Hyundai Elantra: Emission Control System / Exhaust Emission Control System

Fuel Tank Air Filter

Repair procedures Removal1.Turn the ignition switch OFF and disconnect the negative (-) battery cable. 2.Disconnect the vent hose (A).3.Remove the fuel tank air filter (A) by rotating it 30 degrees...

Description and operation

DescriptionExhaust emissions (CO, HC, NOx) are controlled by a combination of engine modifications and the addition of special control components.Modifications to the combustion chamber, intake manifold, camshaft and ignition system form the basic control system...

Other information:

Hyundai Elantra (CN7) 2021-2025 Service Manual: Troubleshooting

TroubleshootingDiagnosis with Diagnostic tool1.In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (Diagnostic tool).The diagnostic system (Diagnostic tool) provides the following information.1)Fault Code Searching : Checking failure and code number (DTC)2)Data Analysis : Checking the system input/output data state3)Actuation test : Checking the s..

Hyundai Elantra (CN7) 2021-2025 Service Manual: Inside Rear View Mirror

Components and components location Component Location 1. Inside rear view mirror Repair procedures Replacement    • When removing with a flat - tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components. • Put on gloves to prevent hand injuries.1.Remove the inside rear view mirror cove..