Mercedes-Benz S 350 Owner's Manual page 515

Auxiliary heating*/heater booster
system*
Problem
The auxiliary heating or the heater booster
system is not functioning.
The indicator lamp in the auxiliary heating
remote control lights up orange.
The indicator lamp in the auxiliary heating
remote control flashes orange.
Leaving the vehicle parked up
Problem
You wish to leave your vehicle parked up
for an extended period (longer than six
weeks).
Possible cause/consequence
The fuel tank is only filled up to the re-
serve range.
The remote control batteries are almost
discharged.
The remote control batteries are dis-
charged.
Possible cause/consequence
Practical advice
Troubleshooting
Suggested solutions
Refuel at the nearest filling station.
Change the remote control batteries
( page 500).
Change the remote control batteries
( page 500).
Suggested solutions
Visit a qualified specialist workshop and
obtain advice.
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