Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Jeep >> 2021 >> Cherokee High Altitude, Automatic T/Case Control >> Repair and Diagnosis >> Engine Performance >> System >> 2.0L - DTCS P0088 To P0223 >> DTC Troubleshooting >> P018D-Fuel Pressure Sensor Circuit High >> Possible Causes

Possible Causes

Possible Causes
FUEL PRESSURE SENSOR PRESSURE SIGNAL CIRCUIT SHORTED TO VOLTAGE
FUEL PRESSURE SENSOR PRESSURE SIGNAL CIRCUIT SHORTED TO THE 5-VOLT SUPPLY CIRCUIT
FUEL PRESSURE/TEMPERATURE SENSOR
POWERTRAIN CONTROL MODULE (PCM)

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

scientia non olet · About Mike's Workshop Manuals