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Home >> Toyota >> 2024 >> Corolla LE >> Repair and Diagnosis >> External Pages >> Different car >> Section 359 (Hybrid Control System (Li-Ion W/ P610) - Diagnostic Codes (3 Of 4)) >> HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY with P610) >> DTC P3107-64: Lost Communication with Airbag System Control Module Signal Plausibility Failure [04/2020 - 09/2022] >> Procedure

DTC P3107-64: Lost Communication with Airbag System Control Module Signal Plausibility Failure [04/2020 - 09/2022]: Procedure

WARNING: This page is about a different car, the 2022 Toyota Corolla, 2021 Toyota Corolla, and 2020 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.
  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 for DTCs.

      Body Electrical > SRS Airbag > Trouble Codes 

      Result

      Result  Proceed to
      DTCs are not output A
      DTCs are output B
    5. Turn the power switch off.

    Result: 

    B 

    GO TO DTC CHART (AIRBAG SYSTEM). Refer to  DIAGNOSTIC TROUBLE CODE CHART [04/2020 - 06/2021]  , or refer to  DIAGNOSTIC TROUBLE CODE CHART [06/2021 - 09/2022] 

    Result: 

    A 

    See step  2

  2. CLEAR DTC 

    Refer to PROCEDURE - Step 3

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  3

  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 for DTCs.

      Powertrain > Hybrid Control > Trouble Codes 

      Result

      Result  Proceed to
      P3107-64 is not output A
      P3107-64 is output again B
    5. Turn the power switch off.

    Result: 

    B 

    See step  5

    Result: 

    A 

    See step  4

  4. CHECK FOR INTERMITTENT PROBLEMS 

    Refer to CHECK FOR INTERMITTENT PROBLEMS [04/2020 - 09/2022]

    Result

    Proceed to
    OK
    NG

    Result: 

    OK 

    REPLACE AIRBAG SENSOR ASSEMBLY. Refer to  REMOVAL [03/2019 - 09/2022] 

    Result: 

    NG 

    REPAIR OR REPLACE MALFUNCTIONING PARTS, COMPONENT AND AREA 

  5. CHECK AIRBAG SENSOR ASSEMBLY (CHECK WAVEFORM) 

    See step  2

    Result

    Result  Proceed to
    The waveform appears as shown in the illustration A
    The waveform differs from the one shown in the illustration B

    Result: 

    A 

    REPLACE HYBRID VEHICLE CONTROL ECU. Refer to  REMOVAL [04/2020 - 09/2022] 

    Result: 

    B 

    See step  6

  6. CHECK CONNECTOR CONNECTION CONDITION (HYBRID VEHICLE CONTROL ECU CONNECTOR) 

    Refer to PROCEDURE - Step 1

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    CONNECT SECURELY 

    Result: 

    OK 

    See step  7

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

    See step  7

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    CONNECT SECURELY 

    Result: 

    OK 

    See step  8

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

    See step  8

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  9

  9. CHECK HARNESS AND CONNECTOR (AIRBAG SENSOR ASSEMBLY - BODY GROUND) 

    See step  10

    Result

    Proceed to
    OK
    NG

    Result: 

    OK 

    REPLACE AIRBAG SENSOR ASSEMBLY. Refer to  REMOVAL [03/2019 - 09/2022] 

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

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