XT2500 Product Manual
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CONFIDENTIAL AND PROPRIETARY
5.3.3. Odometer Details
Odometer
Reset
Description
GPS Trip
Odom 1
Reset by script
Great-circle distance between subsequent sets of GPS latitude and
longitude
GPS Trip
Odom 2
Reset by script
Great-circle distance between subsequent sets of GPS latitude and
longitude
OBD Derived
Trip Odom
Reset by script
Distance calculated based on averaged subsequent OBD speed
readings
GPS Lifetime
Odom
Never resets
Great-circle distance between subsequent sets of GPS latitude and
longitude
OBD Lifetime
Odom
Never resets
Accumulated odometer since install, based either on ECU
odometer or averaged OBD speed readings
OBD True
Odom
Cannot modify
vehicle odometer
Distance acquired directly from ECU, 1m per bit
5.3.4. Linkage Version
Developer Revision
Number of Defined Fields
Sum of Defined Field sizes
4
208
> 645bytes
5
151
> 588bytes