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Home >> Jeep >> 2018 >> Grand Cherokee Laredo, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (3.0L Diesel - DTCS P0001-00 To P01CC-00) >> DTC Troubleshooting >> P0193-00-Fuel Rail Pressure Sensor -A- Circuit High >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
(K350) 5-VOLT SUPPLY CIRCUIT SHORTED TO VOLTAGE
(K181) FUEL RAIL PRESSURE SENSOR SIGNAL CIRCUIT SHORTED TO VOLTAGE
(K181) FUEL RAIL PRESSURE SENSOR SIGNAL CIRCUIT OPEN/HIGH RESISTANCE
(K359) FUEL RAIL PRESSURE SENSOR GROUND CIRCUIT OPEN/HIGH RESISTANCE
FUEL RAIL PRESSURE SENSOR
POWERTRAIN CONTROL MODULE (PCM)

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