throttle issues

m3vuv

100 W
Joined
Nov 16, 2017
Messages
225
Location
horncastle lincs uk
Hi all,yesterday my ebike conked out,after a few checks i found no signal from the throttle,on inspection the 5v left leg of the hall sensor had coroded thru,no probs just replace the hall,originaly i would get a varying voltage output from abou.5v to 4.7v from the rh leg of the hall and ground,with the replacement its roughly .5v-2.2v depending on throttle position,if i put a 8k resistor between the lh input leg and the rh output leg,the output is 0v until the throttle gets to a certain point then jumps to 5v,there is no gradual rise as i turn the throttle,its all or nothing,any ideas?,cheers paul m3vuv.
 
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