POWER BACK DOOR SYSTEM, Diagnostic DTC:B222B

DTC Code DTC Name
B222B PBD Touch Sensor RH Circuit

DESCRIPTION

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

DTC No. Detection Item DTC Detection Condition Trouble Area
B222B PBD Touch Sensor RH Circuit Multiplex network door ECU detects power back door sensor assembly RH touch sensor malfunction

  • Multiplex network door ECU

  • Power back door sensor assembly RH

  • Harness or connector

WIRING DIAGRAM

B0059P0E06
*a Power Back Door Sensor Assembly RH
*b Multiplex Network Door ECU

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
      OK
      DTC B222B is not output
      Result
      Proceed to
      OK
      NG

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

  2. READ VALUE USING GTS


    1. Read the Data List according to the display on the GTS.

      Click here


      Body Electrical > Back Door > Data List
      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      PBD Touch Sensor (Right) Power back door sensor assembly RH signal ON, OFF or Open

      ON: Power back door sensor assembly RH pressed

      OFF: Power back door sensor assembly RH not pressed

      Open: Power back door sensor assembly RH circuit open

      		 -

      Body Electrical > Back Door > Data List
      Tester Display
      PBD Touch Sensor (Right)
      Result
      Result Proceed to
      On the GTS screen, ON or OFF is displayed accordingly A
      On the GTS screen, ON or OFF is not displayed accordingly or Open is displayed for power back door sensor assembly RH B

    A

    REPLACE MULTIPLEX NETWORK DOOR ECU Click here

    B

  3. INSPECT POWER BACK DOOR SENSOR ASSEMBLY RH


    1. Remove the power back door sensor assembly RH.

      Click here

    2. Inspect the power back door sensor assembly RH.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE POWER BACK DOOR SENSOR ASSEMBLY RH Click here

    OK

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


    1. Disconnect the Y25 multiplex network door ECU connector.

    2. Disconnect the Y8 power back door sensor assembly RH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      Y25-6 (OSR) - Y8-1 (OSR) Always Below 1 Ω
      Y25-24 (OSE) - Y8-2 (OSRE) Always Below 1 Ω
      Y25-6 (OSR) or Y8-1 (OSR) - Body ground Always 10 kΩ or higher
      Y25-24 (OSE) or Y8-2 (OSRE) - 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