Operation CHARM: Car repair manuals for everyone.
Hosted by mcallihan.com

Windows: Testing and Inspection

FRONT WINDOW MOVES ABOUT 3 INCHES AND QUITS


Front Window Moves About 3 Inches And Quits:






NOTE: The Driver circuits are shown but the Passenger side is similar.

POSSIBLE CAUSES
- Window hall sensor A and sensor B signal circuits open
- Window motor (HALL SENSOR OPEN)

Diagnostic Test

1. TEST FOR DIAGNOSTIC TROUBLE CODES
Turn the ignition on.
With the scan tool, read DTC's.

Q: Does the scan tool display any Power Window related DTC's?

NO: Go To 2
YES: Refer to symptom list for problems related to POWER WINDOWS.
Perform BODY VERIFICATION TEST - VER 1. Body Verification Test

2. WINDOW HALL SENSOR A AND SENSOR B SIGNAL CIRCUIT OPEN

NOTE: Both Window Hall Sensor Signal circuits (A and B) must be open or closed for the result of this test to be valid.

Disconnect the appropriate Door Module C2 connector.
Disconnect the appropriate Window Motor connector.
Measure the resistance of the Window Hall Sensor A Signal circuit between the Motor connector and the Module C2 connector.
Measure the resistance of the Window Hall Sensor B Signal circuit between the Motor connector and the Module C2 connector.

Q: Is the resistance below 2.0 ohms on both Signal circuits?

NO: Repair the Window Hall Sensor Signal circuits for opens.
Perform BODY VERIFICATION TEST - VER 1. Body Verification Test
YES: Replace the Window Motor.
Perform BODY VERIFICATION TEST - VER 1. Body Verification Test