Start the car engine; check if the OBD cable line is tight; please pull down the OBD
cables more times to ensure; check if HUD power switch turns on. If still no display,
please change another car to test, analyze whether the car OBD diagnostic interface
is good, if it is not good, please repair it and try again.
2.When HUD power on, HUD only shows the car voltage and be automatic power
off after 30 seconds driving.
HUD only available for cars with OBD2 and EU-OBD agreement(European region:
after 2003 years, Other region: after 2007 years）
HUD Products don’t support JOBD and OBDI protocol.
3.See not clearly when HUD under the sunlight.
Check whether the HUD protective film is torn, and please stick the reflection film
included in the gift box corresponding on the windscreen. Then vertical press in 5
seconds to enter into menu setting when HUD is power on, short press 7 times to
menu 7, adjust the parameter to 5, vertical press in 5 seconds to save.
4.Wrong operation leads to crashes
Do a factory reset
When HUD is power on, long press in the setting button for 5 seconds to enter into
the menu setting mode, short press in the button for 15 times to menu 15,the
default value is 0,short pull up or pull down to change it at 1,then long press in the
button for 5 seconds to save and exit
5.Inaccurate Speed
When HUD is power on, vertical press the setting button for 5 seconds to enter into
the menu 0 and the parameter shows 107, up or down the setting button to increase
or decrease the value according to the difference until it shows correct one. After
adjustment, vertical press in 5 seconds to save it.
6.Inaccurate fuel consumption
The unit for fuel consumption is L/100KM, HUD display is the single driving fuel
consumption, while car display is Integrated average driving fuel consumption, so it is
normal if there are difference.
3 kinds of fuel consumption
a. Idle mode: HUD display Instantaneous fuel consumption per hour (L/H), it means
HUD can figure out how much oil the car will consumed after start engine in one
hour
b. Driving mode: HUD display Instantaneous fuel consumption of 100KM
c. Finish driving: HUD display is average fuel consumption of 100KM, when turn off
the car, HUD will auto turn off in 10s
