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

Either 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

CAUTION / NOTICE / HINT

Note:

Before replacing the ECM, refer to Service Bulletin.

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 system 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 for DTCs.

      Click here

      Powertrain > Cruise Control > Trouble Codes

    Result

    Result

    Proceed to

    DTC is not output

    A

    DTC is output

    B
    A

    USE SIMULATION METHOD TO CHECK

    Click here

    B

    REPLACE ECM

    for 1NR-FE:Click here

    for 1ZR-FAE:Click here

    for 1ZR-FE:Click here

    for 2ZR-FE:Click here