ROOF SUNSHADE SYSTEM, Diagnostic DTC:B234A

DTC Code DTC Name
B234A Motor Control Relay Stuck ON (Fr Shade)

DESCRIPTION

This DTC will be stored if the operation of the front roof sunshade is suspended and a pulse input of 10 Hz or more is detected when the motor relay is off.

DTC No. Detection Item DTC Detection Condition Trouble Area
B234A Motor Control Relay Stuck ON (Fr Shade) Position failure (When the sliding roof drive gear assembly (front roof sunshade ECU) enters fail-safe mode due to a problem with the gear position) Sliding roof drive gear assembly (front roof sunshade ECU)

CAUTION / NOTICE / HINT

Note


  • When the sliding roof drive gear assembly (front roof sunshade ECU) is removed and reinstalled or replaced, the sliding roof drive gear assembly (front roof sunshade ECU) must be initialized.

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  • DTC B234A is stored in the sliding roof drive gear assembly (front roof sunshade ECU).

PROCEDURE


  1. CHECK FOR DTC


    1. Clear the DTCs.

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      Body Electrical > Sliding Roof > Clear DTCs

    2. Check for DTCs.

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      Body Electrical > Sliding Roof > Trouble Codes
      OK
      DTC B234A is not output.
      Result
      Proceed to
      OK
      NG

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

    REPLACE SLIDING ROOF DRIVE GEAR ASSEMBLY (FRONT ROOF SUNSHADE ECU) Click here