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Home >> BMW >> 2012 >> 335xi Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Engine Performance - Functional Description - E92 >> Engine Performance - Functional Description >> Air Supply (N55) >> System overview

System overview

Fig 1: Overview Of Hot Film Air Mass Meter System
G09871492Courtesy of BMW OF NORTH AMERICA, INC.
Item Explanation
1 Intake-manifold pressure sensor downstream of throttle valve
2 Intake air temperature pressure sensor
3 Digital engine electronics
4 Hot-film air mass meter
5 Electromotive throttle actuator
6 Blow-off valve
7 Pressure converter