Author Topic: 03 Titanium throttle dead spot  (Read 4424 times)

Offline Kiwi_Roy

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Re: 03 Titanium throttle dead spot
« Reply #30 on: December 17, 2019, 06:18:16 PM »
A few years back i had the bright idea of setting the TPS Voltage on the fly, I bought a wide band fuel ratio meter similar to this
https://www.trackwerks.com/products/aem-electronics-digital-wideband-uego-gauge?variant=31282280333396
I thought if I can change the TPS millivolts while riding I can tweak the mixture for the optimum reading on the fuel meter. I was somewhat surprised to find that at speed I could vary the TPS mV +/- 100 mV with barely any impact on the fuel ratio. It probably has more impact around idle but I think other factors like engine revs must have more at speed.
Update.
This was before the days of Guzzidiag, I had one of the Cliff Jefferies ECU kits in a Vll sport, i was thinking once I had the best TPS setting for any given speed I would tweak the map but I ended up getting a better map from a guy in Europe
« Last Edit: December 18, 2019, 08:06:50 AM by Kiwi_Roy »
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Offline John A

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Re: 03 Titanium throttle dead spot
« Reply #31 on: December 17, 2019, 08:37:28 PM »
 In 2001  Doug Lofgren made a map for my hot rod Bassa on the dyno with an FIM program, he said the 15M factory map was crude.  He added a gob of reference points for it to adjust itself.  Best 1500 bucks I ever spent,  amortized.
John
MGNOC L-471
It is easier to fool people than it is to convince them that they have been fooled-Mark Twain
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Offline masdbo

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Re: 03 Titanium throttle dead spot
« Reply #32 on: December 18, 2019, 09:53:11 PM »
Thanks for all the input.   I was surprised myself that it ran well from just slapping it on.  I will go through the procedure set it up and see where it is, but honestly it runs as good as it ever did.   

thanks again

 

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