A maximum of two smart keys can be registered to a single vehicle. If you happen to lose your smart key, you should immediately take the vehicle and remaining key to your authorized HYUNDAI dealer or tow the vehicle, if necessary.
Mechanical key
Smart key precautionsHyundai Tucson (LM) 2010-2015 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 ...
Hyundai Tucson (LM) 2010-2015 Service Manual: Output Speed Sensor Troubleshooting
Signal Waveform
Fig 1) Input/Output speed sensor at low speed
Fig 2) Input/Output speed sensor at high speed ...