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HYBRID CONTROL SYSTEM, Diagnostic DTC:P3107-215

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

Refer to the description for DTC P3107-213 (Click here).

DTC No. INF Code DTC Detection Condition Trouble Area
P3107 215 Abnormal communication signal

  • Wire harness or connector

  • Airbag sensor assembly

  • Power management control ECU
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WIRING DIAGRAM

Refer to the wiring diagram for DTC P0AE6-225 (Click here).

Refer to the wiring diagram for DTC P3107-213 (Click here).

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PROCEDURE


  1. Click here

    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.

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

    5. Turn the power switch off.


  2. Click here

    CLEAR DTC


    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. Clear the DTCs and freeze frame data.

    5. Turn the power switch off.


  3. Click here

    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.

      Result
      Result Proceed to
      P3107-215 is not output. A
      P3107-215 is output again. B

    5. Turn the power switch off.


  4. Click here

    CHECK FOR INTERMITTENT PROBLEMS

    (Click here)


    • OK

      REPLACE AIRBAG SENSOR ASSEMBLY (Click here)

    • NG

      REPAIR OR REPLACE MALFUNCTIONING PARTS, COMPONENT AND AREA

  5. Click here

    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. A0006A2E03

      Measure the waveform.

      Item Contents
      Terminal H36-14 (GSW2) - H36-25 (E1)
      Equipment Setting 5V/DIV., 500ms/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
      Table 1. Text in Illustration
      *a

      Component with harness connected

      (Airbag Sensor Assembly)

    4. Turn the power switch off.


  6. Click here

    CHECK CONNECTOR CONNECTION CONDITION (POWER MANAGEMENT CONTROL ECU CONNECTOR)


    1. A0009DG

      Check the connector connections and contact pressure of the relevant terminals for the power management control ECU connectors (Click here).

      OK
      The connectors are connected securely and there are no contact pressure problems.

  7. Click here

    CHECK CONNECTOR CONNECTION CONDITION (AIRBAG SENSOR ASSEMBLY CONNECTOR)


    1. A0008XTE05

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

      Table 2. Text in Illustration
      *a

      Component with harness connected

      (Airbag Sensor Assembly)
      OK
      The connectors are connected securely and there are no contact pressure problems.

  8. Click here

    CHECK HARNESS AND CONNECTOR (+B SHORT)


    1. A0005E3E06

      Remove the PM IGCT fuse from the No. 2 engine room relay block.

      Table 3. Text in Illustration
      *1 No. 2 Engine Room Relay Block
      *2 PM IGCT Fuse
    2. A0004BTE02

      Remove the AM2 fuse and ECU-IG2 NO. 3 fuse from the engine room relay block and junction block assembly.

      Table 4. Text in Illustration
      *1 Engine Room Relay Block and Junction Block Assembly
      *2 AM2 Fuse
      *3 ECU-IG2 NO. 3 Fuse
    3. A0004CUE02

      Disconnect the H36 airbag sensor assembly connector.

      Table 5. Text in Illustration
      *a

      Component without harness connected

      (Airbag Sensor Assembly)
    4. A000563E01

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      H1-29 (ABFS) - A31-2 (+B2) Power switch off 10 kΩ or higher
      H1-29 (ABFS) - A33-5 (+B1) Power switch off 10 kΩ or higher
      H1-29 (ABFS) - H1-1 (AM22) Power switch off 10 kΩ or higher
      H1-29 (ABFS) - H2-7 (AM21) Power switch off 10 kΩ or higher
      H1-29 (ABFS) - A33-6 (MREL) Power switch off 10 kΩ or higher
      H1-29 (ABFS) - A33-1 (IG2) Power switch off 10 kΩ or higher
      H1-29 (ABFS) - H2-1 (ACCD) Power switch off 10 kΩ or higher
      H1-29 (ABFS) - H2-2 (IG1D) Power switch off 10 kΩ or higher
      H1-29 (ABFS) - A33-2 (IG2D) Power switch off 10 kΩ or higher
      H1-29 (ABFS) - H1-14 (SPDI) Power switch off 10 kΩ or higher
      H1-29 (ABFS) - A31-16 (GI) Power switch off 10 kΩ or higher
      Table 6. Text in Illustration
      *a

      Component with harness connected

      (Power Management Control ECU)

    5. Reconnect the H36 airbag sensor assembly connector.

    6. Install the PM IGCT fuse, AM2 fuse and ECU-IG2 NO. 3 fuse.


  9. Click here

    CHECK HARNESS AND CONNECTOR (POWER MANAGEMENT CONTROL ECU - AIRBAG SENSOR ASSEMBLY)


    1. Disconnect the H1 power management control ECU connector.

    2. Disconnect the H36 airbag sensor assembly connector.

    3. A0004I4E04

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

      Standard Resistance (Check for Open)
      Tester Connection Condition Specified Condition
      H1-29 (ABFS) - H36-14 (GSW2) Power switch off Below 1 Ω
      Standard Resistance (Check for Short)
      Tester Connection Condition Specified Condition
      H1-29 (ABFS) or H36-14 (GSW2) - Body ground and other terminals Power switch off 10 kΩ or higher
      Table 7. Text in Illustration
      *a

      Rear view of wire harness connector

      (to Power Management Control ECU)
      *b

      Rear view of wire harness connector

      (to Airbag Sensor Assembly)
      Tip:

      As necessary, check that there is no short to power supply wires when performing the above wire harness inspection.

    4. Reconnect the H36 airbag sensor assembly connector.

    5. Reconnect the H1 power management control ECU connector.


    • OK

      REPLACE AIRBAG SENSOR ASSEMBLY (Click here)

    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  10. Click here

    CHECK HARNESS AND CONNECTOR (SHORT TO POWER SUPPLY WIRES)


    1. A0005E3E06

      Remove the PM IGCT fuse from the No. 2 engine room relay block.

      Table 8. Text in Illustration
      *1 No. 2 Engine Room Relay Block
      *2 PM IGCT Fuse
    2. A0004BTE02

      Remove the AM2 fuse and ECU-IG2 NO. 3 fuse from the engine room relay block and junction block assembly.

      Table 9. Text in Illustration
      *1 Engine Room Relay Block and Junction Block Assembly
      *2 AM2 Fuse
      *2 ECU-IG2 NO. 3 Fuse
    3. A0004CUE02

      Disconnect the H36 airbag sensor assembly connector.

      Table 10. Text in Illustration
      *a

      Component without harness connected

      (Airbag Sensor Assembly)

    4. Disconnect the A31, A33, H1 and H2 power management control ECU connectors.

    5. A0007ZWE02

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      H1-29 (ABFS) - A31-2 (+B2) Power switch off 10 kΩ or higher
      H1-29 (ABFS) - A33-5 (+B1) Power switch off 10 kΩ or higher
      H1-29 (ABFS) - H1-1 (AM22) Power switch off 10 kΩ or higher
      H1-29 (ABFS) - H2-7 (AM21) Power switch off 10 kΩ or higher
      H1-29 (ABFS) - A33-6 (MREL) Power switch off 10 kΩ or higher
      H1-29 (ABFS) - A33-1 (IG2) Power switch off 10 kΩ or higher
      H1-29 (ABFS) - H2-1 (ACCD) Power switch off 10 kΩ or higher
      H1-29 (ABFS) - H2-2 (IG1D) Power switch off 10 kΩ or higher
      H1-29 (ABFS) - A33-2 (IG2D) Power switch off 10 kΩ or higher
      H1-29 (ABFS) - H1-14 (SPDI) Power switch off 10 kΩ or higher
      H1-29 (ABFS) - A31-16 (GI) Power switch off 10 kΩ or higher
      Table 11. Text in Illustration
      *a

      Rear view of wire harness connector

      (to Power Management Control ECU)

    6. Reconnect the A31, A33, H1 and H2 power management control ECU connectors.

    7. Reconnect the H36 airbag sensor assembly connector.

    8. Install the PM IGCT fuse, AM2 fuse and ECU-IG2 NO. 3 fuse.


    • OK

      REPLACE POWER MANAGEMENT CONTROL ECU (Click here)

    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR