C0229 BUICK Simultaneous Dropout Of Front Wheel Speed Sensors

Possible causes
– Faulty Front Speed Sensor
– Front Speed Sensor harness is open or shorted
– Front Speed Sensor circuit poor electrical connection
– Faulty EBCM
Symptoms
– ABS Warning Light ON
C0229 BUICK OBD Code Description

As the wheel spins, the wheel speed sensor produces an Alternating Current (AC) signal. The Electronic Brake Control Module (EBCM) uses the frequency of the AC signal to calculate the wheel speed.