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Home >> Isuzu >> 2004 >> Ascender LS, 5.3 P, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls (Introduction) - 5.3L >> Repair Instructions >> Fuel Rail Outlet Pipe Replacement >> Removal Procedure

Removal Procedure

  1. Relieve the fuel system pressure. Refer to the Fuel Pressure Relief Procedure .
  2. Disconnect the fuel return pipe (1) from the fuel rail. Refer to Quick Connect Fitting(s) Service (Metal Collar) .
    Fig 1: View Of EVAP/Fuel Hose/Pipes
    GM856643Courtesy of GENERAL MOTORS CORP.
    3. Fig 2: Exploded View Of Fuel Rails & Injector Components
    GM350543Courtesy of GENERAL MOTORS CORP.
  3. Remove the retaining clip attaching screw (4).
  4. Remove the crossover fuel pipe retainer clip (5).
  5. Remove the fuel return pipe attaching screw (3) and the fuel return pipe retainer (2).
  6. Remove the fuel return pipe (1).
  7. Remove and discard the fuel return pipe O-ring (6).
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