Operating elements for driving
3.2 Brief description of the operating elements
3 - 48 3 302 633 en Operating Instructions GMK5250L
27.09.2017
3.2.4 AdBlue system (DEF)
Instrument panel
AdBlue warning
Torque reduction indicator
Torque reduction override button
Adblue filling level indicator
– Off: Filling level sufficient, no fault
–On: AdBlue system malfunction
– Flashing: Adblue tank empty or fault
à p. 5 - 45
– Off: Torque reduction off
–On: Torque reduction on
– Flashing: Reduction in torque on the next time the engine is
started
à p. 5 - 45
– Press upwards once: Torque reduction overridden for 30 minutes
after 30 minutes
– Press up again: Torque reduction overridden for 30 minutes
after 30 minutes
– Press up again: Torque reduction overridden for 30 minutes
à p. 5 - 45
Shows the current Adblue filling level when the ignition is switched on