battery replacement MERCEDES-BENZ S550 4MATIC 2008 W221 Owner's Manual

MERCEDES-BENZ S550 4MATIC 2008 W221 Owner's Manual S550 4MATIC 2008 W221 MERCEDES-BENZ MERCEDES-BENZ https://www.carmanualsonline.info/img/4/3489/w960_3489-0.png MERCEDES-BENZ S550 4MATIC 2008 W221 Owner's Manual

Page 341 of 761

MERCEDES-BENZ S550 4MATIC 2008 W221 Owners Manual 340 Controls in detail
Locking and unlocking
Global locking: Close all doors and 
touch outside of door handle1 
(
page 338). Do not keep your hand in 
the door handle recess.
With the trunk and bot

Page 677 of 761

MERCEDES-BENZ S550 4MATIC 2008 W221 Owners Manual 676 Practical hints
Replacing SmartKey batteries
If the batteries in the SmartKey/SmartKey 
with KEYLESS-GO* are discharged, the ve-
hicle can no longer be locked or unlocked. 
It is recommended to ha

Page 694 of 761

MERCEDES-BENZ S550 4MATIC 2008 W221 Owners Manual 693 Practical hints
Batteries
!The consumer battery located in the trunk is 
a v
alve-regulated lead acid (VRLA) battery, also 
referred to as “fleece” battery. Such batteries do 
not require topp