Hyundai Elantra: Air Conditioning System / Refrigerant Line Components and Components Location

Compressor oil Repair procedures

Oil Specification 1. The HFC-134a system requires synthetic (PAG) compressor oil whereas the R-12 system requires mineral compressor oil. The two oils must never be mixed. 2. Compressor (P ...

Refrigerant Line Repair procedures

Replacement 1. If the compressor is marginally operable, run the engine at idle speed, and let the air conditioning work for a few minutes, then shut the engine off. 2. Disconnect the neg ...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Hood
1. Park the vehicle and set the parking brake. 2. Pull the release lever to unlatch the hood. The hood should pop open slightly. 3. Go to the front of the vehicle, raise the hood slightly, push up the secondary latch (1) inside of the hood center and lift the hood (2). 4. Pull out the sup ...

Hyundai Elantra AD (2016-2020) Service Manual: Vacuum Pump Repair procedures
Removal 1. Remove the cylinder head cover. (Refer to Cylinder Head Assembly - "Cylinder Head Cover") 2. Remove the timing chain. (Refer to Timing System - "Timing Chain") 3. Remove the vacuum pump (A).     • Do not disassemble the vacuum pump. 4. To ins ...