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. INF Code DTC Detection Condition Trouble Area
P3107 215 Abnormal communication signal

  • Wire harness or connector

  • Airbag sensor assembly

  • Power management control ECU

WIRING DIAGRAM

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

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

INSPECTION PROCEDURE

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 if DTCs are output.

      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

    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. Clear DTCs and freeze frame data.

    5. Turn the power switch off.

    NEXT

  3. 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 if DTCs are output.

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

    5. Turn the power switch off.

    B

    Click here

    A

  4. CHECK FOR INTERMITTENT PROBLEMS

    Click here

    NG

    REPAIR OR REPLACE MALFUNCTIONING PARTS, COMPONENT AND AREA

    OK

    REPLACE AIRBAG SENSOR ASSEMBLY Click here

  5. 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.

      A011WQHE01
      Item Contents
      Terminal I47-14 (GSW2) - I47-25 (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
      Text in Illustration
      *a

      Component with harness connected

      (Airbag Sensor Assembly)

    4. Turn the power switch off.

    B

    Click here

    A

    REPLACE POWER MANAGEMENT CONTROL ECU Click here

  6. CHECK CONNECTOR CONNECTION CONDITION (POWER MANAGEMENT CONTROL ECU CONNECTOR)

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

      A011X3A
      OK
      The connectors are connected securely and there are no contact pressure problems.
    NG

    CONNECT SECURELY

    OK

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

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

      A011XVKE01
      Text in Illustration
      *a

      Component with harness connected

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

    CONNECT SECURELY

    OK

  8. CHECK HARNESS AND CONNECTOR (+B SHORT)

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

      A011XBSE01
      Text in Illustration
      *1 No. 2 Engine Room Relay Block
      *2 PM IGCT Fuse

    2. Remove the AM2 fuse from the engine room relay block and junction block assembly.

      A011YJEE01
      Text in Illustration
      *1 Engine Room Relay Block and Junction Block Assembly
      *2 AM2 Fuse

    3. Remove the ECU-IG2 NO. 1 fuse from the instrument panel junction block assembly.

      A011X0DE01
      Text in Illustration
      *1 Instrument Panel Junction Block Assembly
      *2 ECU-IG2 NO. 1 Fuse

    4. Disconnect connector I47 from the airbag sensor assembly.

      A011W4YE02
      Text in Illustration
      *a

      Component without harness connected

      (Airbag Sensor Assembly)

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

      A011YMUE20
      Standard Resistance
      Tester Connection Switch Condition Specified Condition
      I3-29 (ABFS) - A38-2 (+B2) Power switch off 10 kΩ or higher
      I3-29 (ABFS) - A39-5 (+B1) Power switch off 10 kΩ or higher
      I3-29 (ABFS) - I3-1 (AM22) Power switch off 10 kΩ or higher
      I3-29 (ABFS) - I4-7 (AM21) Power switch off 10 kΩ or higher
      I3-29 (ABFS) - A39-6 (MREL) Power switch off 10 kΩ or higher
      I3-29 (ABFS) - A39-1 (IG2) Power switch off 10 kΩ or higher
      I3-29 (ABFS) - I4-1 (ACCD) Power switch off 10 kΩ or higher
      I3-29 (ABFS) - I4-2 (IG1D) Power switch off 10 kΩ or higher
      I3-29 (ABFS) - A39-2 (IG2D) Power switch off 10 kΩ or higher
      I3-29 (ABFS) - I3-14 (SPDI) Power switch off 10 kΩ or higher
      I3-29 (ABFS) - A38-16 (GI) Power switch off 10 kΩ or higher
      Text in Illustration
      *a

      Component with harness connected

      (Power Management Control ECU)

    6. Connect the airbag sensor assembly connector.

    7. Install the PM IGCT fuse, AM2 fuse and ECU-IG2 NO. 1 fuse.

    NG

    Click here

    OK

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

    1. Disconnect connector I3 from the power management control ECU.

    2. Disconnect connector I47 from the airbag sensor assembly.

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

      A011W6EE01
      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)
      Standard Resistance (Check for Open)
      Tester Connection Switch Condition Specified Condition
      I3-29 (ABFS) - I47-14 (GSW2) Power switch off Below 1 Ω
      Standard Resistance (Check for Short)
      Tester Connection Switch Condition Specified Condition
      I3-29 (ABFS) or I47-14 (GSW2) - Body ground and other terminals Power switch off 10 kΩ or higher

      Tech Tips

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

    4. Connect the airbag sensor assembly connector.

    5. Connect the power management control ECU connector.

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

    REPLACE AIRBAG SENSOR ASSEMBLY Click here

  10. CHECK HARNESS AND CONNECTOR (SHORT TO POWER SUPPLY WIRES)

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

      A011XBSE01
      Text in Illustration
      *1 No. 2 Engine Room Relay Block
      *2 PM IGCT Fuse

    2. Remove the AM2 fuse from the engine room relay block and junction block assembly.

      A011YJEE01
      Text in Illustration
      *1 Engine Room Relay Block and Junction Block Assembly
      *2 AM2 Fuse

    3. Remove the ECU-IG2 NO. 1 fuse from the instrument panel junction block assembly.

      A011X0DE01
      Text in Illustration
      *1 Instrument Panel Junction Block Assembly
      *2 ECU-IG2 NO. 1 Fuse

    4. Disconnect connector I47 from the airbag sensor assembly.

      A011W4YE02
      Text in Illustration
      *a

      Component without harness connected

      (Airbag Sensor Assembly)

    5. Disconnect all the connectors from the power management control ECU.

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

      A011YNPE46
      Standard Resistance
      Tester Connection Switch Condition Specified Condition
      I3-29 (ABFS) - A38-2 (+B2) Power switch off 10 kΩ or higher
      I3-29 (ABFS) - A39-5 (+B1) Power switch off 10 kΩ or higher
      I3-29 (ABFS) - I3-1 (AM22) Power switch off 10 kΩ or higher
      I3-29 (ABFS) - I4-7 (AM21) Power switch off 10 kΩ or higher
      I3-29 (ABFS) - A39-6 (MREL) Power switch off 10 kΩ or higher
      I3-29 (ABFS) - A39-1 (IG2) Power switch off 10 kΩ or higher
      I3-29 (ABFS) - I4-1 (ACCD) Power switch off 10 kΩ or higher
      I3-29 (ABFS) - I4-2 (IG1D) Power switch off 10 kΩ or higher
      I3-29 (ABFS) - A39-2 (IG2D) Power switch off 10 kΩ or higher
      I3-29 (ABFS) - I3-14 (SPDI) Power switch off 10 kΩ or higher
      I3-29 (ABFS) - A38-16 (GI) Power switch off 10 kΩ or higher
      Text in Illustration
      *a

      Rear view of wire harness connector

      (to Power Management Control ECU)

    7. Connect the power management control ECU connectors.

    8. Connect the airbag sensor assembly connector.

    9. Install the PM IGCT fuse, AM2 fuse and ECU-IG2 NO. 1 fuse.

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

    REPLACE POWER MANAGEMENT CONTROL ECU Click here