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Pressure Regulator (Fuel Injected Models)

  1. Disconnect battery negative terminal. Disconnect main fuel hose from fuel pipe. Connect pressure gauge between fuel main hose and pipe using a 3-way joint.
    NOTE: Cover hose with waste cloth since fuel is splashed out when disconnecting the hose.
  2. Connect battery negative terminal, and start engine. Disconnect vacuum hose connected to pressure regulator at pressure regulator control valve. Measure fuel pressure at idle. Pressure should be 36.97 psi (2.6 kg/cm2 ). Connect vacuum hose as it was, and measure fuel pressure. Pressure should be 28.44 psi (2.0 kg/cm2 ).
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