Hondata

i downloaded the software and plugged my ecu in and turned the ignition on and once it tries to download error comes up and says error downloading ? anyone . sorry for the late response

hello new to the forum and would like to know how i can register my 2 kpro ecus one was in my car when i bought it and one was package deal where i bought a totaled rsx . ecu # on totaled rsx is 37820-prb-305 2054-100739. i would like to start using these programs to tune my 1992 civic k20a2 . any ...