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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (Engine Controls And Fuel - 2.5L (LCV) - Diagnostic Information And Procedures (P0010 - P034B)) >> Diagnostic Information And Procedures >> DTC P0089, P00C6, P228C, Or P228D: Fuel Pressure >> Conditions for Setting the DTC

Conditions for Setting the DTC

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P0089 

The high pressure fuel pump has exceeded it's control limits. This condition exists when the high pressure fuel pump actuator command is 0° or greater than 240°. The condition exists for greater than 10 s.

P00C6 

The ECM detects that the fuel rail pressure is not rising greater than 3 MPa (435 PSI) or has fallen below 2 MPa (290 PSI) during engine cranking, depending on initial pressure when cranking begins.

P228C 

The actual fuel rail pressure is 3 MPa (435 PSI) less than the desired fuel rail pressure. The condition exists for greater than 10 s.

P228D 

The actual fuel rail pressure is 3 MPa (435 PSI) greater than the desired fuel rail pressure. The condition exists for greater than 10 s.