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    Kalkhoff Tasman impulse 2.0

    @sjpt thanks for replying. I've been using the battery on another bike for a couple of weeks now without issue so I think I can rule that out. The other bike is a front hub motor whose battery is dead so I've just hooked up the mid drive battery with ad hoc wiring but it all works ok.
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    Kalkhoff Tasman impulse 2.0

    To @ThePara, well done! To @vfr400 and everyone else, I have a similar situation to @ThePara. I'm 99% sure I have an impulse 2.0 system which is on a "gazelle" frame (the insides of the motor I have look identical to @ThePara pics although mine doesn't have any branding on the outside, just a...