Search found 6 matches

by steve.82
March 7th, 2022, 7:48 am
Forum: Series I Tuning
Topic: Air fuel ratio base value?
Replies: 0
Views: 2507

Air fuel ratio base value?

Anyone know what this means? It says it's used in the calculation for injector duration, but not how. Currently set to 0.9422.
by steve.82
March 6th, 2022, 11:53 pm
Forum: Series I Tuning
Topic: E10, global modifier?
Replies: 7
Views: 2835

Re: E10, global modifier?

Intake is stock, exhaust is catless, pretty much stock apart from that. I am going to build a new exhaust soon so will revisit when that's fitted I think.
by steve.82
February 23rd, 2022, 5:59 am
Forum: Series I Tuning
Topic: E10, global modifier?
Replies: 7
Views: 2835

Re: E10, global modifier?

I'm revisiting this and run a bit of analysis on a datalog. Fairly significant positive trims in closed loop. AFR accuracy actually isn't too bad when in open loop. Below averages the sum of long and short trims from +/- 200rpm and +/- 0.02 load for each site, and colours it green if there are > 20 ...
by steve.82
November 14th, 2021, 8:27 pm
Forum: Series I Tuning
Topic: E10, global modifier?
Replies: 7
Views: 2835

Re: E10, global modifier?

Yeh I don’t know what the trims were before, could have been 6ish and the change only bumped it up a few %.
by steve.82
November 14th, 2021, 8:06 am
Forum: Series I Tuning
Topic: E10, global modifier?
Replies: 7
Views: 2835

Re: E10, global modifier?

+8% ish from memory. Will grab a log next time I take it out. Yep, got the full version :thumbup
by steve.82
November 6th, 2021, 3:59 am
Forum: Series I Tuning
Topic: E10, global modifier?
Replies: 7
Views: 2835

E10, global modifier?

The UK has recently switched from mostly E5 to E10 at regular fuel pumps. To keep my fuel trims relatively low I think I need to bump a bit more fuel in everywhere - what's the tidiest way of doing this?