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Home >> Fiat >> 2021 >> 500X Sport >> Repair and Diagnosis >> Brakes >> Anti-Lock Brakes >> Antilock Brake System (Abs) - DTCS C1251-86 To U1990-83 >> DTC Troubleshooting >> C1400-13-Electric Park Brake Switch - Circuit Open >> Possible Causes

Possible Causes

Possible Causes
ELECTRIC PARKING BRAKE (EPB) SWITCH/CONNECTOR/TERMINAL DAMAGE
IGNITION RUN/START OUTPUT CIRCUIT OPEN
GROUND CIRCUIT OPEN
EPB SWITCH POSITION 1 SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE
EPB SWITCH POSITION 2 SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE
EPB SWITCH POSITION 3 SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE
EPB SWITCH POSITION 4 SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE
EPB SWITCH POSITION 5 SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE
EPB SWITCH POSITION 6 SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE
ELECTRIC PARKING BRAKE (EPB) SWITCH
ANTI-LOCK BRAKE SYSTEM (ABS) MODULE

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