Maintenance
Canister
3. Exhaust emission control
system
Engine exhaust (carbon monox-
ide) precautions
Fuel vapors generated inside the fuel
tank are absorbed and stored in the
onboard canister.When the engine is
running, the fuel vapors absorbed in
the canister are drawn into the surge
tank through the purge control sole-
noid valve.
• Carbon monoxide can be present
with other exhaust fumes. If you
smell exhaust fumes of any kind in
your vehicle, drive with all the win-
dows fully open. Have your vehicle
checked and repaired immediately.
The
Exhaust
Emission
Control
System is a highly effective system
which controls exhaust emissions
while maintaining good vehicle per-
formance.
When the engine starts or fails to
start, excessive attempts to restart
the engine may cause damage to the
emission system.
WARNING
Purge Control Solenoid Valve
(PCSV)
The purge control solenoid valve is
controlled by the Engine Control
Engine exhaust gases contain
carbon monoxide (CO). Though
colorless and odorless, it is
dangerous and could be lethal if
inhaled. Follow the instructions
on this page to avoid CO poi-
soning.
Vehicle modifications
Module (ECM); when the engine • This vehicle should not be modi-
coolant temperature is low during
idling, the PCSV closes so that evap-
orated fuel is not taken into the
engine. After the engine warms-up
during ordinary driving, the PCSV
opens to introduce evaporated fuel to
the engine.
fied. Modification of your vehicle
could affect its performance, safety
or durability and may even violate
governmental safety and emis-
sions regulations.
In addition, damage or performance
problems resulting from any modifi-
cation may not be covered under
warranty.
•
If you use unauthorized electronic
devices, it may cause the vehicle to
operate abnormally, wire damage,
battery discharge and fire. For your
safety, do not use unauthorized
electronic devices.
7-94
| Categories | Hyundai Manuals, Hyundai Sonata Manuals |
|---|---|
| Download File |
|
| Document Type | Owners Manual |
| Language | English |
| Product Brand | Hyundai, Sonata |
| Document File Type | |
| Copyright | Attribution Non-commercial |
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