Mercedes-Benz EQS, Operator'S Manual

Page: 89 / 565

Take discharged batteries to a quali ed
specialist workshop or to a collection
point for used batteries.
RReq equir uirements: ements:
R
You require a CR 2032 3 V cell battery.
Mercedes-Benz recommends that you have the
battery replaced at a quali ed specialist work-
shop.
#
Remove the emergency key (
/
page 85).
#
Press emergency key
2
into the opening in
the key in the direction of the arrow until
cover
1
opens. When doing so, do not hold
cover
1
closed.
#
Insert emergency key
2
into the opening and
li up covering
3
and remove it.
#
Repeatedly tap the key against your palm until
battery
4
falls out of the key.
#
Insert the new battery with the positive pole
facing upwards. Use a lint-free cloth to do so.
#
Make sure that the surface of the battery is
free of lint, grease and other impurities.
#
Insert the front tabs of covering
3
into the
housing and then press on both sides to close
it.
#
Make sure that covering
3
is completely
closed.
#
Insert the front tabs of cover
1
into the
housing and then press until it is completely
closed.
#
Insert the emergency key again (
/
page 85).
Pr Problems wit oblems with t h the key he key, tr , troubleshoo oubleshooting ting
YYou can no long ou can no longer loc er lock or unloc k or unlock t k the v he vehicle ehicle
Possible causes:
R
The key battery is weak or discharged.
#
Check the battery using the indicator lamp
(
/
page 83).
#
Replace the key battery, if necessary
(
/
page 85).
#
Use the replacement key.
#
Use the emergency key to lock or unlock
(
/
page 96).
#
Have the key checked at a quali ed specialist
workshop.
86 86 Opening and closing