CRUISE CONTROL SYSTEM(for 8AR-FTS), Diagnostic DTC:P057504, P057549

DTC Code DTC Name
P057504 Cruise Control System Internal Failure
P057549 Cruise Control Internal Electronic Failure

DESCRIPTION

This is output when the ECM detects malfunctions in the internal circuit.

DTC No. Detection Item DTC Detection Condition Trouble Area Note
P057504 Cruise Control System Internal Failure

Vehicle Condition: Cruise control in operation

Malfunction Status: ECM internal cancel circuit malfunction

 ECM SAE: P0575
P057549 Cruise Control Internal Electronic Failure

Vehicle Condition: Cruise control in operation

Malfunction Status: ECM internal cancel circuit malfunction

 ECM SAE: P0575

PROCEDURE


  1. CHECK FOR DTCs


    1. Clear the DTCs.

      Click here


      Powertrain > Cruise Control > Clear DTCs

    2. Perform the following to make sure that the DTC detection conditions are met.

      Tech Tips

      If the detection conditions are not met, the malfunction cannot be detected.


      1. Drive the vehicle at a speed for which cruise control operation is possible.

      2. Turn the cruise control system on using the cruise control main switch (ON/OFF).

      3. Push the cruise control main switch to -SET to begin control of vehicle speed using the cruise control system.

    3. Check the DTCs.

      Click here


      Powertrain > Cruise Control > Trouble Codes
      Result
      Result Proceed to
      DTC P057504 and P057549 are not output A
      DTC P057504 or P057549 is output B

    A

    USE SIMULATION METHOD TO CHECK Click here

    B

    REPLACE ECM Click here