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Home >> Porsche >> 1983 >> 944 Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> DME Digital Engine Control >> Operation >> Data Sensors >> High Altitude Switch

High Altitude Switch

Switch is mounted under the dashboard, on driver's side of vehicle. In altitudes higher than 3300 ft. (1000 m) The high altitude switch closes, signaling the ECU to lean the fuel mixture.