Valve clearance
Inspect excessive valve noise and/or engine vibration and adjust if necessary. An authorized HYUNDAI dealer should perform the operation.
See also:
Why didn’t my air bag go off in a collision? (Inflation and non-inflation conditions
of the air bag)
There are many types of accidents in which the air bag would not be expected
to provide additional protection.
These include rear impacts, second or third collisions in multiple impact accidents,
...
Advanced supplemental restraint (Airbag) sustem (SRS)
Your Hyundai is equipped with an advanced
Supplemental Restraint (Airbag) System. The
indications of the system's presence are the
letters "SRS AIRBAG" embossed on the airbag
pad cover ...
Recommended Engine Coolant
When adding coolant, use only deionized water or soft water for your vehicle
and never mix hard water in the coolant filled at the factory. An improper coolant
mixture can result in serious malfun ...