Vehicle Stability Control System

BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM: C1442/44,C1443/34: Invalid Data Received from Acceleration 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 Vehicle Stability Control System.

PROCEDURE

1. CHECK DTC

(a) Clear the DTCs Vehicle Stability Control System.

(b) Start and idle the engine for 60 seconds, and then stop the engine.

(c) Check if the same DTC is recorded Vehicle Stability Control System.

Result:





B -- CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION) Diagnosis System

A -- REPLACE YAW RATE AND ACCELERATION SENSOR