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: Advanced Smart Cruise Control (ASCC) ECU Schematic Diagrams
Circuit Diagram Terminal Function No. Description 1L-CAN [Low] 2L-CAN [High] 20IGN1 21Ground 22C-CAN [High] 23C-CAN [Low] ...

Hyundai Sonata LF 2014-2019 Service Manual: Battery Sensor Description and Operation
Description Vehicles have many control units that use more electricity. These units control their own system based on information from diverse sensors. It is important to have a stable power supply as there diverse sensors giving a variety of information. Battery sensor is mounted on ba ...