Toyota GR86, 86, FR-S and Subaru BRZ Forum & Owners Community - FT86CLUB - View Single Post - Correct my understanding of shop tunes and off-shelf tunes

solidsnake11 · 09-07-2019, 10:45 PM

What i don't quite understand is if every car needs to be tuned different why does the factory only use one tune for 100,000s of cars?

I know one offs need a different tune but a lot of cars are using the same FI setups. Plus the computer has compensations built in.

09-07-2019, 10:45 PM	#8
solidsnake11 Senior Member Join Date: Nov 2018 Drives: brz Location: nc Posts: 318 Thanks: 431 Thanked 739 Times in 443 Posts Mentioned: 24 Post(s) Tagged: 0 Thread(s)	What i don't quite understand is if every car needs to be tuned different why does the factory only use one tune for 100,000s of cars? I know one offs need a different tune but a lot of cars are using the same FI setups. Plus the computer has compensations built in.