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Home › Toyota › 2004 › Matrix Base, 4WD › Repair and Diagnosis › External Pages › Different car › Section 484 (Body Control Systems - Diagnostics) › Circuit Inspection › Wireless Door Lock Receiver Circuit › Inspection Procedure

Inspection Procedure

WARNING: This page is about a different car, the 2004 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
  1. Check for harness and connector between wireless door lock receiver and passenger side J/B ECU. 

    PREPARATION: 

    Disconnect the connectors of the wireless door lock receiver and passenger side J/B ECU.

    CHECK: 

    Measure the resistance between terminals PRG of the wireless door lock receiver and PRG of the passenger side J/B ECU.

    OK: 

    Resistance: Below 1 Ω 

    1. NG : Repair or replace harness and connector. 
    2. OK : Go to next step. 
  2. Check wireless door lock receiver. 

    CHECK: 

    Replace the wireless door lock receiver and check if it recovers normally.

    OK: 

    The wireless door lock receiver recovers normally. 

    1. NG : Proceed to next circuit inspection shown in problem symptoms table (See  PROBLEM SYMPTOMS TABLE   ). 
    2. OK : Failure of original wireless door lock receiver. 
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