P0088 – Fuel Rail/System Pressure – Too High

P0088 – Fuel Rail/System Pressure – Too High
Description:                 The powertrain control module (PCM) regulates the fuel rail pressure by controlling the fuel volume regulator. When the PCM is no longer capable of maintaining the fuel pressure within the calibrated parameters, the DTC is set.
Possible Causes:       
 
Damaged fuel injection pump
Diagnostic Aids:
Related Topics  P0117 - Engine Coolant Temperature (ECT) Circuit Low Input

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