Suzuki Vitara checksum calculation

[misiekgol2]

Hi,

I need help with checksum calculation for ECU flash 29F400 after IMMO OFF.
Suzuki Vitara 2.0HDI siemens SID801A 5WS40160A-T 3 plugs.

Thanks for help:)

229718

[gezame]

Hi
For good checksum calculation, need original & mod (off) file.