Emergency Operation (Limp-Home Mode) - Mercedes-Benz 2008 M-Class Operator's Manual

Emergency operation (Limp-Home
Mode)
If vehicle acceleration becomes less re-
sponsive or sluggish or the transmission
no longer shifts, the transmission is most
likely operating in limp-home (emergency
operation) mode. In this mode only second
gear and reverse gear can be activated.
Stop the vehicle in a safe location.
Shift to park position P.
Turn off the engine.
Wait at least 10 seconds before
restarting.
Restart the engine.
Shift to drive position D (for second
gear) or reverse gear R.
Have the transmission checked at an
authorized Mercedes-Benz Light Truck
Center as soon as possible.
Controls in detail
Automatic transmission
197