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Home >> Isuzu >> 2004 >> Axiom XS, 4WD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System - Introduction >> On-Board Diagnostic (OBD-II) >> Fuel System Check (High Pressure Line) >> Test Description
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Test Description

Number(s) below refer to the step number(s) on the Diagnostic Chart .

  1. 3. When checking the fuel quality, it exchanges to regular fuel. And start the engine.
  2. 4, 5. The fuel system has High Pressure Line and Low Pressure Line.
  3. 17. Check the actual fuel pressure does follow desired fuel pressure.
Fig 1: Identifying Diagnostic Chart (Fuel System Check (High Pressure Line)) (1 Of 2)
G02788811Courtesy of ISUZU MOTOR CO.
Fig 2: Identifying Diagnostic Chart (Fuel System Check (High Pressure Line)) (2 Of 2)
G02788812Courtesy of ISUZU MOTOR CO.