HYBRID CONTROL SYSTEM, Diagnostic DTC:U0424-537

DTC Code DTC Name
U0424-537 Invalid Data Received from HVAC Control Module

DESCRIPTION

If there is a malfunction in the air conditioning amplifier assembly, DTC U0424-537 will be stored.

DTC No. INF Code DTC Detection Condition Trouble Area
U0424 537 Air conditioning amplifier assembly malfunction Air conditioning amplifier assembly

PROCEDURE


  1. CHECK DTC OUTPUT (A/C)


    1. Connect the intelligent tester to the DLC3.

    2. Turn the power switch on (IG).

    3. Select the following menu items: Body Electrical / Air Conditioner / Trouble Codes.

    4. Check if DTCs related to the air conditioning system (A/C) are output.

      Result
      Result Proceed to
      DTCs related to A/C are not output. A
      DTCs related to A/C are output. B

    A

    REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY Click here

    B

    GO TO AIR CONDITIONING SYSTEM Click here