POWER BACK DOOR SYSTEM, Diagnostic DTC:B222A

DTC Code DTC Name
B222A PBD Touch Sensor LH Circuit

DESCRIPTION

This DTC is output when the multiplex network door ECU detects a power back door sensor assembly LH touch sensor malfunction.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

B222A

PBD Touch Sensor LH Circuit

This DTC is output when the multiplex network door ECU detects a power back door sensor assembly LH touch sensor malfunction.

  • Multiplex network door ECU

  • Power back door sensor assembly LH

  • Harness or connector

WIRING DIAGRAM

B341469E11

CAUTION / NOTICE / HINT

Note:

If the replacement, removal and installation of the multiplex network door ECU or disconnection of the connectors of the multiplex network door ECU has been performed, initialize the power back door system.

Click here

PROCEDURE

  1. CHECK FOR DTC

    1. Clear the DTCs.

      Click here

      Body Electrical > Back Door > Clear DTCs

    2. Check for DTCs.

      Click here

      Body Electrical > Back Door > Trouble Codes

    Result

    Proceed to

    DTC B222A is not output

    DTC B222A is output
    DTC B222A is not output

    USE SIMULATION METHOD TO CHECK

    Click hereClick hereClick here

    DTC B222A is output

  2. READ VALUE USING GTS

    1. Check the Data List for proper functioning of the power back door sensor assembly LH.

      Click hereClick here

      Body Electrical > Back Door > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      PBD Touch Sensor (Left)

      Power back door sensor assembly LH signal

      ON, OFF or Open

      ON: Power back door sensor assembly LH pressed

      OFF: Power back door sensor assembly LH not pressed

      Open: Power back door sensor assembly LH circuit open

      -

      Body Electrical > Back Door > Data List

      Tester Display

      PBD Touch Sensor (Left)

    Result

    Result

    Proceed to

    ON and OFF function is normal

    A

    ON and OFF function is not normal, or Open is displayed for power back door sensor assembly LH

    B
    A

    REPLACE MULTIPLEX NETWORK DOOR ECU

    Click here

    B

  3. INSPECT POWER BACK DOOR SENSOR ASSEMBLY LH

    1. Remove the power back door sensor assembly LH.

      Click here

    2. Inspect the power back door sensor assembly LH.

      Click here

    Result

    Proceed to

    OK

    NG
    NG

    REPLACE POWER BACK DOOR SENSOR ASSEMBLY LH

    Click here

    OK

  4. CHECK HARNESS AND CONNECTOR (MULTIPLEX NETWORK DOOR ECU - POWER BACK DOOR SENSOR ASSEMBLY LH)

    1. Disconnect the U29 multiplex network door ECU connector.

    2. Disconnect the U11 power back door sensor assembly LH connector.

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      U29-26 (OSL) - U11-1 (OSL)

      Always

      Below 1 Ω

      U29-24 (OSE) - U11-2 (OSLE)

      Always

      Below 1 Ω

      U29-26 (OSL) or U11-1 (OSL) - Body ground

      Always

      10 kΩ or higher

      U29-24 (OSE) or U11-2 (OSLE) - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    OK

    REPLACE MULTIPLEX NETWORK DOOR ECU

    Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR