Important safety notes
Have the batteries changed at a qualified specialist workshop.
WARNING
Batteries contain toxic substances.
Swallowing batteries can lead to serious health issues or death.
Keep batteries out of the reach of children.
Seek medical attention immediately if a battery is swallowed.
WARNING
The SmartKey batteries contain perchlorate
material, which may require special handling
and regard for the environment. Observe
government disposal guidelines. California
residents, see www.dtsc.ca.gov/
HazardousWaste/Perchlorate/
index.cfm.
See also:
Lights
Display messages about LEDs:
This display message will only appear if all LEDs have failed.
Display messages
Possible causes/consequences and
Solutions
The left or ri ...
Resetting triggered NECK-PRO head restraints
WARNING
For safety reasons, have the NECK-PRO head restraints checked at an authorized
Mercedes-Benz Center after a rear-end collision.
WARNING
When pushing back the NECK-PRO head restr ...
Tire pressure of cold tires
The tires are cold:
• if the vehicle has been parked without
direct sunlight on the tires for at least three
hours and
• if the vehicle has not been driven more than
1 mile (1.6 km). ...
