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) 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 (20°C [68°F]) before removin ...

Hyundai Elantra AD (2016-2020) Service Manual: Repair procedures
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the glove box. (Refer to Body - "Glove Box Upper Cover Assembly") 3. Remove the smart key unit. (Refer to Body - "Smart Key Unit") 4. Disconnect the body control module connectors (A). 5. Remove the body control ...