CRUISE CONTROL SYSTEM, Diagnostic DTC:P0575

DTC Code DTC Name
P0575 Cruise Control Input Circuit

DESCRIPTION

This DTC indicates the internal abnormalities of the power management control ECU.

DTC No. DTC Detection Condition Trouble Area
P0575

When both of the following conditions are met:


  • STP signals input to the power management control ECU supervisory CPU and control ECU are different for 0.15 seconds or more

  • 0.4 seconds have passed after cruise cancel input signal (STP input) is input to the power management control ECU

 Power management control ECU

Tech Tips

The power management control ECU receives signals from each sensor to control all functions of the cruise control system. When a trouble code is detected, the fail-safe function activates and remains on until the power switch is turned off.

INSPECTION PROCEDURE

PROCEDURE


  1. READ OUTPUT DTC (P0575)


    1. Connect the intelligent tester to the DLC3.

    2. Turn the power switch on (IG).

    3. Turn the tester on.

    4. Clear the DTC Click here.

    5. 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 of 40 km/h (25 mph) or more.

      2. Turn the cruise control main switch on.

    6. Enter the following menus: Powertrain / Cruise Control / DTC.

    7. Read the DTCs.

      Result
      Result Proceed to
      DTC is not output A
      DTC P0575 is output (for LHD) B
      DTC P0575 is output (for RHD) C

    B

    REPLACE POWER MANAGEMENT CONTROL ECU (for LHD) Click here

    C

    REPLACE POWER MANAGEMENT CONTROL ECU (for RHD) Click here

    A

    USE SIMULATION METHOD TO CHECK Click here