Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Intelligent Speed Limit Assist
Malfunction and Limitations
Intelligent Speed Limit Assist
malfunction
When Intelligent Speed Limit Assist is
not working properly, the "Check Speed
Limit Assist System" warning message
may appear, and the () warning
light may illuminate on the instrument
cluster. Have the vehicle inspected by an
authorized HY ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Compressor oil
- Oil Specification
1.The R-134a or R-1234yf 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 c ...