DTC P0088: Fuel Rail/System Pressure - Too High
WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2011 Mercury Milan, 2011 Mercury Mariner, 2011 Mercury Grand Marquis, 2011 Lincoln Town Car, and 2011 Lincoln Navigator L. However, it is still accessible from the selected car via links, so may be relevant.
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: |
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| Diagnostic Aids: | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST HP . | ||