SIMPLE INTELLIGENT PARKING ASSIST SYSTEM, Diagnostic DTC:U0301 and U0322

DTC Code DTC Name
U0301 Software Incompatibility With ECM/PCM
U0322 Software Incompatibility With Body Control Module

DESCRIPTION

  • DTC U0301 is stored when the clearance warning ECU assembly judges, as a result of its self check, that the vehicle information received from the ECM via CAN communication and the vehicle information stored in the clearance warning ECU assembly do not match.

  • DTC U0322 is stored when the clearance warning ECU assembly judges, as a result of its self check, that the vehicle information received from the main body ECU (multiplex network body ECU) via CAN communication and the vehicle information stored in the clearance warning ECU assembly do not match.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

U0301

Software Incompatibility With ECM/PCM

Vehicle information unmatched between the ECM and clearance warning ECU assembly

  • Initialization

  • Clearance warning ECU assembly

U0322

Software Incompatibility With Body Control Module

Vehicle information unmatched between the main body ECU (multiplex network body ECU) and clearance warning ECU assembly

  • Initialization

  • Clearance warning ECU assembly

CAUTION / NOTICE / HINT

Note:

Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization may be needed. Refer to Initialization.

Click here

PROCEDURE

  1. PERFORM INITIALIZATION

    1. Perform the initialization (initialize simple intelligent parking assist system) to register the vehicle information into the clearance warning ECU assembly.

      Click here

    Result

    Proceed to

    NEXT
    NEXT

  2. CHECK DTC OUTPUT

    1. Clear the DTCs.

      Click here

      Body Electrical > Clearance Sonar / Simple-IPA. > Clear DTCs

    2. Recheck for DTCs and check if the same DTC is output again.

      Body Electrical > Clearance Sonar / Simple-IPA. > Trouble Codes

      OK

      No DTCs are output.

      Tip:

      • If DTC U0301 or U0322 is output, perform the procedure to make the clearance warning ECU assembly to register the vehicle information again.

      • If DTC U0301 or U0322 is still output after performing the procedure to make the clearance warning ECU assembly register the vehicle information 3 times, replace the clearance warning ECU assembly.

    Result

    Proceed to

    OK

    NG
    OK

    END (INITIALIZATION HAS NOT BEEN PERFORMED)

    NG

    REPLACE CLEARANCE WARNING ECU ASSEMBLY

    for Hatchback LHD, Wagon LHD:Click here

    for Hatchback RHD, Wagon RHD:Click here

    for Sedan:Click hereClick here