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 Service Manual: Sunvisor Repair procedures
Replacement     • When prying with a flat-tip screwdriver, wrap it with protective tape, and apply protective tape around the related parts, to prevent damage. • Use a plastic panel removal tool to remove interior trim pieces to protect from marring the surface. ...

Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures
Diagnosis with GDS 1. BSD system defects can be quickly diagnosed with the GDS. GDS operates actuator quickly to monitor, input/output value and self diagnosis. 2. Connect the cable of GDS to the data link connector in driver side crash pad lower panel, turn the power on GDS. 3. Sele ...

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