Driver Side Power Window Does Not Operate With Power Window Master Switch

WINDSHIELD / WINDOWGLASS: POWER WINDOW CONTROL SYSTEM: Driver Side Power Window does not Operate with Power Window Master Switch

Driver Side Power Window does not Operate with Power Window Master Switch

DESCRIPTION

- If the driver side manual UP/DOWN function does not operate, there may be a malfunction in the power window regulator master switch, front power window regulator motor LH or harness and connector.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. INSPECT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH





(a) Remove the motor (Removal).
(b) Apply battery voltage to connector terminals 1 and 2.
(c) Check that the motor gear rotates smoothly as follows.
OK:





NG -- REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH
OK -- Continue to next step.
2. CHECK HARNESS AND CONNECTOR (MASTER SWITCH - DRIVER SIDE MOTOR)





(a) Disconnect the N2 master switch connector.
(b) Disconnect the N3 motor connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard resistance:

for Regular Cab:





for Double Cab:





for CrewMax:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
3. CHECK POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY





(a) Remove the master switch (Removal).
(b) Reconnect the master switch connector.
(c) Measure the voltage according to the value(s) in the table below.
Standard voltage:

for Regular Cab:





for Double Cab:





for CrewMax:





NG -- REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY
OK -- GO TO POWER WINDOWS DO NOT OPERATE AT ALL