Hyundai Elantra: Engine Mechanical System / Cooling System

Cylinder Block Repair procedures

Disassembly     • Use fender covers to avoid damaging painted surfaces. • To avoid damaging the cylinder head, wait until the engine coolant temperature drops belo ...

Coolant Repair procedures

Refilling And Bleeding     • Never remove the radiator cap when the engine is hot. Serious scalding could be caused by hot fluid under high pressure escaping from the rad ...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: High Beam Assist (HBA)
The High Beam Assist (HBA) is a system that automatically adjusts the headlamp range (switches between high beam and low beam) according to the brightness of other vehicles and road conditions. Operating condition 1. Place the headlamp switch in the AUTO position. 2. Turn on the high beam b ...

Hyundai Elantra AD (2016-2020) Service Manual: Alternator Schematic Diagrams
Circuit Diagram     • COM signal - When controlling the voltage generated, the ECM sends the target voltage data to the alternator via a PWM signal.(High voltage: 4V or higher, low voltage: 2V or lower) • FR signal - The transistor activation signal inside t ...