Replacing my ECU
12-13-2021, 07:02 PM
#1
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E63 Wagon - Calcite White
Replacing my ECU
So it looks like my ECU went bad, car died while driving and wont start back up. Shop ran a bunch of tests and eventually hooked up an ECU from another car and it started right up. The car is tuned, will i be losing my tune and have to get the car tuned again? 
Last edited by auggie2420; 12-13-2021 at 07:11 PM.
12-13-2021, 08:49 PM
#2
Super Member
Yea, tunes are Vin locked I beleive
12-13-2021, 08:57 PM
#3
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2014 E63S; AMS 100 octane ecu tune; edok tcu tune; BB intakes; dyno tuned
on eBay and they work great I have three of them
