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DTC B1128

DTC B1128  : Driver's door lock switch malfunction

NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A .
DTC Description DTC
B1128 Driver's door lock switch malfunction  

DTC (Door Multiplex Control Unit)

  1. Problem verification

    -1. Clear the DTCs with the HDS.

    -2. Lock and unlock the door with the driver's door lock switch.

    -3. Check for DTCs with the HDS.

    DTC Description DTC
    B1128 Driver's door lock switch malfunction  

    Is DTC B1128 indicated?

    YES 

    Replace the power window master switch .

    NO 

    Intermittent failure, the system is OK at this time.