Hyundai Elantra: Evaporative Emission Control System / Fuel Filler Cap Description and Operation

Hyundai Elantra AD (2016-2020) Service Manual / Emission Control System / Evaporative Emission Control System / 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 the seal has been set.

1. Cover
2. Torsion spring
3. Retainer
4. Gasket seal

5. Spring
6. Plate seal
7. Vacuum valve
8. Spring

On-board Refueling Vapor Recovery (ORVR) valve Repair procedures

Removal 1. Turn the ignition switch OFF, and then remove battery (-) cable. 2. Remove the fuel pump. (Refer to Fuel System - "Fuel Pump") 3. Remove the ORVR (A) after releasing hooks (B) ...

Fuel Tank Air Filter Repair procedures

Removal 1. Turn ignition switch OFF and disconnect the battery negative (-) terminal. 2. Remove the canister assembly. (Refer to Emission Control System - "Canister") 3. Remove the inst ...

Other information:

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Hyundai Elantra AD (2016-2020) Owners Manual: Main components of the Occupant Classification System
A detection device located within the front passenger seat cushion. Electronic system to determine whether the passenger air bag systems should be activated or deactivated. An indicator light located on the instrument panel which illuminates the words "PASSENGER AIR BAG OFF" i ...