DYNAMIC RADAR CRUISE CONTROL SYSTEM, Diagnostic DTC:P1572

DTC Code DTC Name
P1572 Improper Aiming of Radar Sensor Beam Axis

DESCRIPTION

This DTC is output when the scanning angle of the millimeter wave radar sensor is incorrect. This DTC is also output when the millimeter wave radar sensor beam axis is determined to be in an incorrect position.

DTC No. DTC Detection Condition Trouble Area
P1572 The ECU detects that the millimeter wave radar sensor beam axis is in an incorrect position (0.15 sec. or more) while the dynamic radar cruise control is in operation Millimeter wave radar sensor

INSPECTION PROCEDURE

Note

When the millimeter wave radar sensor is replaced with a new one, adjustment of the radar sensor beam axis must be performed Click here.

PROCEDURE


  1. ADJUST MILLIMETER WAVE RADAR SENSOR


    1. Adjust the millimeter wave radar sensor Click here.


    NEXT

  2. CHECK DTC


    1. Clear the DTCs Click here.

    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 of 50 km/h (31 mph) or more.

      2. Turn the cruise control main switch on.

    3. Check for DTCs Click here.

      Result
      Result Proceed to
      DTC is not output A
      DTC P1572 is output B

    B

    REPLACE MILLIMETER WAVE RADAR SENSOR Click here

    A

    END