Inspection Procedure

1. Remove the front door lock LH (see REMOVAL  ).
2. Apply battery voltage and check operation of the door lock motor.

   OK 

   MEASUREMENT CONDITION AND SPECIFIED CONDITION
   
   

   Measurement Condition	Specified Condition
   Battery positive (+) → Terminal 4 Battery negative (-) → Terminal 1	Lock
   Battery positive (+) → Terminal 1 Battery negative (-) → Terminal 4	Unlock

3. Reinstall the front door lock LH (see INSTALLATION  ).

Fig 1: Identifying Front Door Lock Connector Terminals (LH)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG : REPLACE FRONT DOOR LOCK ASSEMBLY LH  (See REMOVAL  )

OK: Go to next step 

1. Disconnect the E6 front door lock LH connector.
2. Disconnect the 2H and C45 main body ECU (instrument panel junction block) connectors.
   Fig 2: Identifying Front Door Lock LH And Main Body ECU Connector Terminals

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Measure the resistance according to the value(s) in the table below.

   Standard resistance 

   RESISTANCE SPECIFICATION
   
   

   Tester Connection	Condition	Specified Condition
   E6-4 (L) - 2H-8 (ACT+)	Always	Below 1 Ω
   E6-1 (UL) - C45-2 (ACTD)
   2H-8 (ACT+) - Body ground	Always	10 kΩ or higher
   C45-2 (ACTD) - Body ground

4. Reconnect the front door lock LH connector.
5. Reconnect the main body ECU (instrument panel junction block) connectors.

NG : REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK : REPLACE MAIN BODY ECU