Hyundai Elantra: Emission Control System / Evaporative Emission Control System
- Description and Operation
- Schematic Diagrams
- Repair procedures
- Canister Repair procedures
- On-board Refueling Vapor Recovery (ORVR) valve Repair procedures
- Fuel Filler Cap Description and Operation
- Fuel Tank Air Filter Repair procedures
Positive Crankcase Ventilation (PCV) Valve Repair procedures
Removal
1.
Disconnect the vapor hose (A).
2.
Remove the PCV valve (B).
Inspection
1.
Insert a thin stick (A) into the PCV valve (B) from the threaded side to check that the plunger move ...
Description and Operation
Description
The Evaporative Emission Control System prevents fuel vapor
stored in fuel tank from vaporizing into the atmosphere. When the fuel
evaporates in the fuel tank, the vapor passes thro ...
Other information:
Hyundai Elantra AD (2016-2020) Service Manual: Fuel Filler Cap Description and Operation
Description
A ratchet tightening device on the threaded fuel filler cap
reduces the chances of incorrect installation, which seals the fuel
filler. After the gasket on the fuel filler cap and the filler neck
flange contact each other, the ratchet produces a loud clicking noise
indicating ...
Hyundai Elantra AD (2016-2020) Service Manual: Description and Operation
Description
System Overview
The System offers the following features:
-
Human / machine interface through a 1-stage button, for terminal switching and engine start.
-
Control of external relays for ACC / IGN1 / IGN2 terminal switching and STARTER, without use of mechanical ignition swit ...
