Mazda 626 - Automatic Window Return Function Activates Even Though the Glass Does Not Encounter a Foreign Object

TROUBLESHOOTING [POWER WINDOW SYSTEM]
NO. 3 AUTOMATIC WINDOW RETURN FUNCTION ACTIVATES EVEN THOUGH THE GLASS DOES NOT I
ENCOUNTER A FOREIGN OBJECT.
3
Automatic window return function activates even though the glass does not encounter a foreign
object.
DESCRIPTION
Front driver-side window reverses even though the glass does not encounter a foreign object while it
is going up in automatic mode.
POSSIBLE
CAUSE
• Mis-adjustment of auto-reverse range: Step 1
• Too much driver-side front window friction resistance: Steps 2—6
• Short to ground in limit switch signal from wiring harness (between power window main switch and
driver-side front power window motor), inner driver-side front power window motor or inner power
window main switch: Steps 7, 8
Diagnostic procedure
• 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.
STEP INSPECTION
ACTION
1 RESET REVERSE AREA THAT
DRIVER-SIDE FRONT WINDOW MOTOR IS
MEMORY
• Reset the driver-side window motor.
(See S-12 DRIVER-SIDE POWER WINDOW
MOTOR RESETTING)
• Did malfunction disappear?
Yes
Troubleshooting completed.
Explain to customer that adjustment of auto-reverse range
was bad.
No Go to 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 next step.
3
INSPECT ACRYLIC VISOR BRACKET
INSTALLATION
• Is acrylic visor bracket properly installed?
Yes Go to next step.
No
Reinstall acrylic visor bracket properly.
4 INSPECT TO SEE IF GLASS RUN CHANNEL
INTERFERES WITH DRIVER-SIDE FRONT
WINDOW
• Remove driver-side front door trim.
• Does glass run channel interfere with
driver-side front window?
Yes
Repair or replace glass run channel, then go to Step 9.
No
Go to next step.
5
INSPECT LUBRICANT ON DRIVER-SIDE
CARRIER PLATE
• Is there lubricant on driver-side carrier
plate?
Yes Go to 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 next step.
No
Reinstall part(s) properly, then go to Step 9.
S-32