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Inspection Procedure

  1. CHECK HARNESS AND CONNECTOR (TRANSMISSION CONTROL SWITCH - BODY GROUND) 
    1. Disconnect the transmission control switch connector.
      Fig 1: Identifying Transmission Control Switch Connector Terminals
      G05233908Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the resistance according to the value(s) in the table below.

      Standard resistance 

      TESTER CONNECTION SPECIFIED CONDITION CHART

      Tester Connection Specified Condition
      4 - Body ground Below 1 Ω

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK : Go to Next Step 

  2. INSPECT TRANSMISSION CONTROL SWITCH 
    Fig 2: Identifying Transmission Control Switch Connector Terminals
    G05233909Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Measure the resistance according to the value(s) in the table below.

      Standard resistance 

      TESTER CONNECTION SPECIFIED CONDITION CHART

      Switch Condition Tester Connection Specified Condition
      Press continuously transmission control switch 2 - 4 Below 1 Ω
      Release transmission control switch 10 kΩ or higher

    NG: REPLACE TRANSMISSION CONTROL SWITCH 

    OK : Go to Next Step 

  3. CHECK HARNESS AND CONNECTOR (TRANSMISSION CONTROL SWITCH - ECM) 
    1. Connect the transmission control switch connector.
    2. Disconnect the ECM connector.
      Fig 3: Disconnecting ECM Connector
      G05233910Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Measure the resistance according to the value(s) in the table below.

      Standard resistance 

      TESTER CONNECTION SPECIFIED CONDITION CHART

      Switch Condition Tester Connection Specified Condition
      Press continuously transmission control switch E5-29 (ODMS) - Body ground Below 1 Ω
      Release transmission control switch 10 kΩ or higher

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK : PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE