HYBRID CONTROL SYSTEM, Diagnostic DTC:P3107-213

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

DESCRIPTION

The hybrid vehicle control ECU assembly detects a problem in the collision signal line from the airbag ECU assembly and alerts the driver.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate
P3107-213 Lost Communication with Airbag System Control Module

Short to ground in the communication circuit:

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

(1 trip detection logic)

  • Wire harness or connector

  • Airbag ECU assembly

  • Hybrid vehicle control ECU assembly

 Does not come on

Master Warning Light:

Comes on
Related Data List
DTC No. Data List
P3107-213 Collision Signal (Airbag)

WIRING DIAGRAM

Refer to the wiring diagram for DTC P3107-214.

Click here

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 power switch 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 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.


    Airbag system DTCs are output.

    GO TO DTC CHART (AIRBAG SYSTEM) Click here

    Airbag system DTCs are not output.

  2. CHECK AIRBAG ECU ASSEMBLY (CHECK WAVEFORM)


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

    2. Turn the power switch on (READY).

    3. A01ODDZC26
      *a

      Component with harness connected

      (Airbag ECU Assembly)

      Measure the waveform.

      Item Contents
      Terminal O50-14 (GSW2) - O50-25 (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.


    The waveform differs from the one shown in the illustration.

    CHECK AIRBAG ECU ASSEMBLY Click here

    The waveform appears as shown in the illustration.

  3. 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

  4. 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
      Proceed to
      P3107-213 is not output.
      P3107-213 is output.

    5. Turn the power switch off.


    P3107-213 is output.

    REPLACE HYBRID VEHICLE CONTROL ECU ASSEMBLY Click here

    P3107-213 is not output.

  5. CHECK FOR INTERMITTENT PROBLEMS

    Click here

    Result
    Proceed to
    OK
    NG

    OK

    REPLACE HYBRID VEHICLE CONTROL ECU ASSEMBLY Click here

    NG

    REPAIR OR REPLACE MALFUNCTIONING PARTS, COMPONENT AND AREA

  6. CHECK AIRBAG ECU ASSEMBLY


    1. Disconnect the O50 airbag ECU assembly connector.

    2. A01OD8FC22
      *a

      Component without harness connected

      (Airbag ECU Assembly)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      O50-14 (GSW2) - O50-25 (E1) Power switch off 10 kΩ or higher

    3. Reconnect the O50 airbag ECU assembly connector.

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE AIRBAG ECU ASSEMBLY Click here

    OK

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


    1. Disconnect the O142 hybrid vehicle control ECU assembly connector.

    2. Disconnect the O50 airbag ECU assembly connector.

    3. A01OB7VC37
      *a

      Rear view of wire harness connector

      (to Hybrid Vehicle Control ECU Assembly)
      *b

      Rear view of wire harness connector

      (to Airbag ECU Assembly)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      O142-14 (ABFS) or O50-14 (GSW2) - Body ground and other terminals Power switch off 10 kΩ or higher

    4. Reconnect the O50 airbag ECU assembly connector.

    5. Reconnect the O142 hybrid vehicle control ECU assembly connector.

      Result
      Proceed to
      OK
      NG

    OK

    REPLACE HYBRID VEHICLE CONTROL ECU ASSEMBLY Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR