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Home >> Jeep >> 2019 >> Renegade High Altitude, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1381 (1.3L - DTCS P0521 To P0780) >> DTC Troubleshooting >> P053F-Cold Start Fuel Pressure Performance Bank 1 >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2020 Jeep Renegade. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
LOW PRESSURE FUEL SYSTEM LEAK / RESTRICTION / LOW PRESSURE ISSUE
HIGH PRESSURE FUEL SYSTEM RESTRICTIONS, LEAK AT THE SUPPLY TUBE OR INJECTORS
HIGH RESISTANCE IN THE FUEL RAIL PRESSURE SENSOR PRESSURE SIGNAL CIRCUIT
HIGH RESISTANCE IN THE FUEL QUANTITY SOLENOID HIGH SIDE CONTROL CIRCUIT
HIGH RESISTANCE IN THE FUEL QUANTITY SOLENOID LOW SIDE CONTROL CIRCUIT
FUEL RAIL PRESSURE SENSOR
HIGH PRESSURE FUEL PUMP
POWERTRAIN CONTROL MODULE (PCM)

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