The drive mode may be selected according to the driver's preference or road condition.
The mode changes whenever the DRIVE MODE button is pressed.
• COMFORT mode :
COMFORT mode provides smooth and comfortable driving.
• SPORT mode :
SPORT mode provides sporty driving.
• ECO mode :
ECO mode improves fuel efficiency for eco-friendly driving.
• SMART mode :
SMART mode automatically adjusts the driving mode (ECO ↔ COMFORT ↔ SPORT) in accordance with the driver's driving habits.
The driving mode will be continuously maintained, as selected when the engine is restarted. However, except if it is in SPORT mode. SPORT mode will change to COMFORT mode, when the engine is restarted.
Hyundai Sonata LF 2014-2019 Service Manual: Compressor oil Repair procedures
Oil Specification
1.
The R-134a system requires synthetic (ND8) compressor oil
whereas the R-12 system requires mineral compressor oil. The two oils
must never be mixed.
2.
Compressor (ND8) oil varies according to compressor model. Be sure to use oil specified for the model of compressor ...
Hyundai Sonata LF 2014-2019 Service Manual: Inhibitor Switch Specifications
Specifications
? Type: Combination of output signals from 4 terminals
? Specifications
ItemSpecificationsOutput typeCombination of output signalsPower supply (V)12
Signal Code Table
PP-RRR-NNN-DDS112V12V00000S2012V12V12V000S300012V12V12V0S40000012V12V
...