System test: Displays of instrument cluster

The system test permits simple, visual checks of the operability of all displays in the instrument cluster. For the check, the following are automatically activated:

All pointer instruments and their lighting
All segments of the LC display in the speedometer and their background light
All segments of the LC display of the program and gear display and their background light (in the case of automatic gearbox)

Check of the pointer instruments

The pointers are moved once continuous from the left-hand stop to the right-hand stop and back. During the check, the pointers must move smoothly.

Check of the indicator and warning lamps:

The following indicator and warning lamps are activated for the check:

Symbol/designation	Colour	Remarks
Turn signal indicators, left and right	green
Battery charge indicator lamp	red
High beam / headlight flasher	blue
Oil pressure low Oil level low	Red Yellow	LED two colors.
ABS (anti-lock braking system) inactive	yellow	Lettering ABS in USA
General brake warning lamp: - Parking brake - Brake-fluid level low - EBV (Electronic Braking Force Sistribution) inactive - DBC (Dynamic Braking Control) inactive	red red red yellow	LED two colours, lettering BRAKE in USA
Brake pad wear	yellow
Fog lamps	green
Rear fog light	yellow	Not USA
EPS (Electromechanical Power-assisted Steering)	yellow
Tyre Defect Indicator (RPA) (tyre pressure loss) / system failure or in the case of initialisation (tyre change, tyre pressure change)	yellow red	LED two colours, if coded
Airbag	red
Seat-belt warning	red	Can be coded on country-specific basis
Check Control (lamp faults)	yellow
Gearbox emergency program	yellow
EML (Electronic Throttle Control)	yellow
Engine electronics	yellow	SERVICE ENGINE SOON in USA
ASC (Automatic Stability Control) (regulating or is inactive)	yellow
DTC (Dynamic Traction Control) regulating	yellow
Coolant level low	yellow
Coolant high temperature	red
Open fuel tank catch (CHECK GAS CAP)	yellow	Only USA
Fuel reserve	yellow