The positive crankcase ventilation system is employed to prevent air pollution caused by blow-by gases being emitted from the crankcase. This system supplies fresh filtered air to the crankcase through the air intake hose. Inside the crankcase, the fresh air mixes with blow-by gases, which then pass through the PCV valve into the induction system.
Emission control system
2. Evaporative emission control systemHyundai Kona (OS) 2018-2026 Service Manual: Inside Rear View Mirror Components and components location
Component Location
1. Inside rear view mirror
...
Hyundai Kona (OS) 2018-2026 Owners Manual: 2. Evaporative emission control system
The Evaporative Emission Control System is designed to prevent fuel vapors from
escaping into the atmosphere.
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 th ...