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440 Display messages and warning/indicator lamps
Climate control
Display messages
&
inoperative See Owner's
Man.
&
inoperative Battery low
&
inoperative Refuel vehicle
Possible causes/consequences and
* The stationary heater is temporarily malfunctioning.
When the vehicle is stationary on a level surface and the engine has cooled down, make up to four attempts to
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switch on the stationary heater, waiting several minutes between each attempt.
If the stationary heater does not switch on, consult a qualified specialist workshop.
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* The on-board electrical system voltage is too low.
The stationary heater has switched itself off.
Drive an extended distance until the battery has reached a sufficient charge level again.
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* There is too little fuel in the fuel tank. The stationary heater cannot be switched on.
Refuel the vehicle.
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Solutions
M
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