CRUISE CONTROL SYSTEM(except 1ND-TV, 8NR-FTS), Diagnostic DTC:P0575

DTC Code DTC Name
P0575 Cruise Control Input Circuit

DESCRIPTION

This DTC indicates an abnormality in the ECM.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

P0575

Cruise Control Input Circuit

When both of the following conditions are met:

  • STP signals input to the ECM supervisory CPU and control ECU are different for 0.15 sec. or more

  • 0.4 sec. have passed after cruise cancel input signal (STP input) is input to the ECM

ECM
Tip:

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

PROCEDURE

  1. CHECK FOR DTCs

    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the GTS on.

    4. Clear the DTCs.

      Click here

      Powertrain > Cruise Control > Clear DTCs

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

      Tip:

      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 switch (ON-OFF button).

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

    6. Check the DTCs.

      Click here

      Powertrain > Cruise Control > Trouble Codes

      Result

      Result

      Proceed to

      DTC is not output

      A

      DTC is output (for 1NR-FE)

      B

      DTC is output (for 1ZR-FAE)

      C

      DTC is output (for 1AD-FTV)

      D
    A

    USE SIMULATION METHOD TO CHECK

    Click here

    B

    REPLACE ECM

    Click here

    C

    REPLACE ECM

    Click here

    D

    REPLACE ECM

    Click here