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Home >> Nissan-Datsun >> 2019 >> Altima Edition ONE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Engine Control System (DTC/Circuit Diagnosis) (Pr25DD) (1 Of 4)) >> DTC/Circuit Diagnosis >> P0088 FRP Control System >> DTC Diagnosis Procedure >> PR25DD engine

PR25DD engine

WARNING: This page is about a different variant/trim than selected.
  1. CHECK DTC PRIORITY 

    If DTC P0087 is displayed with DTC P0090, first perform the confirmation procedure for DTC P0090.

    Is applicable DTC detected?

    YES

    Perform diagnosis of applicable. DTC Description 

    NO

    GO TO 2.

  2. CHECK LOW FUEL PRESSURE 

    Check low fuel pressure. Refer to Work Procedure .

    Is inspection result normal?

    YES

    GO TO 3.

    NO

    Check low fuel pressure system. Refer to Diagnosis Procedure .

  3. CHECK HIGH PRESSURE FUEL PUMP 

    Check high pressure fuel pump. Refer to Component Inspection .

    Is inspection result normal?

    YES

    GO TO 4.

    NO

    Replace error-detected parts.

  4. CHECK FUEL LEAKAGE 
    1. Start the engine.
    2. Visually check that the fuel pump, fuel rail, and fuel piping have no fuel leakage.

    Is inspection result normal?

    YES

    Check that the fuel system has no breakage, bend, and crush. Refer to FUEL SYSTEM : Inspection .

    NO

    Replace or replace the error-detected parts.

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