Instrument cluster (IC), operating information - GF54.30-P-0002-05PC

Multifunction steering wheel (MFL) controls 

The multifunction display (A1p13) is operated via the following buttons:

• Scroll forward/back push-button (S110s1)
• System selection button (S110s3) + and -button, setting of specific functions and volume control
• (S111s1)
• Accept/terminate phone call button (S111s3)

With the buttons stated it is possible to call up in the multifunction display the display of various systems A1 and scroll within a system.

Likewise the following individual adjustments can be made:

• Change various vehicle adjustments
• Reproduce the manufacturer default settings Call up the stored fault messages and warning messages
• Call up the stored fault messages and warning messages
• Acknowledge the fault messages and warning messages
• Adjust the brightness of the instrument illumination
• Adjust the workshop level
• Switch on the roller test mode

If the instrument cluster (A1) is activated e.g. by opening the driver door, the basic display of the base function of trip odometer and total mileage always appears in the multifunction display (A1p13).

Calling the display of various systems 

The function requirement is "circuit 15R ON".

By pressing the system selection button (S110s3) of the multifunction steering wheel MFL the multifunction display (A1p13) is switched over to the basic display of the next or previous system.

The duration of the actuation is irrelevant for this. When the system selection button (S110s3) is pressed with the button on the inside the display skips on to the next basic system display.

When the system selection button is pressed (S110s3) with the button on the outside the display switches back to the previous basic system display in each case.

If all the systems have been run through, the basic display of the base function is reached again. When the system selection button (S110s3) is pressed again, the menu is again run through in the direction selected in each case.

Function of the system select/voice control push-button (S110s3) 

The above illustration shows the possible basic displays located on a circle:

• Trip odometer and total mileage (base function)
• Audio
• Navigation
• Distronic (DTR)
• Tire pressure loss warning (RDW)
• Error and warning messages
• Basic menu adjustments
• Trip computer
• Cellular telephone

The function requirement in order to scroll within a system is "circuit 15R ON". When the system selection button (S110s3) is pressed with the button on the inside the display changes on to the next basic display. When the system selection button (S110s3) is pressed with the button on the outside the display changes back to the previous basic display.

Only the basic displays of the systems and functions with which the vehicle is equipped are displayed. If a system is not fitted, it is not displayed when the system selection button (S110s3) is pressed.

In addition to the main screen, most systems also feature other screens.

The scroll forward/back button (S110s1) is used to scroll within a system.

The function of the scroll forward/back button (S110s1) is shown in the lower illustration on the example of the base function trip odometer, total mileage.

By pressing the system selection button (S110s3) it is possible to switch over from any display screen into another basic display.

Function of scroll forward/back button (S110s1) on the example of base function 

Function of scroll forward/back button (S110s1) on the example of displaying remaining distance or remaining time 

Operation sequence:

• Press one button of the system selection button (S110s3) until the base function trip odometer, total mileage is displayed.
• With the scroll forward/back button (S110s1) press the button (↓) for scrolling forwards or the button (↑) for scrolling backwards until the remaining time or remaining distance appears in the multifunction display (A1p13).

Overview and sequence of adjustment options of the "adjustments" basic display 

Change sequence of function adjustments:

• Press the system selection button (S110s3) until the "ADJUSTMENTS" function appears in the multifunction display (A1p13).
• Press the scroll forward/back button (S110s1), the button (↓) for scrolling forwards or the button (↑) for scrolling backwards until the display of the function to be changed appears in the multifunction display (A1p13).
• Press the + and -button, adjustment of specific functions and volume control (S111s1) using the (+) button or with the (-) button until the arrow in the display is on the desired value.

Possible individual adjustments in the 2nd operating level when the vehicle is in motion 

Function requirements:

• Circuit 15R ON
• At a speed < 5 km/h (up to 31.05.01)
• At a speed > 5 km/h also possible while driving (as of 01.06.01 for all vehicles except )

Via the "ADJUSTMENTS" function the driver has the option of adjusting the following default settings in the instrument cluster (A1) while driving:

• The time function; adjusting the hours.
• The time function; adjusting the minutes.
• The temperature display function; adjusting the outside temperature. It is possible to switch over between °C and °F. In addition the instrument cluster (A1) places a message on the Controller Area Network bus class B (interior) (CAN-B) for the automatic air conditioning or comfort automatic air conditioning
• Die text function/language; adjusting the language. The language in which the texts appear in the instrument cluster (A1) can be selected here. The instrument cluster (A1) also places a corresponding message on CAN-B.

Possible individual adjustments in the 2nd operating level when the vehicle has stopped 

Function requirements:

• Circuit 15R ON
• The vehicle has a speed < 5 km/h

Via the "ADJUSTMENTS" basic display the driver has the option of carrying out the following default settings in the instrument cluster (A1):

• Speedometer adjustments

  It is possible to switch over between miles units and kilometer units. This switchover also has an effect on the display of the trip computer integrated in the instrument cluster (A1). In addition the instrument cluster (A1) places a corresponding message on the Controller Area Network bus class C (engine compartment) (CAN-C).

• Heater adjustments
  • Stationary heater cut-in time
  • Heater booster
• Comfort adjustments
  • Activate the access aid
  • Activate the adjustments key-dependent
  • Activate the mirror adjustment when parking
• Lighting adjustments
  • Light circuit for driving lamps
  • Headlamp switch-off delay
  • Interior light OFF delay time
• Vehicle adjustments
  • Speed limit for winter tires
  • Audio mode (frequency/memory)
  • Automatic door locking
  • Trailer theft warning

Up to 31.05.01 adjustments are only possible at speeds < 5 km/h. If the speed increases to > 10 km/h during the adjustment, the display switches back to the "adjustments" basic display Only once the speed has dropped again to < 5 km/h, does the display switch back to the previous display screen.

As of 01.06.01 (for all vehicles except z) adjustments are also possible at speeds > 5 km/h. The driving lamps are an exception.

Resetting the factory settings 

All the adjustments are reset to the manufacturer default setting by this process:

• Press the system selection button (S110s3) until the "ADJUSTMENTS" function appears in the multifunction display (A1p13).
• Press the trip odometer reset button (A1s3) for at least t = 3 seconds.
• The message "DO YOU WANT TO RESET TO MANUFACTURER DEFAULT SETTINGS?" appears in the multifunction display (A1p13).
• Press the trip odometer reset button (A1s3) once more within t = 5 seconds. All settings are now reset to the factory settings.
• If the trip odometer reset button (A1s3) is not pressed within this t = 5 seconds, the display switches back to the basic display.

The settings are then not reset.

As of 01.06.03 the instrument cluster (A1) detects the trip odometer reset button (A1s3) as jammed, if it is pressed for more than 60 seconds. The trip odometer reset button (A1s3) is then interpreted by the instrument cluster (A1) as not pressed.

As of 01.06.01 (for all vehicles except ) the reproduction of the manufacturer default settings can be performed while driving. With the "instrument cluster", "illumination" and "vehicle" adjustments the message "NOT COMPLETELY RESET TO MANUFACTURER DEFAULT SETTINGS WHILE DRIVING" appears.

Calling stored error and warning messages 

When the instrument cluster (A1) is active, you can scroll though the saved messages:

Press the system selection button (S110s3) and + and -button, When the instrument cluster (A1) is active, you can scroll though the saved messages:

• Press the system selection button (S110s3) and + and -button, adjustment of specific functions and volume control (S111s1) until the "FAULTS" display appears in the multifunction display (A1p13).
• Scroll through the fault messages using the scroll forward/back button (S110s1). The messages are displayed in the order in which they were acknowledged.

Acknowledging error and warning messages on the multifunction display (A1p13) 

Most messages in the multifunction display (A1p13) can be acknowledged by pressing the trip odometer reset button (A1s3).

Most messages in the multifunction display (A1p13) can be acknowledged by pressing the trip odometer reset button (A1s3). Fault or warning lights that light up in parallel cannot be acknowledged.

Setting the illumination brightness 

Using the variable resistor for instrument illumination (A1r1) the brightness of the illumination of the instrument cluster (A1) as well as the controls and switch illumination can be adapted to individual needs. Turning the variable resistor for instrument illumination (A1r1) clockwise causes an increase in brightness, turning it counterclockwise causes a reduction in brightness.

Adjust workshop level in the instrument cluster (A1) 

The function requirement is "circuit 15R ON".

The following steps are necessary in order to reach the display of workshop level in the multifunction display (A1p13):

• Adjust standard display (basic condition with current total mileage and trip odometer and outside temperature)
• Press trip odometer reset button (A1s3) for approx. 25 seconds (as of 1.6.03 press the trip odometer reset button (A1s3) 3 times in 2.5 seconds) until a beep is audible

Via the scroll forward/back button (S110s1) on the multifunction steering wheel MFL it is possible to change between the individual sub-items:

• On-board electrical system voltage display (as of 1.6.03)
• Chassis number (as of 1.6.03)
• Roller test mode

Switch on roller test mode 

With the roller test mode the wheel speeds of the driven axle are reflected in the non-driven axle. This is necessary on the brake test stand so that no fault is entered in the ESP and BAS control unit (N47-5).

To do this, the following adjustment must be made:

• Adjust the workshop level in the multifunction display (A1p13).
• Press the scroll forward/back button (S110s1) once towards (↓). The rolling test display appears.
• Switch on the roller test mode using the + and -button, adjustment of specific functions and volume control (S111s1).

Even if "circuit 5R ON" has been switched off in the meantime, the roller test mode remains active until it is switched off using the + and - button, adjustment of specific functions and volume control (S111s1).