Mercedes-Benz CLS-Class

CLS-Class is a 4-door, 4-passenger luxury sedan, or luxury sports sedan.
See also:
Locking the vehicle (mechanical key)
If the vehicle can no longer be locked with the
SmartKey, use the mechanical key.
•► Open the driver's door.•► Close the front-passenger door, the rear
doors and the trunk lid/tailgat ...
Under the Hood
Adapted from the engine in the S-Class sedan and SL-Class roadster, the
all-aluminum, 5.0-liter V-8 produces 300 horsepower and 330 pounds-feet of
torque. Each engine cylinder uses a three-valve, ...
High outside temperatures
If DEF heats up to over 122 °F (50 °C) for
extended periods, e.g. as a result of direct
sunlight on the DEF reservoir, DEF can
decompose. Ammonia vapors develop as a
result.
WARNING
When o ...
