Hyundai Kona: Emission Control System / Troubleshooting
| Troubleshooting |
|
Symptom |
Suspect area |
|
Engine will not start or stuggle to start |
Vapor hose damaged or disconnected |
|
Engine stuggle to start |
Malfunction of the Purge Control Solenoid Valve |
|
Rough idle or engine stalls |
Vapor hose damaged or disconnected |
|
Malfunction of the PCV valve |
|
|
Rough idle |
Malfunction of the Evaporative Emission Control System |
|
Excessive oil consumption |
Positive crankcase ventilation line clogged |
Description and operation
Description
Emissions Control System consists of three major systems.
–
Crankcase Emission Control System prevents blow-by gas from releasing
into the atmos ...
Schematic diagrams
Schematic Diagram
...
Other information:
Hyundai Kona (OS) 2018-2021 Service Manual: ESP Control Unit Repair procedures
Removal
1.
Turn the ignition switch OFF and then disconnect the negative (-) battery
cable.
2.
Separate the intercooler inlet hose (A) from the turbocharger and then
remove the inter cooler inlet pipe (B). [Gasoline 1.6 T-GDI]
...
Hyundai Kona (OS) 2018-2021 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 ...