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Home >> Toyota >> 2016 >> Highlander Hybrid Limited >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Control System (2GR-FXE) - Diagnostic Codes (3 Of 7) >> Hybrid Control System >> DTC P3107-213: Lost Communication with Airbag System Control Module [02/2014 - 11/2016] >> Procedure

DTC P3107-213: Lost Communication with Airbag System Control Module [02/2014 - 11/2016]: Procedure

  1. CHECK DTC OUTPUT (SRS AIRBAG) 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG).
    3. Enter the following menus: Body Electrical / SRS Airbag / Trouble Codes.
    4. Check for DTCs.

      Body Electrical > SRS Airbag > Trouble Codes 

      Result

      Proceed to
      Airbag system DTCs are not output.
      Airbag system DTCs are output.
    5. Turn the power switch off.

    Result:  2

    Airbag system DTCs are output. 

    GO TO DTC CHART (AIRBAG SYSTEM). Refer to  DIAGNOSTIC TROUBLE CODE CHART [02/2014 - ] 

    Result:  1

    Airbag system DTCs are not output. 

    See step  2

  2. CHECK AIRBAG SENSOR ASSEMBLY (CHECK WAVEFORM) 
    1. Connect an oscilloscope between the airbag sensor assembly terminals specified in the table below.
    2. Turn the power switch on (READY).
    3. Measure the waveform.
      GTY438722Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component with harness connected
      (Airbag Sensor Assembly)
      Item Contents
      Terminal F38-14 (GSW2) - F38-25 (E1)
      Equipment Setting 5 V/DIV., 500 ms./DIV.
      Condition Power switch on (READY)

      Result

      Proceed to
      The waveform appears as shown in the illustration.
      The waveform differs from the one shown in the illustration.
    4. Turn the power switch off.

    Result:  2

    The waveform differs from the one shown in the illustration. 

    See step  6

    Result:  1

    The waveform appears as shown in the illustration. 

    See step  3

  3. CLEAR DTC 

    Refer to PROCEDURE - Step 3

    Result

    Proceed to
    NEXT

    Result:  1

    NEXT 

    See step  4

  4. CHECK DTC OUTPUT (HYBRID CONTROL) 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG).
    3. Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.
    4. Check for DTCs.

      Powertrain > Hybrid Control > Trouble Codes 

      Result

      Proceed to
      P3107-213 is not output.
      P3107-213 is output.
    5. Turn the power switch off.

    Result:  2

    P3107-213 is output. 

    REPLACE POWER MANAGEMENT CONTROL ECU. Refer to  COMPONENTS [02/2014 - 11/2016] 

    Result:  1

    P3107-213 is not output. 

    See step  5

  5. CHECK FOR INTERMITTENT PROBLEMS 

    Refer to CHECK FOR INTERMITTENT PROBLEMS [02/2014 - ]

    Result

    Proceed to
    OK
    NG

    Result:  1

    OK 

    REPLACE POWER MANAGEMENT CONTROL ECU. Refer to  COMPONENTS [02/2014 - 11/2016] 

    Result:  2

    NG 

    REPAIR OR REPLACE MALFUNCTIONING PARTS, COMPONENT AND AREA 

  6. CHECK AIRBAG SENSOR ASSEMBLY 
    1. Disconnect the F38 airbag sensor assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY432822Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (Airbag Sensor Assembly)

      Standard Resistance

      Tester Connection Condition Specified Condition
      F38-14 (GSW2) - F38-25 (E1) Power switch off 10 kΩ or higher
    3. Reconnect the F38 airbag sensor assembly connector.

      Result

      Proceed to
      OK
      NG

    Result:  2

    NG 

    REPLACE AIRBAG SENSOR ASSEMBLY. Refer to  COMPONENTS [02/2014 - ] 

    Result:  1

    OK 

    See step  7

  7. CHECK HARNESS AND CONNECTOR (POWER MANAGEMENT CONTROL ECU - AIRBAG SENSOR ASSEMBLY) 
    1. Disconnect the F16 power management control ECU connector.
    2. Disconnect the F38 airbag sensor assembly connector.
    3. Measure the resistance according to the value(s) in the table below.
      GTY453549Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Rear view of wire harness connector
      (to Power Management Control ECU)
      *b Rear view of wire harness connector
      (to Airbag Sensor Assembly)

      Standard Resistance

      Tester Connection Condition Specified Condition
      F16-13 (ABFS) or F38-14 (GSW2) - Body ground and other terminals Power switch off 10 kΩ or higher
    4. Reconnect the F38 airbag sensor assembly connector.
    5. Reconnect the F16 power management control ECU connector.

      Result

      Proceed to
      OK
      NG

    Result:  1

    OK 

    REPLACE POWER MANAGEMENT CONTROL ECU. Refer to  COMPONENTS [02/2014 - 11/2016] 

    Result:  2

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

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