POWER DOOR LOCK CONTROL SYSTEM Driver Side Door UNLOCK Detection Switch Circuit

DESCRIPTION

The door unlock detection switch is built in the door lock assembly.

This switch turns on when the door lock knob is in the unlock position and turns off when it is in the lock position. It is used as one of the operating conditions for the key confinement prevention function.

WIRING DIAGRAM

A01BDYLE01

INSPECTION PROCEDURE

PROCEDURE


  1. INSPECT FRONT DOOR LOCK ASSEMBLY (DOOR UNLOCK DETECTION SWITCH)


    1. A01BC95E01

      LHD Models:

      Inspect the front door lock assembly.


      1. Measure the resistance when the switch is operated according to the value(s) in the table below.

        Standard resistance
        Tester Connection Door Lock Condition Specified Condition

        Battery positive (+) → Terminal 1

        Battery negative (-) → Terminal 4

        		 ON (Door lock set to UNLOCK) 7 - 8 (Below 1 Ω)

        Battery positive (+) → Terminal 4

        Battery negative (-) → Terminal 1

        		 OFF (Door lock set to LOCK) 7 - 8 (10 kΩ or higher)
    2. A01BEYHE01

      RHD Models:

      Inspect the front door lock assembly.


      1. Measure the resistance when the switch is operated according to the value(s) in the table below.

        Standard resistance
        Tester Connection Door Lock Condition Specified Condition

        Battery positive (+) → Terminal 1

        Battery negative (-) → Terminal 4

        		 ON (Door lock set to UNLOCK) 7 - 8 (Below 1 Ω)

        Battery positive (+) → Terminal 4

        Battery negative (-) → Terminal 1

        		 OFF (Door lock set to LOCK) 7 - 8 (10 kΩ or higher)

    NG

    REPLACE FRONT DOOR LOCK ASSEMBLY

    OK

  2. CHECK WIRE HARNESS (FRONT DOOR LOCK ASSEMBLY - INSTRUMENT PANEL J/B)


    1. A01BFFGE01

      Disconnect the L1 (K1) connector.

    2. Disconnect the instrument panel J/B connector.

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

      Standard resistance
      LHD Models
      Tester Connection Condition Specified Condition
      H7-20 - L1-8 Always Below 1 Ω
      L1-7 - Body ground Always Below 1 Ω
      RHD Models
      Tester Connection Condition Specified Condition
      H7-20 - K1-7 Always Below 1 Ω
      K1-8 - Body ground Always Below 1 Ω

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

    PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE