Inspection Procedure

CHECK MANUAL UP/DOWN FUNCTION (DRIVER SIDE)
1. Check that the door glass can be operated manually.
NG: OTHER PROBLEM

OK: GO TO NEXT STEP
CHECK ILLUMINATION OF POWER WINDOW MASTER SWITCH
1. Turn the ignition switch ON.
2. Operate the AUTO (drive side) switch of the master switch.
  
  Fig 1: Identifying AUTO (Drive Side) Power Window Master Switch
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Check the blinking pattern of the AUTO light as shown in the illustration.
  1. If pattern (1) is displayed, proceed to A.
  2. If pattern (2) or (3) is displayed, proceed to B.
  3. If the normal pattern is displayed, proceed to C.
    
    Fig 2: Blinking Pattern Of Auto Light
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
B: Go to step 4

C: REPLACE POWER WINDOW MASTER SWITCH

A: GO TO NEXT STEP
RESET POWER WINDOW REGULATOR MOTOR
1. Turn the ignition switch ON.
2. Open the door glass.
3. Fully pull up the AUTO switch of the power window master switch until the door glass is fully closed.
4. Check that the AUTO UP/DOWN function operates normally.
OK: END

NG: GO TO NEXT STEP

CHECK WIRE HARNESS (MASTER SWITCH - MOTOR)

Disconnect the D17 master switch connector.
Disconnect the P12 motor connector (driver side).

Fig 3: Identifying D17 And P12 Connector Terminals
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Check the resistance between the wire harness side connectors.

Standard resistance

WIRE HARNESS (MASTER SWITCH - MOTOR)

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY LH (DRIVER SIDE)