General Safety Information and CautionHyundai Elantra AD (2016-2020) Owners Manual: Smart Key
Your HYUNDAI uses a Smart Key, which you can use to lock or unlock a door (and
trunk) and even start the engine.
1. Door Lock
2. Door Unlock
3. Trunk Unlock
4. Panic
Locking
To lock :
1. Close all doors, engine hood and trunk.
2. Either press the door handle button or press the Door Lo ...
Hyundai Elantra AD (2016-2020) Service Manual: 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 (PAG) oil varies according to compressor model. Be sure to use oil specified for the model of compress ...