Mercedes-Benz M-Class 2010 Owners Manual - Manual (Page 312)

i The required replacement batteries are
available at any authorized Mercedes-Benz
Center.
Replacement batteries: Lithium, type
CR 2025 or equivalent.
X Remove the mechanical key from the
SmartKey (
Y page 306).
SmartKey
X Press mechanical key ; into the SmartKey
opening until battery compartment
cover : opens. Do not keep the cover
shut.
X Remove the battery compartment cover.
X Pat the SmartKey against the palm of your
hand until battery = falls out.
X Insert the new battery with the positive
terminal (+) facing up. Use a lint-free cloth.
X Insert the tabs of the battery compartment
cover into the housing and press the cover
closed.
X Slide mechanical key : back into the
SmartKey.
X Check the operation of the SmartKey.
SmartKey with KEYLESS-GO
X Insert mechanical key : into opening.
X Press mechanical key : in direction of
arrow.
Battery compartment ; is unlatched.
X Pull battery compartment ; out of the
SmartKey housing.
X Pull out batteries =.
X Insert new batteries = under contact
springs ? with the positive terminal (+)
side facing up.
X Return battery compartment ; into
SmartKey housing until it locks into place.
X Slide mechanical key : back into the
SmartKey.
X Check the operation of the SmartKey as
well as the KEYLESS-GO function.
310
Replacing SmartKey batteries
Practical hints
164_AKB; 7; 31, en-US
d2ureepe,
Version: 2.11.8.1
2009-09-11T12:07:36+02:00 - Seite 310