POWER STEERING SYSTEM, Diagnostic DTC:C1582

DTC Code DTC Name
C1582 Assist Map Number Mismatch

DESCRIPTION

When an incorrect skid control ECU is installed after the assist map has been recorded in the power steering ECU, then DTC C1582 is stored because the data does not match the vehicle specifications.

DTC No. DTC Detection Condition Trouble Area
C1582 Assist map number mismatch

  • Power steering ECU

  • CAN communication system

  • Power management control ECU

INSPECTION PROCEDURE

Note

If the power steering ECU has been replaced with a new one, perform the rotation angle sensor value initialization and torque sensor zero point calibration Click here.

PROCEDURE


  1. CHECK FOR DTC (CAN COMMUNICATION SYSTEM)


    1. Using the intelligent tester, check for DTCs and confirm that there are no problems in the CAN communication system Click here.

      OK
      DTC is not output.

    NG

    GO TO CAN COMMUNICATION SYSTEM Click here

    OK

  2. CHECK POWER MANAGEMENT CONTROL ECU


    1. Check if a power management control ECU that complies with the vehicle specifications is installed.

      OK
      The power management control ECU that complies with vehicle specifications is installed.

    NG

    REPLACE POWER MANAGEMENT CONTROL ECU Click here

    OK

    REPLACE POWER STEERING ECU Click here