Hyundai i-30: Evaporative Emission Control System / Fuel Filler Cap

A ratchet tightening device on the threaded fuel filler cap reduces the chances of incorrect installation, which would seal 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.

Canister

Repair procedures Removal 1. Turn the ignition switch OFF and disconnect the battery (-) terminal. 2...

Fuel Tank Air Filter

Repair procedures Removal 1. Turn the ignition switch OFF and disconnect the battery (-) terminal. 2...

Other information:

Hyundai i30 (PD) 2018-2025 Owner's Manual: Fuses

A vehicle’s electrical system is protected from electrical overload damage by fuses. This vehicle has 2 (or 3) fuse panels, one located in the driver’s side panel bolster, the other in the engine compartment. If any of your vehicle’s lights, accessories, or controls do not work, check the appropriate circuit fuse...

Hyundai i30 (PD) 2018-2025 Owner's Manual: Recommended lubricants and capacities

To help achieve proper engine and powertrain performance and durability, use only lubricants of the proper quality. The correct lubricants also help promote engine efficiency that results in improved fuel economy. These lubricants and fluids are recommended for use in your vehicle...