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Home >> Lexus >> 2006 >> RX 400h AWD >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Door Lock >> Front Door Lock >> Inspection

Front Door Lock: Inspection

  1. INSPECT FRONT DOOR LOCK ASSEMBLY LH 
    1. Apply battery voltage to the door lock and check operation of the 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
      Fig 1: Identifying Door Lock Assembly Connector Terminals
      G04049835Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT:

      If the result is not as specified, replace the door lock assembly.

    2. Measure the resistance according to the value(s) in the table below.

      Standard resistance 

      TESTER CONNECTION AND SPECIFIED CONDITION

      Tester Connection Door Lock Position Specified Condition
      7 - 8 Lock 10 kΩ or higher
      7 - 8 Unlock Below 1 Ω

      HINT:

      If the result is not as specified, replace the door lock assembly.

    3. Measure the resistance according to the value(s) in the table below.

      Standard resistance 

      TESTER CONNECTION AND SPECIFIED CONDITION

      Tester Connection Condition Specified Condition
      7 - 9 ON (Door lock set to LOCK) Below 1 Ω
      7 - 9, 7 - 10 OFF (Free) 10 kΩ or higher
      7 - 10 ON (Door lock set to UNLOCK) Below 1 Ω
      Fig 2: Inspecting Front Door Lock Assembly LH
      G04115342Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT:

      If the result is not as specified, replace the door lock assembly.

  2. INSPECT FRONT DOOR LOCK ASSEMBLY RH 
    1. Apply battery voltage to the door lock and check operation of the 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

      HINT:

      If the result is not as specified, replace the door lock assembly.

    2. Measure the resistance according to the value(s) in the table below.

      Standard resistance 

      TESTER CONNECTION AND SPECIFIED CONDITION

      Tester Connection Door Lock Position Specified Condition
      7 - 8 Lock 10 kΩ or higher
      7 - 8 Unlock Below 1 Ω

      HINT:

      If the result is not as specified, replace the door lock assembly.

      Fig 3: Identifying Door Lock Assembly & Connector Terminals
      G04058865Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002