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EN Operating Instructions
Restore factory settings
Prerequisite: Head-up display switched o.
1. Hold the function wheel[4] until step 3.
2. Simultaneously connect the OBD connecting cable to the USB port [6] on the head-up display.
3. Use the On/O switch [5] to switch on the head-up display. Set the switch to the ON position. All symbols
will light up and you will hear a sound.
4. Release the function wheel[4]. The device has been reset.
5. The display will show the battery voltage for approx.10seconds. It will then show the current speed
(km/h).
TROUBLESHOOTING
This section describes errors which may occur when using the head-up display.
Error/Problem Solution
No display
Start the engine. Verify the head-up display is switched on.
Verify the OBD connecting cable is correctly and firmly con-
nected.
If the problem continues, test the head-up display in a dif-
ferent vehicle. Have your vehicle’s data link connector (DLC)
checked.
Display incorrect
Adjust the correction values.
Restore the factory settings of the head-up display from the
settings menu.
Older vehicles may not display all values.
Unable to read display
Increase the display brightness in the settings menu or set the
display brightness to auto.
Head-up display switches
o after 60seconds
The head-up display only works in vehicles with OBD-II inter-
face.
Head-up display does not
automatically switch o
Vehicles with start-stop system:
In the settings menu, set the starting voltage to 13.2V. If the
voltage is lower, the head-up display automatically switches
o after 3minutes.
Head-up display switches
o whilst driving
In the settings menu, set the starting voltage to 12.6 to 12.8V.
Head-up display restarts
after shutting o the engine
In the settings menu, change the starting voltage to 13.6V.
Inaccurate rpm
In the settings menu, verify the correct speed unit is selected
(km/h or MPH). Adjust the speed correction value.
Inaccurate fuel economy Adjust the fuel economy correction value.
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General