Invalid Data Received from Acceleration Sensor

BRAKE CONTROL: ELECTRONICALLY CONTROLLED BRAKE SYSTEM: C1442/44,C1443/34: Invalid Data Received from Acceleration Sensor

DTC C1442/44 - Invalid Data Received from Acceleration Sensor

DTC C1443/34 - 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 sensor has a built-in acceleration sensor and detects the vehicle condition.






INSPECTION PROCEDURE
NOTICE:
When replacing the yaw rate and acceleration sensor, perform zero point calibration Programming and Relearning.

PROCEDURE

1. CHECK DTC
(a) Clear the DTC Reading and Clearing Diagnostic Trouble Codes.
(b) Turn the power switch ON (READY).
(c) Engine running for 60 seconds, and then power switch off.
(d) Check if the same DTC is recorded Reading and Clearing Diagnostic Trouble Codes.
Result:






B -- CHECK FOR INTERMITTENT PROBLEMS
A -- REPLACE YAW RATE AND ACCELERATION SENSOR