DTC    P1572    Improper Aiming of Radar Sensor Beam Axis

for Preparation Click here


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
ECU detects that millimeter wave radar sensor beam axis is in incorrect position (0.15 sec. or more) while dynamic radar cruise control is in operation
Millimeter wave radar sensor

HINT:
If the beam axis deviates to the distance 4.0 to 6.0 m (13 to 20 ft), upper / lower side + / - 2° or more and / or the right / left side + / - 4° or more, this DTC is detected.


INSPECTION PROCEDURE

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

1.ADJUST MILLIMETER WAVE RADAR SENSOR
Refer to adjustment (Click here).

HINT:
It is necessary to make the ECM recognize specification information (whether the vehicle is equipped with the dynamic radar or not). If this procedure has not been carried out, this DTC may be output.

  1. Clear the DTC and then recheck for DTCs.

    OK:
    DTC is not output



NG
REPLACE MILLIMETER WAVE RADAR SENSOR
OK

SYSTEM OK