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 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

Does not come on

Master Warning Light:

Comes on
Table 1. 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

Tip:

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)

    w/ Occupant Classification System:Click here

    w/o Occupant Classification 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. A258640C33

      *a

      Component with harness connected

      (Airbag ECU Assembly)

      Measure the waveform.

      Item

      Contents

      Terminal

      G92-14 (GSW2) - G92-25 (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 ASSEMBLYClick here

    The waveform appears as shown in the illustration.

  3. CLEAR DTC

    Click here

    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

    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

    Click here

    NG

    REPAIR OR REPLACE MALFUNCTIONING PARTS, COMPONENT AND AREA

  6. CHECK AIRBAG ECU ASSEMBLY

    1. Disconnect the G92 airbag ECU assembly connector.

    2. A256535C28

      *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

      G92-14 (GSW2) - G92-25 (E1)

      Power switch off

      10 kΩ or higher

    3. Reconnect the G92 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 - AIRBAG ECU ASSEMBLY)

    1. Disconnect the G194 hybrid vehicle control ECU connector.

    2. Disconnect the G92 airbag ECU assembly connector.

    3. C257177C48

      *a

      Rear view of wire harness connector

      (to Hybrid Vehicle Control ECU)

      *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

      G194-14 (ABFS) or G92-14 (GSW2) - Body ground and other terminals

      Power switch off

      10 kΩ or higher

    4. Reconnect the G92 airbag ECU assembly connector.

    5. Reconnect the G194 hybrid vehicle control ECU connector.

    Result

    Proceed to

    OK

    NG
    OK

    REPLACE HYBRID VEHICLE CONTROL ECU

    Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR