POWER DOOR LOCK CONTROL SYSTEM Front Passenger Side Door Key Lock and Unlock Switch Circuit

DESCRIPTION

The door key lock and unlock switch is built in the front door lock assembly.

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

DESCRIPTION

INSPECTION PROCEDURE

PROCEDURE

1. INSPECT FRONT DOOR LOCK ASSEMBLY (DOOR KEY LOCK AND UNLOCK SWITCH)

   
   

   1. Remove the front door lock assembly Click here.

   2. Inspect the front door lock assembly Click here.

   
   

   NG

   REPLACE FRONT DOOR LOCK ASSEMBLY Click here

   OK

2. CHECK HARNESS AND CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY [BODY ECU] - FRONT DOOR LOCK ASSEMBLY AND BODY GROUND)

   
   

   1. Disconnect the 13B instrument panel junction block assembly (body ECU) connector.

   2. Disconnect the K1*1 or L1*2 front door lock assembly connector.

      
      

      • *1: for LHD

      • *2: for RHD

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

      Standard Resistance
      for LHD
      Tester Connection Door Lock Condition Specified Condition 13B-3 (L2) - K1-6 (L) Always Below 1 Ω 13B-4 (UL2) - K1-5 (UL) Always Below 1 Ω K1-8 (E) - Body ground Always Below 1 Ω 13B-3 (L2) or K1-6 (L) - Body ground Always 10 kΩ or higher 13B-4 (UL2) or K1-5 (UL) - Body ground Always 10 kΩ or higher
      for RHD
      Tester Connection Door Lock Condition Specified Condition 13B-21 (L2) - L1-6 (L) Always Below 1 Ω 13B-22 (UL2) - L1-5 (UL) Always Below 1 Ω L1-8 (E) - Body ground Always Below 1 Ω 13B-21 (L2) or L1-6 (L) - Body ground Always 10 kΩ or higher 13B-22 (UL2) or L1-5 (UL) - Body ground Always 10 kΩ or higher

   
   

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

   PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE Click here