General Information

C1112 Sensor source voltage

General Information

Component Location





General Description

The HECU supplies operating voltage to the Steering Angle Senor (12 V), Yaw rate & Lateral G sensor (12 V), and the G sensor (5 V).
The HECU monitors the supply voltage to each sensor.
If supply voltage is out of specified range ABS/ESC warning lamps are turned on and ABS/ESC controls are inhibited.

DTC Description

A failure is detected if the voltage supplied to each sensor is outside the specified range for more than the specified minimum fault duration.

DTC Detecting Condition





Diagnostic Circuit Diagram