System Diagram

40 Diaphragm pressure regulator
125 Air pump
126 Left air shutoff valve
126a Right air shutoff valve
127 Check valve (injected air)
128 Check valve (vacuum)
135 Check valve (vacuum supply)
136 Vacuum reservoir
B28/1 Left intake manifold pressure sensor
B28/2 Right intake manifold pressure sensor
M16/3 Right electronic accelerator (EA)/ cruise control (CC)/idle speed control (ISC) actuator, located on left of engine
M16/4 Left electronic accelerator (EA)/ cruise control (CC)/idle speed control (ISC) actuator, located on right of engine
Y32 Air pump switchover valve
Y33 Air pump electromagnetic clutch
Y58/2 Left purge control valve, located in right of engine compartment
Y58/3 Right purge control valve, located in left of engine compartment
a to activated charcoal filter
rt red
gr grey
sw black
tr transparent