owners manual Hyundai Sonata

owners manual Hyundai Sonata - year of production: 1998, 1999, 2000, 2001, 2002, 2003, 2004 - Hyundai Sonata EF IV 4 owners manual EN

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text version of content this owner's manual page from owners manual to the vehicle Hyundai Sonata, year of production 1998 - 2004:

7- 2 EMISSION CONTROL SYSTEMS H010A01L-AAT H010B01A-AAT Purge Control Solenoid Valve (PCSV) EMISSION CONTROL SYSTEM 1. Crankcase Emission Control System The purge control solenoid valve is controlled Your Hyundai is equipped with an emission control system to meet all requirements of the by the Engine Control Module (ECM); when the U.S. Environmental Protection Agency or Cali- The positive crankcase ventilation system isengine coolant temperature is low during idling, fornia Air Resources Board. employed to prevent air pollution caused bythe PCSV closes so that evaporated fuel is not There are three emission control systems which blow-by gases being emitted from the crank-taken into the engine. After the engine warms- are as follows. case. This system supplies filtered air to theup during ordinary driving, the PCSV opens to crankcase through the air intake hose. Insideintroduce evaporated fuel to the engine. the crankcase, the fresh air mixes with blow-by (1) Crankcase emission control system gases, which then pass through the PCV valve (2) Evaporative emission control system and into the induction system. (3) Exhaust emission control system H010D01A-AAT H010C02S-AAT 3. Exhaust Emission Control System In order to assure the proper function of the 2. Evaporative Emission Control The Exhaust Emission Control System is a emission control systems, it is recommended highly effective system which controls exhaust that you have your car inspected and main- (Including ORVR: Onboard Refueling emissions while maintaining good vehicle tained by an authorized Hyundai dealer in ac- cordance with the maintenance schedule in this Vapor Recovery) System performace. manual. The Evaporative Emission Control System is designed to prevent fuel vapors from escaping H010E01Y-AAT Caution for Inspection and Maintenance into the atmosphere. EGR System (If installed) Test (2.7 V6 Vehicle with Traction Control System) (The ORVR system is designed to allow the This system helps reduce nitrogen oxides by vapors from the fuel tank to be loaded into a recirculating a part of the exhaust gas into the canister while refueling at the gas station, pre- o To prevent the vehicle from misfiring engine, thereby reducing cylinder combustion venting the escape of fuel vapors into the during dynamometer testing, discon- atmosphere.) temperature, which results in lower output of nect the ABS connector located on the oxides of nitrogen. left side of the engine compartment. o For more information, see shop manual (BR-67, Wheel Speed Sensor) Canister 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 solenoid valve.

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year of production from: 1998

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