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PEUGEOT With 2.2L

  1. Relieve fuel system pressure. Using a tee, connect a pressure gauge to fuel rail. Start engine, or locate fuel pump relay under dash near clutch pedal. Using jumper wire, connect terminals No. 2 and 5. Fuel pressure should be 34.8-37.7 psi (2.4-2.6 kg/cm2 ).
  2. Disconnect vacuum hose on pressure regulator. Using a vacuum pump, apply 7.5 in. Hg to fuel pressure regulator. Fuel pressure should drop to 27.8-30.7 psi (1.9-2.1 kg/cm2 ).