$4k isn't bad at all - good find!
Messing around with CAN is on my to-do list...very cool.
Beers,
Matt
'07 W211 OM642
'95 W124.131/722.435, 211k - daily driver/Superturbo project - OM606.962 with "M" pump...under construction! (build thread
here)
'99 W210.025 - gone, but not forgotten
'94 Dodge/Cummins - gone, but not forgotten