Inspection Procedure

1. Check that the door glass can be operated manually.

1. NG: OTHER PROBLEM (See  MANUAL UP/DOWN FUNCTION DOES NOT OPERATE AT DRIVER SIDE  ) 
2. OK: Go To Next Step 

1. Turn the ignition switch ON.
2. Operate the driver switch of the master switch.
3. Check the blinking pattern of the illumination 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 1: Identifying Driver Switch Of Master Switch

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
   Fig 2: Checking Blinking Pattern Of Illumination

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. B: Go to step   4 
2. C: REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSY 
3. A 

1. Turn the ignition switch ON.
2. Open the door glass.
3. Fully pull up the power window switch until the door glass is fully closed.
4. Continue to hold the switch 1 second more even after the door glass is fully closed.
5. Check that the AUTO UP/DOWN function operates completely.

1. OK: END 
2. NG: Go To Next Step 

1. Remove the driver side door trim board (See page 75-13).
2. Disconnect the D18 master switch connector.
3. Disconnect the P10 power window motor connector.
4. Check the continuity between the wire harness side connectors.

Standard: 

Fig 3: Checking Wire Harness (Master Switch @ Motor)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. NG: REPAIR OR REPLACE HARNESS AND CONNECTOR 
2. OK: REPLACE POWER WINDOW REGULATOR MOTOR ASSY LH (DRIVER SIDE)