System Diagram
22 - Resonance flap
40 - Diaphragm pressure regulator
126 - Air shutoff valve (check valve integrated)
128 - Check valve (vacuum)
135 - Vacuum distributor
136 - Vacuum reservoir
B28 - Intake manifold pressure sensor (USA)
M16/6 - Throttle valve actuator
M33 - Electric air pump
Y32 - Air pump switch over valve
Y58/1 - Purge control valve
a - to activated charcoal filter
Colors Of Pipes
gr - grey
sw - black
tr - transparent