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Home >> Renault >> 1982 >> LeCar 4D Hatchback >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Air Injection System >> Testing >> System Air Pressure

System Air Pressure

  1. With engine running at normal operating temperature and at 3000 RPM, detach hose from outlet side of diverter valve.
  2. Connect a pressure gauge to diverter valve outlet port and note reading.
  3. Pressure should be between 3.8-5.7 psi (.27 -.40 kg/cm2 ). If lower, check air filter, drive belt, or pump. If higher, relief valve may not be operating properly.
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