Manual Up / Down Function Does Not Operate On Driver Side: Procedure

1. Using the Techstream, check operation of the master switch using the Data List.

   Standard

   DRIVER DOOR:
   
   

   Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
   Door P/W Auto SW	Driver side power window auto UP/DOWN switch signal / ON or OFF	ON: Driver side power window auto UP/DOWN switch on master switch operated OFF: Driver side power window switch on master switch not operated	-

NG → See step   3 

OK: Go to next step 

1. Disconnect the D18 master switch connector.
   Fig 1: Identifying Power Window Regulator Master Switch & Power Window Motor Connector Terminals

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Remove the front door trim LH.
3. Disconnect the P10 power window motor connector.
4. Check the continuity between the wire harness side connectors.

   Standard resistance

   Terminal No.	Specified Condition
   D18-11 - P10-1	Below 1 Ω
   D18-1 - P10-2	Below 1 Ω
   D18-1 - Body ground	No continuity
   D18-11 - Body ground	No continuity

5. Reference:
   Fig 2: Identifying Power Window Regulator Motor

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   Check operation of the power window motor (driver side).

   1. Remove the motor.
   2. Apply battery voltage to the connector between terminals 1 and 2.
   3. Check that the motor rotates smoothly.
      NOTE:

      Do not apply battery voltage to the terminals except 1 and 2.

      Standard

      Terminal No.	Motor Gear Rotation
      Battery positive voltage → 2 Battery negative voltage → 1	Clockwise
      Battery positive voltage → 1 Battery negative voltage → 2	Counterclockwise

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK → REPLACE POWER WINDOW REGULATOR MOTOR (DRIVER SIDE) 

1. Remove the master switch (the connector is connected).
   Fig 3: Identifying Power Window Regulator Master Switch Connector Terminals

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Check the continuity between terminal 2 and the body ground.

   Standard

   Below 1 Ω

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: Go to next step 

1. Check the voltage between the terminals.
   Fig 4: Identifying Power Window Regulator Master Switch Connector Terminals

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   Standard voltage

   Terminal No.	Condition	Specified Condition
   9 - 2	Constant	10 to 14 V
   20 - 2	Ignition ON	10 to 14 V
   10 - 2	Constant	10 to 14 V

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE CIRCUIT) 

OK → REPLACE POWER WINDOW REGULATOR MASTER SWITCH