Hyundai Sonata: Emission Control System / Exhaust Emission Control System

Fuel Tank Air Filter Repair procedures
Replacement 1. Turn the ignition switch OFF and disconnect the negative (-) battery cable. 2. Lift the vehicle. 3. Remove the rear-left wheel & tire and house cover. 4. Disconnec ...

Description and Operation
Description Exhaust emissions (CO, HC, NOx) are controlled by a combination of engine modifications and the addition of special control components. Modifications to the combustion chamber, int ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Lane Departure Warning System (LDWS) Unit Repair procedures
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the LDWS unit cover (A). 3. Disconnect the LDWS unit connector (A). 4. Remove the LDWS unit after disengaging the mounting bracket (A). Installation 1. Align LDWS unit with windshield bracket using forward edge p ...

Hyundai Sonata LF 2014-2019 Service Manual: Timing Chain Cover Repair procedures
Removal     • Use fender covers to avoid damaging painted surfaces. • To avoid damage, unplug the wiring connectors carefully while holding the connector portion.     Mark all wiring and hoses to avoid misconnection.     ...

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