mahindra marazzo dcm2.7ap

[maruti]

hello
i have mahindra marazzo dcm2.7ap
need to km chnage
i try with odometer with 24c16 all ok but km dash error bcoz ecu have km
so i write orignal dump to odometer
but now odo show only error
i have magic x17 & pcm flash but no tool read this ecu
hexprog read this ecu
but any one know how to km show orignal than i will returen car to customer
below attach photo of all

thanks

921964921965921966