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Suddenly the Bafang BBS02 motor stops running I get a error 08H controller report on the screen (motor hall signal wire error) I open the controller and made a connection to a other motor and it worked So the controller is it not Then I connect the controller to the faulty motor I do not...

I have changed the controller and the motor is working again but without start-up (push button) it worked I have changed the power-up push button and the lcd screen and also this problem is solved A lot goes wrong with the bafang BBS02 unreliable

I have bought a new bafang bbs02 and I have changed the old motor with the new controller and the motor worked. But without start up. It drives without power up!. I can also start up and the screen is working and it work normal. What is wrong?

I made a new connection with new connectors to be sure I'm now waiting on mine new bafang 48v750w I saw that one of the plastic isolates from the connector in the controller is bad and can give short circuit with the metal of the controller I received it so, this is bad work from bafang And I do...

negative green = 10 Kohm yellow = 10 Kohm blue = 10 Kohm Positive changing green 1 time 0,5= Mohm 2= 68,5 Kohm 3= 16 Kohm yelow 1 time 4.6 Kohm 2= 70 Kohm blue 1 time 4.6 Kohm 2 = 0,5 Mohm The result are always changing with a new try between positive and the wires.

No it was water in the controller, since then I have all different problems I think to buy a new complete bbs02 or only a new controller than I can always made a better diagnose with new components and the defect product I can sent back to China in warranty I hope The problem can be the display...

Now I connect again and I get error code 12

I have never see error code 12 this morning It start with error code 3 than 4 than 30 and than nothing no more the resistance of the fat wires green, yellow and blue out of the controller give; green yellow 42Kohm yellow blue 22Kohm green blue 38Kohm

The Lcd display is working, only the battery indicator is empty, but the voltage is good.

I start mine motor again to go to work this morning, I get always error code 3? Error code 3 do not exist in the manual? After search after the fault and restart, change nothing I get error 4? Then I change the throttle I get error 30. I have to push very long on start button before the display...

Yes I will do better sealent with silicone. Nothing from bafang or seller, bad service. Only answer, defect controller sell new.

Indeed I have the motor dry it for a night with controller open, and everthing seems ok. Thanks for the info.

Between negative the fet green, yellow and blue wire give 4k, 7k ohm and 9.5k ohm. Between positive and the wire it give nothing.

Yes, I have checked 3 times.

when I start up, the motor starts sometimes, when I stop, the motor do not start again. Power off, power on, nothing. Start up, when motor work ok, I long I give gas. When I stop, nothing no more.

Before I open it, power up for test, it starts. Stop motor, give gas, nothing no more. The screen go out after 5 min., power up, motor starts, stop, gas, nothing no more.

I opened the controller and it contained water, dried and closed again. Connected the motor turned. Everything connected again. Power up, engine no longer rotated. Again controller open and checked again. And connected again, works again. Run the motor for a while. Reconnect everything, start...

I want check the error codes in the menu I start up, I do not get an error code no more The motor is still not working I look for the error codes in menu but is empty

No the 850C version color screen

Yesterday it was heavy snowing, I drove slowly, speed 1, 10 km per hour and with 55V voltage. When the bafang motor suddenly stopped after holding. I got no wrong info on display, the morning after when drying up the wet. I received error code error code 12. What would be the problem? Top