P0088 MERCURY - Fuel Rail/System Pressure Too High
- Damaged fuel pump module
- Damaged fuel injector pump
- Engine Light ON (or Service Engine Soon Warning Light)
P0088 Mercury DescriptionThe Powertrain Control Module (PCM) regulates the fuel rail pressure by controlling the fuel volume control valve and fuel pressure control valve. When the PCM is no longer capable of maintaining the fuel pressure the DTC is set.
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