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Home >> Toyota >> 2001 >> Sienna CE >> Repair and Diagnosis >> External Pages >> Different car >> Section 361 (Wireless Door Lock Control System - Diagnostics) >> DTC 42 Wireless Door Lock Receiver Circuit Malfunction >> Inspection Procedure

Inspection Procedure

WARNING: This page is about a different car, the 2002 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.
  1. Check Wire Harness 
    1. Disconnect the Body ECU connector B and door control receiver connector, and inspect the connector B and door control receiver connector, and inspect the connector on the wire harness side.
      Fig 1: Identifying Door Control Receiver Connector & ECU
      G01114432Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Fig 2: Reviewing Door Control Receiver Connector Information
      G01114431Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. NG: Repair Or Replace Harness And Connector 
    2. OK: Go To Next Step  .
  2. Replace Door Control Receiver 
    1. Check that wireless system will operate when connected to a new or normal door control receiver.
    2. Check that no diagnosis has output.
      1. Standard: No Diagnosis Has Been Output 
      1. OK: Replace Door Control Receiver 
      2. NG: Replace Multiplex Network Body ECU 
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