INTELLIGENT PARKING ASSIST SYSTEM, Diagnostic DTC:C1662

DTC Code DTC Name
C1662 Ambient Temperature High

DESCRIPTION

This DTC is stored when the parking assist ECU judges that the temperature has increased to a point that can cause a malfunction of the parking assist ECU.

DTC No. DTC Detection Condition Trouble Area
C1662 Ambient temperature high Parking assist ECU

INSPECTION PROCEDURE

Note


  • When the "System initializing" message is displayed on the navigation ECU sub-assembly after the auxiliary battery cable has been disconnected, correct the steering angle neutral point Click here.

  • Depending on the parts that are replaced or operations that are performed during vehicle inspection or maintenance, calibration of other systems as well as the intelligent parking assist system may be needed Click here.

  • The same DTC will be stored again if the parking assist ECU is extremely hot due to high cabin temperature. Make sure that the cabin temperature is normal when performing the following procedure.

PROCEDURE


  1. CHECK DTC OUTPUT


    1. Clear the DTCs Click here.

    2. Check for DTCs Click here.

      Result
      Result Proceed to
      DTC C1662 is output A
      DTCs are not output B

      Tech Tips


      • If the DTC is not output again when rechecking for DTCs, it may have been stored due to a temporary increase in ambient temperature.

      • If DTC C1662 is output frequently, duplicate the problem symptoms and perform the inspection again, even though the DTCs are not output when rechecking for DTCs Click here.


    B

    USE SIMULATION METHOD TO CHECK Click here

    A

    REPLACE PARKING ASSIST ECU Click here