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Old 11-04-2010, 11:39 AM   #25
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Joined: Sep 2005
Location: Southern Kalifornia
Oddometer: 2,419
Originally Posted by nevermind
I wonder if he's referring to closed loop and open loop...

No, he's referring the the transition point where the ECU switches from the manifold pressure sensors to the throttle position sensor. The TPS is more accurate than the manifold pressure sensor, but does not work well at idle... thus the need for both sensors.
~ Ken

PowerCell screwed with this post 11-04-2010 at 11:59 AM
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