Author: Jeroen Meijer

Dongle trouble #4: solution. Sort of

Short glossary: We have no ties with KONNWEI. Actually KONNWEI902s are knock offs of real ELM327 based hardware, but they have been the only consistently stable ones we have found. And we haven’t spotted “knockoffs of KONNWEI knockoffs”. Yet. It

Dongle trouble #3

Today I received an email stating that some KONNWEI’s are shipped with a 20 ohm resistor across the CANbus. This is a massive production fault. First of all, normal bus termination is 120 ohms, second, the dongle should not impose

Battery retrofit part two

These picture Harm took for us “on request” and are all taken from under the car looking up with the cover screen and battery removed.          

Battery retrofit part one

Dutch ZOE driver and enthusiast Harm Otten was #3 in The Netherlands to have the battery of his Q210 upgraded to the ZE40 type. He was allowed to take pictures of the procedure done only yesterday and I want to

Dongle trouble #2

A few days ago I tested that dongle I received and things were not looking good. Flow control commands are not accepted, and while I assured it is able to both send and receive data on the CANbus *) it

Dongle trouble ahead?

This is an intermediate post. I got a report from a user who ordered what seemed to be a bona fide KONNWEI, but had no success. That was slightly alarming, but one error could be anything. He send me the

Trip computer reset

There are two ways to reset the trip part, which makes the car “forget” driving and battery behavior. Reset “light” is through R-Link. This will reset the range indicator (GOM) to a value proportionally¬† related to the capacity of the

Volonteer wanted for Twizy

Thanks to the kind people running the OVMS project, we have access to quite a bit of documentation on the Twizy. Unfortunately, the current developers are unable to implement this knowledge into CanZE, mainly because lack of Twizy to play

Pictures of the PEC

This post is more for reference. In the R models there is no BCB and no PEB. These functions (power distribution, inverters, motor controller) are all integrated in one huge box called the PEC. Inside are several modules doing the

Pre-release builds

Starting now, we might sometimes publish pre-release builds for people who want to be on the bleeding edge, but are unable to build from the source. I am still checking if these can be unsigned builds. Regard these pre-releases as

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