Hyundai Sonata: Exhaust Emission Control System / Catalytic Converter Repair procedures

Removal
1.
Remove the exhaust manifold.
(Refer to Engine Mechanical System - "Exhaust Manifold")
Installation
1.
Install in the reverse order of removal.
Catalytic Converter Description and Operation
Description The catalytic converter of the gasoline engine is a three way catalyst. It oxidizes carbon monoxide and hydrocarbons (HC), and separates oxygen from the oxides of nitrogen (NOx). [ ...

CVVT (Continuously Variable Valve Timing) System Description and Operation
Description Continuous Variable Valve Timing (CVVT) system advances or retards the valve timing of the intake and exhaust valve in accordance with the ECM control signal which is calculated by ...

Other information:

Hyundai Sonata LF 2014-2019 Owners Manual: Using ABS
To obtain the maximum benefit from your ABS in an emergency situation, do not attempt to modulate your brake pressure and do not try to pump your brakes. Depress your brake pedal as hard as possible. When you apply your brakes under conditions which may lock the wheels, you may hear sounds from t ...

Hyundai Sonata LF 2014-2019 Owners Manual: How to deactivate the Smart Trunk function using the smart key
1. Door lock 2. Door unlock 3. Trunk open 4. Panic If you press any button of the smart key during the Detect and Alert stage, the Smart Trunk function will be deactivated. Make sure to be aware of how to deactivate the Smart Trunk function for emergency situations. Information If you press the ...

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