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Home >> Mercedes Benz >> 1986 >> 300E Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Cis-E Fuel Injection System >> Operation >> Diaphragm Pressure Regulator
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Diaphragm Pressure Regulator

The diaphragm pressure regulator keeps system pressure at 84 psi (5.8 bar). Pressure is set by the manufacturer and cannot be adjusted.