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Home >> Dodge and Ram >> 2018 >> Charger Pursuit, 5.7L Eng VIN T, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 30 (6.2L - DTCS P1115 To P2100) >> DTC Troubleshooting >> P1457-Fuel Tank Pressure Sensor Circuit High >> Possible Causes

Possible Causes

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POSSIBLE CAUSES
FTP SIGNAL CIRCUIT SHORTED TO VOLTAGE
FTP SIGNAL CIRCUIT OPEN/HIGH RESISTANCE
FTP SIGNAL CIRCUIT SHORTED TO THE 5-VOLT SUPPLY CIRCUIT
SENSOR GROUND CIRCUIT OPEN/HIGH RESISTANCE
FUEL TANK PRESSURE (FTP) SENSOR
POWERTRAIN CONTROL MODULE (PCM)

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