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Home >> Jeep >> 2018 >> Cherokee Overland, 3.2L Eng VIN X, AWD, Automatic T/Case Control >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Transmission Control Module (TCM) - DTCS P1C81-00 To U1477-00 >> Diagnosis And Testing >> P1DFB-00-Transmission Range Sensor No Input >> Possible Causes

Possible Causes

Possible Causes
PRESSURE CONTROL SOLENOID - LINE PRESSURE CIRCUIT OPEN OR HIGH RESISTANCE
PRESSURE CONTROL SOLENOID - LINE PRESSURE CIRCUIT SHORTED TO GROUND
PRESSURE CONTROL SOLENOID - LINE PRESSURE CIRCUIT SHORTED TO VOLTAGE
PRESSURE CONTROL SOLENOID - LINE PRESSURE
TRANSMISSION CONTROL MODULE (TCM)

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