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EVAPORATIVE EMISSION CONTROL SYSTEM
FUEl FILLER CAP
The fuel filler cap is equipped with a vacuum relief valve to prevent the escape of fuel vapour into the atmosphere.
Atmospheric
pressure
Fuel vapour pressure
Fuel tank vacuum
When pressure is in fuel
tank
When vacuum is in fuel
tank
29Y032
CHECKING PURGE CONTROL SYSTEM
Purge control solenoid valve
Air conditioner switch
Intake air temperature
sensor
Air-flow sensor
Coolant temperature
sensor
Control
1
' "
relay
=
Surge tank
ECU
I
Thronle body,..
:t-
29Y033
29-14
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