First read and observe the introductory information
and safety warnings
In some vehicles, the instrument cluster will show which gear should be selected while the vehicle is in motion to reduce fuel consumption.
| Display | Meaning |
|---|---|
|
The current gear is optimal. |
|
A higher gear is recommended. |
|
A lower gear is recommended. |
In vehicles with a manual gearbox the recommended gear will be indicated in the form of a number and a recommendation to shift up or down into the gear shown will be displayed in the form of an arrow.
In vehicles with an automatic gearbox if the selector lever is in the tiptronic position, the current gear will be indicated in the form of a number and a recommendation to shift up or down a gear will be displayed in the form of an arrow .
Information on cleaning the diesel particulate filter
The exhaust management system detects when a diesel particulate filter is filling up and aids the filter's self-cleaning process by recommending the most suitable gear when driving. This may mean driving with increased engine speed in exceptional cases .

CAUTION
Driving in the correct gear can reduce fuel consumption.
Gear-change indicator display goes out when the clutch is depressed in vehicles with a manual gearbox or when Tiptronic position is deselected in vehicles with an automatic gearbox.
Fault in the function of the automatic gearboxTires, Dismounting, Run-Flat Tires and Ultra High Performance Tires
Only trained personnel can perform the assembly work on
run-flat tires and ultra high performance tires.
If equipped check the tire pressure monitoring sensor with
the vehicle diagnostic tester and if necessary replace.
...
Fiber-Optic Cable, Assembling
Special tools and workshop equipment
required
Fiber-Optic Conductor Repair Set -VAS6223A-
Hose Cutting Pliers -VAS6228-
Vehicle Diagnostic Tester
It is very diffi ...
Test Requirements
Radiator and condenser are clean (clean if necessary).
The ribbed belt for the A/C compressor and alternator
tensioned correctly.
All air ducts, covers and seals are OK and installed
correctly.
...