Dtc C1442 Invalid Data Received From Acceleration Sensor


DESCRIPTION

INSPECTION PROCEDURE

CHECK DTC

DTC C1442 Invalid Data Received from Acceleration Sensor

DTC C1443 Invalid Data Received from Yaw Rate Sensor


DESCRIPTION

The skid control ECU receives signals from the yaw rate and acceleration sensor via the CAN communication system.
The yaw rate and acceleration sensor has a built-in acceleration sensor and detects the vehicle condition.

DTC Code
DTC Detection Condition
Trouble Area
C1442
An invalid data signal is transmitted continuously from the acceleration sensor for 10 seconds or more.
Yaw rate and acceleration sensor
C1443
An invalid data signal is transmitted continuously from the yaw rate and acceleration sensor for 10 seconds or more.
Yaw rate and acceleration sensor

INSPECTION PROCEDURE

NOTICE:
When replacing the yaw rate and acceleration sensor, perform calibration (LandCruiser RM00000452J00ZX.html).
1.CHECK DTC

  1. Turn the ignition switch off.

  1. Clear the DTCs (LandCruiser RM0000046KV016X.html).

  1. Start the engine and idle it for 60 seconds, and then stop the engine.

  1. Check if the same DTC is output (LandCruiser RM0000046KV016X.html).

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



B
USE SIMULATION METHOD TO CHECK (LandCruiser RM000003YMJ00XX.html)
A

REPLACE YAW RATE AND ACCELERATION SENSOR (LandCruiser RM000000SS507KX.html)