Dtc C1A46 Yaw Rate Sensor


DESCRIPTION

INSPECTION PROCEDURE

CHECK FOR DTC (VEHICLE STABILITY CONTROL SYSTEM)

CHECK FOR DTC

DTC C1A46 Yaw Rate Sensor


DESCRIPTION

The skid control ECU receives vehicle stability signals from the yaw rate sensor and sends the signals to the driving support ECU and ECM. If the skid control ECU detects that the yaw rate sensor is malfunctioning, the skid control ECU and yaw rate sensor send a malfunction signal to the driving support ECU which stores DTC C1A46.

DTC Code
DTC Detection Condition
Trouble Area
C1A46
While the vehicle speed is 5 km/h (3 mph) or more, a malfunction signal from the skid control ECU and yaw rate sensor is detected for 1 second.
  1. Vehicle stability control system
  2. Driving support ECU

INSPECTION PROCEDURE

1.CHECK FOR DTC (VEHICLE STABILITY CONTROL SYSTEM)

  1. Check for DTCs (LandCruiser RM0000046KV016X.html).

    OK:
    Vehicle stability control system DTCs are not output.


NG
GO TO VEHICLE STABILITY CONTROL SYSTEM (LandCruiser RM0000045Z601DX.html)
OK


2.CHECK FOR DTC

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

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

    OK:
    DTC C1A46 is not output.


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

USE SIMULATION METHOD TO CHECK (LandCruiser RM000003YMJ00XX.html)