Hyundai Sonata: Repair procedures
Inspection
1. |
After disconnecting the vapor hose from the PCV valve, remove
the PCV valve.
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2. |
Reconnect the PCV valve to the vapor hose.
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3. |
Run the engine at idle, then put a finger over the open end of
the PCV valve and make sure that intake manifold vacuum can be felt.
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4. |
If the vacuum is not felt inspect PCV operation, if operating
correctly clean or replace the vapor hose.
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Schematic Diagrams
Schematic Diagram ...Positive Crankcase Ventilation (PCV) Valve. Description and Operation
Operation Principle ...See also:
Active ECO operation
Active ECO helps improve fuel efficiency by controlling the engine and transaxle.
But fuel-efficiency can be changed by the driver's driving habits and road conditions.
When the Active E ...
Accelerator Position Sensor (APS). Description and Operation
Description
Accelerator Position Sensor (APS) is installed on the accelerator pedal
module and detects the rotation angle of the accelerator pedal. The APS is one
of the most important senso ...
Good driving practices
Never take the vehicle out of gear and coast down a hill. This is extremely
hazardous. Always leave the vehicle in gear.
Do not "ride" the brakes. This can cause them to overheat and ...