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DTC P0088 Fuel Rail/System Pressure - Too High: Description

Refer to DTC P0087 (see DTC P0087 FUEL RAIL/SYSTEM PRESSURE - TOO LOW ).

DTC DETECTION CONDITION AND TROUBLE AREA

DTC No. DTC Detection Condition Trouble Area
P0088 ECM did not command fuel pump for high pressure to open spill control valve, but fuel pressure increases 3 MPa (30.6 kgf/cm2 , 435 psi) from target pressure for more than 10 seconds
(1 trip detection logic)
  • Fuel pump for high pressure (bank 1)
  • Fuel pump for high pressure (bank 2)
  • Fuel pressure sensor
  • ECM