View Full Version : bouncing idle
killaz
June 17th, 2006, 08:37 PM
Hey guys. Getting the car dialed in. After the car is warm sometimes the idle will bounce between 800-1100. When i drive then put the car in nutrial, it idels great at 900. when i come to a stop sometimes it will fluxuate. But sometimes i can pull up to a light, and bam it idle's great at 900. What should i check out.?
thx
ringram
June 17th, 2006, 09:02 PM
Desired Air flow.
You can log ect vs rafig from cold startup in a map and add to your desired air table. Do a search for "idle transition" you will see all the info there.
You might also need to tweak spark/idle under and overshoot timing adjustment downwards.
TAQuickness
June 17th, 2006, 10:12 PM
The BIDI controls are good for finding the spark and AFR your engine likes for idle. Key to idle is getting the B4307 table dialed in.
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