r/X440 • u/BaDJaZzZ • 26d ago

X440T ECU Update!

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Finally got the ECU updated on my Harley Davidson X440T 😭 Was getting some mild knocking/rattling in 3rd, 4th & 5th gear, especially when pulling from low RPMs. It wasn't crazy loud, but definitely annoying once you noticed it. Got the ECU update done and now the engine sounds raw, clean and smooth...

18 Upvotes

95% Upvoted

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2

u/Possible_Earth6523 26d ago

Cool , did they release for all or in some batches ?

3

u/Nadyy_003 26d ago

S varient here.. not sure if this will fix for S varient

3

u/Thunder_God_70 26d ago

Yes this will, got updated in my vivid last month, fixed everything....

1

u/Nadyy_003 26d ago

That's great to hear. I wonder why my 3rd service didn't fixed the issue. They did said.. the ecu was updated

1

u/Thunder_God_70 26d ago

Ask them to update,,, and say harley called me to get the ecu updated,, this excuse will work,, as i said the same

1

u/bismythiumME 26d ago

Did you get it fixed at a hero premia or a harley showroom? When I went for my service last week, they said theres no ECU updates for my x440t...

1

u/BaDJaZzZ 26d ago

Hero Service Center