bmw e38 sw13 w14 mileage

[batpepi]

need help for calculate mileage on bmw e38 sw13 hw14

curent is 291258km
need 191258
thanks advance

[blackpirate]

use tachosoft
Car type: BMW E38/E39 High - 93c56 - SW 13
The mileage is stored in the next lines:
0040: 5D 6F 82 BF 90 A9 5D 6F 82 BF 90 A9 xx xx xx xx
where the next bytes:
5D 6F 82 BF 90 A9 - is a mileage

[batpepi]

i read with Xprog ,inside was 93c66.
need be swap from tachosoft when write with xprog.

[gieteknysa]

Car type: BMW E38/E39 High - 93c66 - SW 12, SW 13
The mileage is stored in the next lines:
0040: 25 1C 4C 14 7D 0E 25 1C 4C 14 7D 0E xx xx xx xx
where the next bytes:
25 1C 4C 14 7D 0E - is a mileage

[ALEXEI]

wrong algo in tachosoft