C1442

BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM: C1442/44, C1443/34: Invalid Data Received from Acceleration Sensor
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 DTCs Reading and Clearing Diagnostic Trouble Codes.

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

(c) Check if the same DTC is recorded Reading and Clearing Diagnostic Trouble Codes.

Result





HINT
If troubleshooting has been carried out according to Problem Symptoms Table, refer back to the table and proceed to the next step Problem Symptoms Table.

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

A -- REPLACE YAW RATE AND ACCELERATION SENSOR Removal