Mercedes-Benz 2006 SL 500 Operator's Manual page 351

Practical hints
What to do if ...
Left display Right display
Cruise control
– – –
350
Possible cause/consequence
You have attempted to resume at
stored speed when no speed was
stored.
You have attempted to set a speed be-
low 20 mph (30 km/h).
Possible solution
Set a speed ( page 205).
Accelerate to a speed exceeding
20 mph (30 km/h) and set the speed
( page 205).