Toyota Tundra Service Manual: Cruise Control Input Circuit (P0575)

DESCRIPTION

This DTC is stored when there is a malfunction in the ECM.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

P0575

Cruise Control Input Circuit

While the cruise control system is operating, the cruise control system control of vehicle speed is not canceled and approximately 0.4 seconds have elapsed after cruise cancel signal (STP signal) is input to the ECM.

ECM

CAUTION / NOTICE / HINT

NOTICE:

Before replacing the ECM, refer to Registration.

Click here

HINT:

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

PROCEDURE

1.

CHECK FOR DTCs (CRUISE CONTROL SYSTEM)

(a) Clear the DTCs.

Click here

(b) Perform the following to make sure that the DTC detection conditions are met.

HINT:

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 button).
  3. Push the cruise control main switch to -SET to begin control of vehicle speed using the cruise control system.
  4. Depress the brake pedal for 0.4 seconds or more.

(c) Check for DTCs.

Click here

OK:

DTC P0575 is not output.

OK

USE SIMULATION METHOD TO CHECK

NG

REPLACE ECM

    Brake Switch "A" Circuit (P0571)

    Brake System Malfunction (P1578)

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