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Home >> Alfa Romeo >> 2019 >> Giulia Base, AWD >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brakes (Abs) - DTCS C0010-01 To C104A-02 >> DTC Troubleshooting >> C0031-01-Left Front Speed Sensor - General Electrical Failure >> Possible Causes

Possible Causes

Possible Causes
CONNECTOR/TERMINAL DAMAGE
LEFT FRONT WHEEL SPEED SENSOR SIGNAL CIRCUIT SHORTED TO VOLTAGE
LEFT FRONT WHEEL SPEED SENSOR SUPPLY CIRCUIT SHORTED TO VOLTAGE
LEFT FRONT WHEEL SPEED SENSOR SIGNAL CIRCUIT SHORTED TO GROUND
LEFT FRONT WHEEL SPEED SENSOR SUPPLY CIRCUIT SHORTED TO GROUND
LEFT FRONT WHEEL SPEED SENSOR SIGNAL CIRCUIT OPEN
LEFT FRONT WHEEL SPEED SENSOR SUPPLY CIRCUIT OPEN
LEFT FRONT WHEEL SPEED SENSOR SUPPLY CIRCUIT SHORTED TO THE LEFT FRONT WHEEL SPEED SENSOR SIGNAL CIRCUIT
LEFT FRONT WHEEL SPEED SENSOR
ANTI-LOCK BRAKE SYSTEM (ABS) MODULE

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  STANDARD PROCEDURE  .