Hyundai Ioniq: Evaporative Emission Control System / Fuel Filler Cap. Description and operation

Hyundai Ioniq (AE) 2017-2025 Service Manual / Engine Electrical 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.

Fuel Tank Air Filter. Repair procedures

Replacement1.Turn ignition switch OFF and disconnect the negative (-) battery cable.2.Remove the filler-neck assembly(Refer to Engine Control/Fuel System - "Filler-Neck Assembly")3...

Exhaust Emission Control System

Other information:

Hyundai Ioniq (AE) 2017-2025 Owner's Manual: Normal Maintenance Schedule

The following maintenance services must be performed to ensure good emission control and performance. Keep receipts for all vehicle emission services to protect your warranty. Where both mileage and time are shown, the frequency of service is determined by whichever occurs first...

Hyundai Ioniq (AE) 2017-2025 Service Manual: Specifications

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Seat Belt Warning Light

Seat belt warning light

Hyundai Ioniq. Seat Belt Warning Light

As a reminder to the driver, the seat belt warning light will illuminate and warning chime will sound for approximately 6 seconds each time you place the Engine Start/Stop button to the ON position if the seat belt is unfastened.