HYBRID CONTROL SYSTEM, Diagnostic DTC:P3107-215

DTC Code DTC Name
P3107-215 Lost Communication with Airbag System Control Module

DESCRIPTION

Refer to the description for DTC P3107-213.

Click here

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate
P3107-215 Lost Communication with Airbag System Control Module Abnormal communication signal

  • Wire harness or connector

  • Airbag sensor assembly

  • Hybrid vehicle control ECU assembly

 Does not come on

Master Warning Light:

Comes on

WIRING DIAGRAM

Refer to the wiring diagram for DTC P0AE6-225.

Click here

Refer to the wiring diagram for DTC P3107-213.

Click here

PROCEDURE


  1. CHECK DTC OUTPUT (SRS AIRBAG)


    1. Connect the GTS 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
      Result Proceed to
      Airbag system DTCs are not output. A
      Airbag system DTCs are output. B

    5. Turn the power switch off.


    B

    GO TO DTC CHART (AIRBAG SYSTEM) Click here

    A

  2. CLEAR DTC

    Result
    Proceed to
    NEXT

    1. Connect the GTS to the DLC3.

    2. Turn the power switch on (IG).

    3. Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.

    4. Read and record the DTCs and freeze frame data.


      Powertrain > Hybrid Control > Trouble Codes

    5. Clear the DTCs and freeze frame data.


      Powertrain > Hybrid Control > Clear DTCs

    6. Turn the power switch off.

      Result
      Proceed to
      NEXT

    NEXT

  3. CHECK DTC OUTPUT (HYBRID CONTROL)


    1. Connect the GTS 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
      Result Proceed to
      P3107-215 is not output. A
      P3107-215 is output again. B

    5. Turn the power switch off.


    B

    CHECK AIRBAG SENSOR ASSEMBLY (CHECK WAVEFORM) Click here

    A

  4. CHECK INTERMITTENT PROBLEMS

    Click here

    Result
    Proceed to
    OK
    NG

    OK

    REPLACE AIRBAG SENSOR ASSEMBLY Click here

    NG

    REPAIR OR REPLACE MALFUNCTIONING PARTS, COMPONENT AND AREA

  5. CHECK AIRBAG SENSOR ASSEMBLY (CHECK WAVEFORM)

    Result
    Proceed to
    A
    B

    1. Connect an oscilloscope between the airbag sensor assembly terminals specified in the table below.

    2. Turn the power switch on (READY).

    3. A01KR0FC05
      *a

      Component with harness connected

      (Airbag Sensor Assembly)

      Measure the waveform.

      Item Contents
      Terminal E14-14 (GSW2) - E14-25 (E1)
      Equipment Setting 5 V/DIV., 500 ms./DIV.
      Condition Power switch on (READY)
      Result
      Result Proceed to
      The waveform appears as shown in the illustration. A
      The waveform differs from the one shown in the illustration. B

    4. Turn the power switch off.


    A

    REPLACE HYBRID VEHICLE CONTROL ECU ASSEMBLY for LHD: Click here
    REPLACE HYBRID VEHICLE CONTROL ECU ASSEMBLY for RHD: Click here

    B

  6. CHECK CONNECTOR CONNECTION CONDITION (HYBRID VEHICLE CONTROL ECU ASSEMBLY CONNECTOR)

    Result
    Proceed to
    OK
    NG

    1. Check the connector connections and contact pressure of the relevant terminals for the hybrid vehicle control ECU assembly connectors.

      Click here

      OK
      The connectors are connected securely and there are no contact pressure problems.
      A01KT1OC01
      *1 for LHD *2 for RHD
      Result
      Proceed to
      OK
      NG

    NG

    CONNECT SECURELY

    OK

  7. CHECK CONNECTOR CONNECTION CONDITION (AIRBAG SENSOR ASSEMBLY CONNECTOR)

    Result
    Proceed to
    OK
    NG

    1. A01KTZ3C03
      *a

      Component with harness connected

      (Airbag Sensor Assembly)

      Check the connector connections and contact pressure of the relevant terminals for the airbag sensor assembly connectors.

      OK
      The connectors are connected securely and there are no contact pressure problems.
      Result
      Proceed to
      OK
      NG

    NG

    CONNECT SECURELY

    OK

  8. CHECK HARNESS AND CONNECTOR (HYBRID VEHICLE CONTROL ECU ASSEMBLY - AIRBAG SENSOR ASSEMBLY)

    Result
    Proceed to
    OK
    NG

    1. Disconnect the E136 hybrid vehicle control ECU assembly connector.

    2. Disconnect the E14 airbag sensor assembly connector.

    3. Turn the power switch on (IG).

    4. A01KSRTC18
      *a

      Rear view of wire harness connector

      (to Hybrid Vehicle Control ECU Assembly)
      *b

      Rear view of wire harness connector

      (to Airbag Sensor Assembly)

      Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      E136-14 (ABFS) - Body ground Power switch on (IG) Below 1 V

      Note

      Turning the power switch on (IG) with the airbag sensor assembly connector and the hybrid vehicle control ECU assembly connector disconnected causes other DTCs to be stored. Clear the DTCs after performing this inspection.

    5. Turn the power switch off.

    6. Measure the resistance according to the value(s) in the table below.

      Standard Resistance (Check for Open)
      Tester Connection Condition Specified Condition
      E136-14 (ABFS) - E14-14 (GSW2) Power switch off Below 1 Ω
      Standard Resistance (Check for Short)
      Tester Connection Condition Specified Condition
      E136-14 (ABFS) or E14-14 (GSW2) - Body ground and other terminals Power switch off 10 kΩ or higher

    7. Reconnect the E14 airbag sensor assembly connector.

    8. Reconnect the E136 hybrid vehicle control ECU assembly connector.

      Result
      Proceed to
      OK
      NG

    OK

    REPLACE AIRBAG SENSOR ASSEMBLY Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR