ME-SFI Pneumatic Diagrams

ME-SFI Pneumatic Diagrams




Shown on ENGINE 112
22/1 Variable intake manifold switchover diaphragm unit
89 Exhaust gas recirculation valve
126 Secondary air injection shutoff valve (Combination valve: Check valve integrated) 1)
128 Check valve (vacuum) 1)
B2/5 Hot film mass air flow sensor (intake air temperature sensor integrated)
B28 Pressure sensor 2)
M16/6 Throttle valve actuator
M33 Electric air pump 1)
Y22/6 Resonance intake manifold changeover valve
Y31/1 EGR vacuum transducer
Y32 Air pump switchover valve 1)
Y58/1 Purge control valve
A Other consumers

1) (USA) and low emission EURO3/4
2) (USA) and with cylinder shutoff