you just want to check the health of the battery or confirm the firmware version on the bike before you buy.
I'm going to do this as a bit of an experiment, so we will see if there is any demand for this kind of kit to borrow. I will also have to evaluate if it is worth the trouble in time and...
I can’t find the cable on the web. Do you know what is the connector type on the Alta side and what is the electrical drawing/pin out of this cable to reproduce one?”