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decreasing lag

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Old Dec 11, 2004 | 11:24 PM
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Default decreasing lag

Is there a relatively inexpensive way to decrease the amount of time it takes when you mash the gas pedal to when the automatic transmission decides to put the power to the ground?

Seems like there is a good 1.5 - 2 second delay from when I floor it to when the car takes off.

This is on an A4 2000 coupe
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Old Dec 11, 2004 | 11:46 PM
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Partly due to the electronic throttle lag, not felt in manuals since you can rev the engine and let out the clutch, partly due to engine management program of the PCM. There might be a program that correct the engine management part of the problem.
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Old Dec 12, 2004 | 12:12 AM
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Originally Posted by bpc4me
Is there a relatively inexpensive way to decrease the amount of time it takes when you mash the gas pedal to when the automatic transmission decides to put the power to the ground?

Seems like there is a good 1.5 - 2 second delay from when I floor it to when the car takes off.

This is on an A4 2000 coupe
Yup, just swap out the automatic with a 6spd manual. The power is instant. Oh wait, did you say inexpensive?
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Old Dec 12, 2004 | 12:15 AM
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Originally Posted by WhiteC5Vette
Partly due to the electronic throttle lag, not felt in manuals since you can rev the engine and let out the clutch, partly due to engine management program of the PCM. There might be a program that correct the engine management part of the problem.
Any idea on program cost?
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Old Dec 12, 2004 | 01:19 AM
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If you haven't already replace the intake. Still there a little but it sure helped the throttle response on mine.
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Old Dec 12, 2004 | 01:51 AM
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Originally Posted by bpc4me
Is there a relatively inexpensive way to decrease the amount of time it takes when you mash the gas pedal to when the automatic transmission decides to put the power to the ground?

Seems like there is a good 1.5 - 2 second delay from when I floor it to when the car takes off.

This is on an A4 2000 coupe
Got the standard gear or the 3:15's?
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Old Dec 12, 2004 | 10:53 AM
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Standard gears I think.
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Old Dec 12, 2004 | 01:25 PM
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Originally Posted by bpc4me
Any idea on program cost?
I used a predator, helped just a little, best feature is it shifts a lot faster between gears, and you can set the coolant fans to come on a bit earlier.
If it is the standard 2.73, it is a dog off the line, but from a 20 roll, it ain't bad.
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Old Dec 12, 2004 | 08:35 PM
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anyway for me to look up a code on the car and see what it has?
I have no idea how to tell
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