TrekPow V03HW, User Manual

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1. Does the OBD II interface need to be
charged? Can it be plugged in the car for a
long time?
The OBD II interface doesn’t need additional
power supply, and the engine needs to be started
when testing. The OBD II interface is low in power
consumption and can be connected for a long time.
If the vehicle is parked for a long time, it is
recommended to Unplug it.
2. What kind of vehicle does the OBD apply
to?
It apply to vehicles produced in and after 1997
which support the OBD II agreements ( 9
agreements).
3. How to clear the fault codes? When can
they be completely cleared?
a. Occasional fault codes or temporary software
fault codes ( such as voltage instability, electrical
faulure) can be cleared through the apps.
b. Fault codes caused by hardware problems will
continue to appear sfter clearing. It can be
completely cleared through the app software after
the problem is solved.
Frequen tly Asked Questions