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Home >> Dodge and Ram >> 2012 >> Journey SE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (3.6L - DTCS P06DE To P2174) >> Diagnosis And Testing >> P1457-Fuel Tank Pressure Sensor Circuit High >> Possible Causes

Possible Causes

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POSSIBLE CAUSES 
(N7) FTP SIGNAL CIRCUIT SHORTED TO VOLTAGE
(N7) FTP SIGNAL CIRCUIT OPEN
(N7) FTP SIGNAL CIRCUIT SHORTED TO THE (F856) 5-VOLT SUPPLY CIRCUIT
(K917) SENSOR GROUND CIRCUIT OPEN
FUEL TANK PRESSURE (FTP) SENSOR
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .