Auto Up / Down Function does not Operate: Procedure

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

NG → OTHER PROBLEM 

OK: Go to next step 

1. Turn the ignition switch ON.
   Fig 1: Identifying Power Window Master Switch

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Operate the AUTO (drive side) switch of the master switch.
3. Check the blinking pattern of the AUTO light as shown in the illustration.
   1. If pattern (1) is displayed, proceed to 3.
   2. If pattern (2) or (3) is displayed, proceed to 4.
   3. If the normal pattern is displayed, proceed to 2.
      Fig 2: Blinking Pattern Of Auto Light

      Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

C → REPLACE POWER WINDOW MASTER SWITCH 

B → See step   4 

A: Go to next step 

Refer to INITIALIZATION .

OK → END 

NG: Go to next step 

1. Disconnect the D9 master switch connector.
   Fig 3: Identifying D9 Master Switch And P40 Motor Connector (Driver Side) Connector Terminals

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Disconnect the P40 motor connector (driver side).
3. Check the resistance between the wire harness side connectors.

   Standard resistance

   Terminal No.	Specified Condition
   D9-3 (VC) - P40-4 (SSRB)	Below 1 Ω
   D9-14 (PLS1) - P40-5 (PLS)
   D9-17 (PLS2) - P40-3 (PLS2)
   D9-2 (SGND) - P40-6 (E)

4. Check the resistance between the D9 master switch connector and body ground.

   Standard resistance

   Terminal No.	Specified Condition
   D9-3 (VC) - Body ground	10 kΩ or higher
   D9-14 (PLS1) - Body ground
   D9-17 (PLS2) - Body ground
   D9-2 (SGND) - Body ground

NG → REPAIR OR REPLACE HARNESS AND CONNECTOR 

OK → REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (DRIVER SIDE)