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Off idle and crisp throttle response tuning

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Old Oct 11, 2005 | 04:29 PM
  #1  
2000SSNB's Avatar
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Default Off idle and crisp throttle response tuning

Hell,

I have the efilive tuning software and have palyed with it, mostly
for WOT and idle speed etc. No service light etc. I pretty much
have it tuned for the Z06 (2003) since I have ported LS6 heads,
the LS6 intake etc. etc. Cam is 212/218 .522/.529 115LSA with 3 deg advanced ground in.

I have a "feeling" that I could extract a bit better throttle
response via tuning (when the car is warming up throttle response
seems better than when warm...) but am not sure how
to systematically do it?

Any previous discussions on this or recommendations/procedures?
Thanks,

Gert
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Old Oct 11, 2005 | 06:06 PM
  #2  
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Default

Great description of what to do here:
http://redhardsupra.blogspot.com/
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Old Oct 11, 2005 | 09:41 PM
  #3  
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Default

Originally Posted by 2000SSNB
Hell,

I have the efilive tuning software and have palyed with it, mostly
for WOT and idle speed etc. No service light etc. I pretty much
have it tuned for the Z06 (2003) since I have ported LS6 heads,
the LS6 intake etc. etc. Cam is 212/218 .522/.529 115LSA with 3 deg advanced ground in.

I have a "feeling" that I could extract a bit better throttle
response via tuning (when the car is warming up throttle response
seems better than when warm...) but am not sure how
to systematically do it?

Any previous discussions on this or recommendations/procedures?
Thanks,

Gert
Car is open loop before reaching operating temp (80*C). Closed Loop at and after 80*C. Your better throttle response is probably due to richer AFR when open loop. FWIW.
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Old Oct 12, 2005 | 08:28 PM
  #4  
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From: on the dyno tuning in MD
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Check out the EFILive forum. Read the "autotune" sticky and check out some of the posts. Do you have a wideband you can hook up to tune with? It is an essential for proper tuning. Basically, you need to first tune the VE table and then the MAF table using the wideband.
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