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Joelkswagen Joelkswagen is offline
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Posts: 28
Join Date: Sep 2019
Car: 135i
Default 09-12-2019, 04:36 PM

Originally Posted by Dave @ BMS/Fuel-It!
The timing flat line / corrections imo are likely octane related, possibly old plugs, although if swapped 10k ago- that isnt extremely old- which plugs are you using?

You could throw a bit of ethanol in there 2-3 gallons, and see if that cleans up the timing
Thank you Dave! I will run some logs with some E added to the tank, and report back. I also ordered the recommended NGK plugs.
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