Hyundai Equus: Description and Operation
Second generation VI (2009–2025) / Hyundai Equus VI 2009-2025 Service Manual / Emission Control System / Evaporative Emission Control System / Description and Operation
Second generation VI (2009–2025) / Hyundai Equus VI 2009-2025 Service Manual / Emission Control System / Evaporative Emission Control System / Description and Operation
| Description |
Evaporative Emission Control System prevents fuel vapor
stored in fuel tank from vaporizing into the atmosphere. When the fuel
evaporates in the fuel tank, the vapor passes through vent hoses or
tubes to canister filled with charcoal. The canister temporarily holds
the vapor in the charcoal. If ECM determines to draw the gathered vapor
into the combustion chambers during certain operating conditions, it
will vacuum into intake manifold.
Schematic Diagrams
Schematic Diagram
Canister
Canister is filled with charcoal and absorbs evaporated vapor
in fuel tank. The gathered fuel vapor in canister is drawn into the
intake manifold by the ECM/PCM when ...
See also:
Glove Box Housing Repair procedures
Replacement
•
Put on gloves to protect your hands.
•
When prying with a flat-tip screwdriver, wrap it with
protective tape, and apply protec ...
Compass function
The Compass can be turned ON and OFF and will remember the last state when the
ignition is cycled. To turn the display feature ON/OFF:
1. Press and release the button
to turn the display feature ...
CVVT Oil Control Valve (OCV) Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the OCV connector.
3.
Measure resistance between the OCV terminals 1 and 2.
4.
Check that the resistance is within the specifi ...
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