Inspection Procedure

1. Remove the power window motor.
2. Apply battery voltage to the motor connector according to the table below.
   NOTE: Do not apply battery to any terminals except terminals 1 and 2.

   Standard 

   VOLTAGE SPECIFICATION TABLE
   
   

   Measurement Condition	Specified Condition
   Battery positive (+) → Terminal 1 (D) Battery negative (-) → Terminal 2 (U)	Motor gear rotates counterclockwise
   Battery positive (+) → Terminal 2 (U) Battery negative (-) → Terminal 1 (D)	Motor gear rotates clockwise

   Fig 1: Identifying Power Window Regulator Motor Operation

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPLACE POWER WINDOW REGULATOR MOTOR 

OK: Go to next step. 

1. Disconnect the P21 and P26 connectors.
2. Measure the resistance according to the value(s) in the table below.

   Standard resistance 

   STANDARD RESISTANCE SPECIFICATION TABLE
   
   

   Tester Connection	Condition	Specified Condition
   P21-1 (DN) - P26-1 (D)	Always	Below 1 Ω
   P21-6 (UP) - P26-2 (U)	Always	Below 1 Ω
   P21-1 (DN) - Body ground	Always	10 kΩ or higher
   P21-6 (UP) - Body ground	Always	10 kΩ or higher

   Fig 2: Identifying P21 & P26 Connector Terminals

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN  PROBLEM SYMPTOMS TABLE