DTC P0088: Fuel Rail/System Pressure - Too High
WARNING: This page does not describe the selected car, but rather 33 other vehicles, including the 2010 Mercury Mountaineer, 2010 Mercury Milan, 2010 Mercury Mariner, 2010 Mercury Grand Marquis, and 2010 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
DTC 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 . | ||