bracket properly.
4
INSPECT TO SEE IF GLASS RUN CHANNEL INTERFERES WITH DRIVER-SIDE FRONT WINDOW
• Remove the driver-side front door trim.
• Does the glass run channel interfere with the driver-side front window?
Yes
Repair or replace the glass run channel, then go to Step 9.
No
Go to the next step.
5
INSPECT LUBRICANT ON DRIVER-SIDE CARRIER PLATE
• Is there lubricant on the driver-side carrier plate?
Yes
Go to the next step.
No
Apply lubricant (mineral oil).
6
INSPECT INSTALLATION OF DRIVER-SIDE FRONT POWER WINDOW SYSTEM COMPONENTS
• Are the following parts properly installed?
- Driver-side front door glass
- Driver-side power window motor wire
- Driver-side power window motor
- Driver-side power window regulator frame
- Driver-side carrier plate
- Driver-side glass run channel
Yes
Go to the next step.
No
Reinstall part(s) properly, then go to Step 9.
7*
VERIFY WHETHER MALFUNCTION IS IN DRIVER-SIDE FRONT POWER WINDOW MOTOR OR ELSEWHERE
• Turn the ignition switch to LOCK position.
• Disconnect the driver-side front power window motor.
• Turn the ignition switch to ON position.
• Measure the voltage at driver-side front power window motor terminal F (limit switch signal).
• Is the voltage approximately 5 V?
Yes
Replace driver-side front power window motor (short to ground in motor), then go to Step 9.
No
Go to the next step.
8
VERIFY WHETHER MALFUNCTION IS IN WIRING HARNESS (BETWEEN POWER WINDOW MAIN SWITCH AND DRIVER-SIDE FRONT POWER WINDOW MOTOR) OR POWER WINDOW MAIN SWITCH
• Turn the ignition switch to LOCK position.
• Disconnect the power window main switch.
• Is there continuity between power window main switch terminal 2B (limit switch signal) and ground?
Yes
Repair the wiring harness between the power window main switch and the driver-side front power window motor, then go to the next step.
No
Replace the power window main switch (short to ground in the power window main switch), then go to the next step.
9
RECHECK MALFUNCTION SYMPTOM AFTER REPAIR
• Reset the driver-side front power window motor.
Yes
• Troubleshooting completed.
• Explain repairs to customer.
No
Recheck malfunction symptoms, then repeat from Step 1 if malfunction recurs.

* :
When performing an asterisked (*) troubleshooting inspection, shake the wiring harness and connectors while doing the inspection to discover whether poor contact points are the cause of any intermittent malfunctions. If there is a problem, check to make sure connectors, terminals, and wiring harness are connected correctly and undamaged.