Hyundai Sonata LF: Emission Control System

Advanced Smart Cruise Control (ASCC) ECU Repair procedures

Removal 1. Turn the ignition switch OFF and disconnect the battery negative (-) terminal. 2. Disconnect the ASCC ECU connector (A). 3. Remove the ASCC ECU (C) after remove the installation nut (B)...

General Information

Description and Operation Description Emissions Control System consists of three major systems. • Crankcase Emission Control System prevents blow-by gas from releasing into the atmosphere...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Cylinder Head Repair procedures

Removal Engine removal is not required for this procedure.     • Use fender covers to avoid damaging painted surfaces. • To avoid damaging the cylinder head, wait until the engine coolant temperature drops below normal temperature before removing it...

Hyundai Sonata LF 2014-2019 Service Manual: Alternator Repair procedures

Removal 1. Disconnect the battery negative terminal. 2. Loosen the mounting bolts (A) and then, turn the adjusting bolt (B) clockwise to loosen tension. 3. Remove the drive belt (A). 4. Disconnect the air compressor connector (A) and the alternator connector (B), and remove the cable from alternator "B" terminal (C)...