Help! KT-LCD3 PAS not working but throttle does

mt247

Pedelecer
Aug 12, 2020
111
17
So my problem is that PAS is not working. When I pedal pas sensor red light is flashing but doesn't give any engine power, it's installed to left side. I've tried c1 settings 2-7, with some c1 settings it gives a bit under 1 second push when starting to pedal but stops there. Throttle works normally.

settings:
p settings: p1 100, p2 1, p3 1, p4 0, p5 15
C settings: C1 08, C2 0, C3 0, C4 4, C5 10, C6 3, C7 1, C8 0, C9 0, C10 n, C11 0, C12 4, C13 0, C14 1

Motor:
MXUS XF15
48V
this kit: https://www.aliexpress.com/item/4000258829938.html
PAS sensor: KT-D12L , 12 magnets
 
Last edited:

Nealh

Esteemed Pedelecer
Aug 7, 2014
20,135
8,230
60
West Sx RH
C1 08 new one on me, I thought 07 was max.
For D12L/12 mag disc then C1 02, if still no joy try pedalling backwards in case disc face orientation or sensor orientation is wrong.
Ensure gap between disc/sensor is 1-2mm max.
 

mt247

Pedelecer
Aug 12, 2020
111
17
C1 08 new one on me, I thought 07 was max.
For D12L/12 mag disc then C1 02, if still no joy try pedalling backwards in case disc face orientation is wrong or sensor orientation is wrong.
Sensor doesn't flash when pedalling backwards so it's right way I'd say. I'll try later today 00-02 settings, thanks.
 

Nealh

Esteemed Pedelecer
Aug 7, 2014
20,135
8,230
60
West Sx RH
One can also adjust sensitivity with C14 3 is max or 2 for medium.
 
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mt247

Pedelecer
Aug 12, 2020
111
17
One can also adjust sensitivity with C14 3 is max or 2 for medium.
Ok so I changed C14 to 3 and tried c1 0-12 and best result what I got is video related, it activates motor for under a second only:

 

Nealh

Esteemed Pedelecer
Aug 7, 2014
20,135
8,230
60
West Sx RH
Show a pic of the PAS installation.
 

RapidRon

Finding my (electric) wheels
Feb 1, 2022
5
0
Hi, I am having the same problem, can you remember what the fix was?
Thanks
 

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