Solution for Common Problems
1.The screen without any display,and no electricity
Reason: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 no display
still,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.HUD only shows the car voltage and be automatic power off after 30 second
when it under the condition with electricity while driving.
Reason: HUD just available for cars with OBD2 agreement and EU-OBD agreement
（European region: after 03 years, Other region:after 07 years）
HUD Products donnot support JOBD and OBDI and recommended test for another
car.
3.See not clearly when HUD under the sunlight.
Check whether the HUD host surface protective film is torn,and please stick the
reflection film in the gift box corresponding on the windscreen.Or vertical press in 5
seconds to enter into menu setting when HUD is power on,short press 4 times to
menu 4,adjust the parameter to 2,vertical press in 5 seconds to save.
4.wrong operation lead to crashes. Or inaccurate datas
Do a reset setting.
5. Inaccurate Speed
a.First check the speed unit is correct or not, the speed unit including KM/H and
MPH, short press in the wave button to switch between KM/H and MPH
b.When HUD is power on,vertical press the wave button 5 seconds to enter into the
menu options, here menu option shows 0,parameter shows 107,up or down the
wave 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.HUD setting for ASS(Automatic start/stop system)
The default value for HUD shutdown time is 10 seconds,when the car is gas-electric
hybrid and automatic start/stop system, you can delay the shutdown time(from10
seconds extend to 120 seconds.)
