Dtc C1A01 Driving Support Ecu


DESCRIPTION

INSPECTION PROCEDURE

CHECK FOR DTC

DTC C1A01 Driving Support ECU


DESCRIPTION

The driving support ECU uses the millimeter wave radar sensor assembly to detect obstacles in front of the vehicle. Based on this information, the driving support ECU calculates the risk of a collision and operates the pre-crash safety system when it determines that the risk is high.

DTC Code
DTC Detection Condition
Trouble Area
C1A01
While the initial check is running, the ignition switch is ON and the pre-crash safety system is operating, the driving support ECU detects an internal malfunction for 1 second.
Driving support ECU

INSPECTION PROCEDURE

1.CHECK FOR DTC

  1. Clear the DTCs (LandCruiser RM0000043K500GX.html).

  1. Check for DTCs (LandCruiser RM0000043K500GX.html).

    OK:
    DTC C1A01 is not output.


NG
REPLACE DRIVING SUPPORT ECU (LandCruiser RM000002OJO01NX.html)
OK

USE SIMULATION METHOD TO CHECK (LandCruiser RM000003YMJ00XX.html)