Mercedes-Benz G-Class 2013 Owners Manual - Manual (Page 236)

Display messages Possible causes/consequences and M Solutions
b
Check Left Daytime
Running Light or
Check Right
Daytime Running
Light
The left or right-hand daytime running lamp is defective.
X Visit a qualified specialist workshop.
b
Malfunction See
Operator's Manual
The exterior lighting is defective.
X Visit a qualified specialist workshop.
b
Auto Lamp Function
Inoperative
The light sensor is defective.
X Visit a qualified specialist workshop.
b
Switch Off Lights
The lights are still switched on when you leave the vehicle. A
warning tone also sounds.
X Turn the light switch to Ã.
Engine
Display messages Possible causes/consequences and M Solutions
+
Check Coolant
Level See
Operator's Manual
The coolant level is too low.
X Add coolant, observing the warning notes before doing so
(
Y page 291).
X Have the coolant system checked at a qualified specialist
workshop if the coolant needs topping up more often than usual.
? The fan motor is faulty.
X At coolant temperatures below 248 ‡ (120 †), drive to the next
qualified specialist workshop.
X Avoid heavy loads on the engine as you do so, e.g. driving in
mountainous terrain and stop-start traffic.
234
Display messages
On-board computer and displays