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Well things are no better. Rather than mess around further, I placed an order with bmsbattery. That was a mistake! Bmsbattery are terrible! Been well over 2 weeks now since I placed the order and despite paying extra for fast shipping they still have not dispatched my order. For the first week...

With just the red and black connected, the on/off button on the display does nothing. Lights do not light up when pressed. Below is the wiring diagram for the controller. The 790 display has the following (according to manufacturer specs I found): Red - Battery + Blue - Lock Black - Battery -...

Oh... I connected the blue ignition wire to the red also supplying the display.

Thanks for your help. I got a wiring diagram from the controller manufacturer and I wired the display exactly as you described. The only trouble is that there was not a blue wire available from the controller. I wired the blue ignition wire to the red and the display lit up. Things were still...

Rather than mess around, I have decided to fit a brand new controller and display from BMSbattery. This is what I have in my basket. S06S controller Speed sensor LCD5 Meter 12 Signal Easy PAS (hopefully I will not need this fitted and I use the existing) Is this all good for my setup? Does...

Thanks @d8veh for your help. The key barrel was burnt out inside. I have replaced this now and the power is good and stable to the controller. I did double check that the old controller is faulty. If definitely is, with no lights on at all with power checked at the controller connections...

With help I think I am getting there with the connections. Now the next problem - the key/power mechanism is failing on the battery. Does anyone know where I can get this from in the UK?

Hi I bought a bike last week that I saw running for a short while, but after an hour it stopped. All lights on the LED meter off (790) and no motor assistance (rear 250w Bafang). Nothing. I have used the battery on another bike and it appeared good. I do have a multimeter, though I can't...