Invalid Data Received from Deceleration Sensor - Vehicle Stability Control System (for Vacuum Brake Booster)

BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM (for Vacuum Brake Booster): C1442/44,C1443/34: Invalid Data Received from Deceleration Sensor

DTC C1442/44 - Invalid Data Received from Deceleration Sensor

DTC C1443/34 - Invalid Data Received from Yaw Rate Sensor

DESCRIPTION

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






WIRING DIAGRAM





INSPECTION PROCEDURE
NOTICE: When replacing the yaw rate and deceleration sensor, perform zero point calibration Vehicle Stability Control System (for Vacuum Brake Booster).

PROCEDURE

1. CHECK DTC
(a) Turn the ignition switch off.
(b) Clear the DTC Vehicle Stability Control System (for Vacuum Brake Booster).
(c) Start and idle the engine for 60 seconds, and then stop the engine.
(d) Check if the same DTC is recorded Vehicle Stability Control System (for Vacuum Brake Booster).

Result





B -- CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION)
A -- REPLACE YAW RATE AND DECELERATION SENSOR