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2. Onboard refueling vapor recovery - Wikipedia

   en.wikipedia.org/wiki/Onboard_refueling_vapor...

   An onboard refueling vapor recovery system (ORVR) is a vehicle fuel vapor emission control system that captures volatile organic compounds (VOC, potentially harmful vapors) during refueling. [ 1 ] [ page needed ] There are two types of vehicle fuel vapor emission control systems: the ORVR, and the Stage II vapor recovery system. [ 2 ]

3. Vehicle emissions control - Wikipedia

   en.wikipedia.org/wiki/Vehicle_emissions_control

   Fuel vapor storage canister for a Peugeot 205. Evaporative emissions are the result of gasoline vapors escaping from the vehicle's fuel system. Since 1971, all U.S. vehicles have had fully sealed fuel systems that do not vent directly to the atmosphere; mandates for systems of this type appeared contemporaneously in other jurisdictions.

4. Vapor lock - Wikipedia

   en.wikipedia.org/wiki/Vapor_lock

   Vapor lock is a problem caused by liquid fuel changing state to vapor while still in the fuel delivery system of gasoline-fueled internal combustion engines.This disrupts the operation of the fuel pump, causing loss of feed pressure to the carburetor or fuel injection system, resulting in transient loss of power or complete stalling.

5. Crankcase ventilation system - Wikipedia

   en.wikipedia.org/wiki/Crankcase_ventilation_system

   The crankcase air outlet, where the PCV valve is located, is generally placed as far as possible from the crankcase breather. For example, the breather and outlet are frequently on opposite valve covers on a V engine, or on opposite ends of the valve cover on an inline engine. The PCV valve is often, but not always, placed at the valve cover ...

6. Active Fuel Management - Wikipedia

   en.wikipedia.org/wiki/Active_Fuel_Management

   A solenoid control valve assembly integrated into the engine valley cover contains solenoid valves that provide a pressurized oil signal to specially designed hydraulic roller lifters provided by Eaton Corp. and Delphi. These lifters disable and re-enable exhaust and intake valve operation to deactivate and reactivate engine cylinders . Unlike ...

7. The retreat from the world’s largest auto market has begun

   www.aol.com/retreat-world-largest-auto-market...

   And it’s not just GM that is facing problems in China. Most Western automakers who rushed to build and sell vehicles in the country at the end of the 1990s and beginning of the 2000s are ...