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2021 Grom ECU reset.

4K views 16 replies 6 participants last post by  junkfoodjay 
#1 ·
Has any one reset the ECU on the new grom and if so how?
 
#4 ·
I know you said you have a 2021 Grom, but it should be vary similar.

 
#12 ·
Are you sure you found the correct plug? In the manual, it shows the plug only has 2 pin outs, thus the the wire colors doesn’t matter. Unless your UK/EU bike is somehow different than a US bike.
 
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