HYBRID CONTROL SYSTEM, Diagnostic DTC:P3107-213

DTC Code DTC Name
P3107-213 Lost Communication with Airbag System Control Module

DESCRIPTION


DTC No. INF Code DTC Detection Condition Trouble Area
P3107 213

Short to GND in the communication circuit

Communication from the airbag sensor assembly stopped and Circuit Low has been detected for a certain period.

(1 trip detection logic)

  • Wire harness or connector

  • Airbag sensor assembly

  • Hybrid vehicle control ECU
Related Data List
DTC No. Data List
P3107-213 Collision Signal (Airbag)

WIRING DIAGRAM

A004E47E78
*1 Airbag Sensor Assembly
*2 Hybrid Vehicle Control ECU

CAUTION / NOTICE / HINT

Tech Tips

After the repair, clear the DTCs and perform the following procedure to check that DTCs are not output.


  1. Turn the ignition switch to ON (IG) and wait for 15 seconds or more.

PROCEDURE


  1. CHECK DTC OUTPUT (SRS AIRBAG)


    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON (IG).

    3. Enter the following menus: Body Electrical / SRS Airbag / Trouble Codes.

    4. Check if DTCs are output.

      Result
      Result Proceed to
      Airbag system DTCs are not output. A
      Airbag system DTCs are output. B

    5. Turn the ignition switch off.


    B

    GO TO DTC CHART (AIRBAG SYSTEM) Click here

    A

  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 ignition switch to ON (READY).

    3. A004EEGE02
      Text in Illustration
      *a

      Component with harness connected

      (Airbag Sensor Assembly)

      Measure the waveform.

      Item Contents
      Terminal F14-14 (GSW2) - F14-25 (E1)
      Equipment Setting 5 V/DIV., 500 ms/DIV.
      Condition Ignition 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 ignition switch off.


    B

    CHECK AIRBAG SENSOR ASSEMBLY Click here

    A

  3. CLEAR DTC


    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON (IG).

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

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

    5. Clear DTCs and freeze frame data.

    6. Turn the ignition switch off.


    NEXT

  4. CHECK DTC OUTPUT (HYBRID CONTROL)


    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON (IG).

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

    4. Check if DTCs are output.

      Result
      Result Proceed to
      P3107-213 is not output. A
      P3107-213 is output. B

    5. Turn the ignition switch off.


    B

    REPLACE HYBRID VEHICLE CONTROL ECU Click here

    A

  5. CHECK FOR INTERMITTENT PROBLEMS

    Click here


    OK

    REPLACE HYBRID VEHICLE CONTROL ECU Click here

    NG

    REPAIR OR REPLACE MALFUNCTIONING PARTS, COMPONENT AND AREA

  6. CHECK AIRBAG SENSOR ASSEMBLY


    1. Disconnect connector F14 from the airbag sensor assembly.

    2. A004FDOE02
      Text in Illustration
      *a

      Component without harness connected

      (Airbag Sensor Assembly)

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

      Standard Resistance
      Tester Connection Switch Condition Specified Condition
      F14-14 (GSW2) - F14-25 (E1) Ignition switch off 10 kΩ or higher

    3. Connect the airbag sensor assembly connector.


    NG

    REPLACE AIRBAG SENSOR ASSEMBLY Click here

    OK

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


    1. Disconnect the hybrid vehicle control ECU connector.

    2. Disconnect the airbag sensor assembly connector.

    3. A004G5XE02
      Text in Illustration
      *a

      Rear view of wire harness connector

      (to Hybrid Vehicle Control ECU)
      *b

      Rear view of wire harness connector

      (to Airbag Sensor Assembly)

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

      Standard Resistance
      Tester Connection Switch Condition Specified Condition
      F56-14 (ABFS) or F14-14 (GSW2) - Body ground and other terminals Ignition switch off 10 kΩ or higher

    4. Connect the airbag sensor assembly connector.

    5. Connect the hybrid vehicle control ECU connector.


    OK

    REPLACE HYBRID VEHICLE CONTROL ECU Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR