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Inspection Procedure

  1. CHECK HARNESS AND CONNECTOR (BATTERY - TRANSMISSION CONTROL SWITCH) 
    1. Disconnect the transmission control switch connector of shift lock control unit assembly.
      Fig 1: Transmission Control Switch Connector Front View
      G04377403Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the voltage according to the value(s) in the table below.

      Voltage 

      VOLTAGE SPECIFIED CONDITIONS

      Switch Condition Tester Connection Specified Condition
      IG switch on (IG) 3 - Body ground 10 to 14 V
      IG switch OFF Below 1 V

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: Go to next step 

  2. CHECK HARNESS AND CONNECTOR (TRANSMISSION AR@CONTROL SWITCH - BODY GROUND) 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 2: Transmission Control Switch Connector Front View
      G04377404Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Resistance 

      RESISTANCE SPECIFIED CONDITIONS

      Tester Connection Specified Condition
      7 (1) - Body ground
      5 (2) - Body ground      		 Below 1
      (1) w/ Smart Key System
      (2) w/o Smart Key System

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: Go to next step 

  3. INSPECT TRANSMISSION CONTROL SWITCH 
    1. Measure resistance between each terminal of shift lock control unit assembly when the shift lever is moved to each position.
      Fig 3: Identifying Transmission Control Switch Connector Terminals
      G04377405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Resistance (Check for short) 

      RESISTANCE SPECIFIED CONDITIONS FOR SHORT

      Shift Position Tester Connection Specified Condition
      S, "+" and "-" 3 - 9 (1)
      3 - 7 (2)      		 Below 1
      Except S, "+" and "-" 10 k or higher
      Press continuously
      "+"
      (Up shift)      		 2 - 7 (1)
      2 - 5 (2)      		 Below 1
      S 10 k or higher
      Press continuously
      "-"
      (Down shift)      		 1 - 7 (1)
      1 - 5 (2)      		 Below 1
      S 10 k or higher
      (1) w/ Smart Key System
      (2) w/o Smart Key System

    NG: REPLACE TRANSMISSION CONTROL SWITCH 

    OK: Go to next step 

  4. CHECK HARNESS AND CONNECTOR (TRANSMISSION CONTROL SWITCH - ECM) 
    1. Connect the transmission control switch connector of shift lock control unit assembly.
      Fig 4: Identifying Terminals SFTU And SFTD
      G04377407Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the ECM connector.
    3. Turn the ignition switch on (IG), and measure the voltage according to the value(s) in the table below when the shift lever is moved to each position.

      Voltage 

      VOLTAGE SPECIFIED CONDITIONS

      Shift Position Tester Connection Specified Condition
      S, "+" and "-" D41 - 20(S) - Body ground 10 to 14 V
      Except S, "+" and "-" Below 1 V
    4. Turn the ignition switch to the LOCK position.
      Fig 5: Identifying ECM Connector Terminals
      G04377406Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Measure the resistance according to the value(s) in the table below when the shift lever is moved to each position.

      Resistance 

      RESISTANCE SPECIFIED CONDITIONS

      Shift Position Tester Connection Specified Condition
      Press continuously
      "+"
      (Up shift)      		 D41 - 6 (SFTU) -Body ground Below 1
      S 10 k or higher
      Press continuously
      "-"
      (Down shift)      		 D41 - 5 (SFTD) - Body ground Below 1
      S 10 k or higher

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

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

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