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

Hyundai Sonata LF 2014-2019 Service Manual / Emission Control System / 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 Service Manual: Repair procedures
On-vehicle Inpection • First of all, check for DTCs. If a DTC is present, perform troubleshooting in accordance with the procedure for that DTC. (Refer to DTC guide) • Check that the battery cables are connected to the correct termina ...

Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures
Removal • Put on gloves to protect your hands. • Use seat covers to avoid damaging any surfaces. 1. Remove the roof side molding. (Refer to Body Side Moldings - "Roof Side Molding") 2. Remove the package tray trim. (Refer to ...