Subject	Due to saturation of the signal, recal. is recommended (n/m)
Posted by	RevTech on June 09, 2011 at 10:42 AM
	This message has been viewed 181 times.
In Reply To	Interesting that mafs are supposed to "accurately" measure posted by ztunerz on June 09, 2011 at 12:57 AM
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Follow Ups	FYI only - if you make changes to the intake system - The Devils Z 00:00:02 06/09/11 Interesting that mafs are supposed to "accurately" measure - ztunerz 00:57:42 06/09/11 but if the MAF only meters air and therefore only - ForceFedTT (SoCal) 02:42:35 06/09/11 Well... - kickerzx 04:36:18 06/09/11 maf systems "shouldn't" need to know VE (n/m) - Antihero 11:37:37 06/09/11 They do need to know the diameter of the tube they - BigTDogg (MA) 11:52:06 06/09/11 and why do you think that is changing :) (n/m) - ztunerz 12:38:48 06/09/11 On Z's it doesn't, other cars with a dip-in style meter - BigTDogg (MA) 12:57:12 06/09/11 thats my point VE "should" have no impact on a MAF >> - ztunerz 12:40:21 06/09/11 ummm think again, maps are already scaled (n/m) - ztunerz 12:38:06 06/09/11 Doesn't the ECU run open loop under WOT? if that's the case - MixManMash 08:35:46 06/09/11 AFAIK open loop means the ECU ignores the O2 sensors output, - Inzane 09:29:32 06/09/11 Brain fart. Right, which means there would be no way for - MixManMash 12:15:29 06/09/11 open loop refers to O2 sensors - aliaZ 09:35:22 06/09/11 Ahh yes. Excuse the morning brain fart. (n/m) - MixManMash 12:13:46 06/09/11 Due to saturation of the signal, recal. is recommended (n/m) - RevTech 10:42:47 06/09/11 LOL sounds like a Mitch comment - vague and... (n/m) - ztunerz 12:41:17 06/09/11 The scale saturates easier with the added air Mr. Harry (n/m) - RevTech 15:04:11 06/09/11 lol (n/m) - aliaZ 18:27:26 06/09/11 What is this statement supposed to mean? (n/m) - Jeffblue 15:45:20 06/09/11 It means the cells accessed reaches the right side - RevTech 17:03:15 06/09/11 So you are saying the maps are not fully expanded - ztunerz 17:12:08 06/09/11 Harry - you actually already have my bin. Using "add mode" (n/m) - The Devils Z 17:50:01 06/09/11 Good point. A sneak at the bin will help. - RevTech 18:34:41 06/09/11 I noticed that after installing my selin kit my af did the - MikeVar82 06:39:07 06/09/11 getting closer... (n/m) - ztunerz 12:41:53 06/09/11 Closer to what? is it normal or not? (n/m) - MikeVar82 16:00:30 06/09/11 It shouldn't be... - Jim (Selin Design) 16:33:56 06/09/11 Nope just direct swap from single to selin. nothing else - MikeVar82 16:40:11 06/09/11 How much of a change did you see? - Jim (Selin Design) 18:16:44 06/09/11 About the same as OP. 11.6 to 12.6 -.8 - MikeVar82 19:03:05 06/09/11 Hmmm thats quite a change... - Jim (Selin Design) 11:58:06 06/10/11 When I installed my selin kit .. Before and after - The Devils Z 17:44:10 06/09/11 More questions - ztunerz 16:52:33 06/09/11 yes, 13-14 psi, i wanna say 14-15 i think - MikeVar82 16:56:29 06/09/11 Do you have a datascan cable ? - ztunerz 17:01:13 06/09/11 Dont have datascan cable. ill check the voltage. (n/m) - MikeVar82 17:04:07 06/09/11 ... or get a SZ custom tune after install :D (n/m) - vorpalZ 12:20:17 06/09/11 Hopefully not necessary. - Wright (Ca) 13:14:25 06/09/11 "pretty good job?" Hmm...not sure I want "pretty good" - ForceFedTT (SoCal) 15:22:48 06/09/11 I said "good" not "pretty good". (n/m) - Wright (Ca) 18:22:16 06/09/11 What type of mods necessitate an ECU re-tune? (n/m) - OverZealous (CT) 21:38:07 06/09/11 Have you corrected back to 11.5 using Nistune? (n/m) - jschrauwen 14:19:26 06/09/11 not yet --after speaking to Ztuner today, I am going to - The Devils Z 15:36:30 06/09/11 A Boost leak would render a rich condition. - MixManMash 17:24:55 06/09/11 He will have to pressurise the entire intake tract to - ztunerz 17:34:22 06/09/11 I was speaking more technically. I understand what you mean - MixManMash 11:03:40 06/11/11 Negative. >>> The beauty of MAS-based EFI systems <<<< - Ash's Z 02:55:50 06/10/11 question - so what you are saying is that based on your - The Devils Z 09:35:17 06/10/11 For the most part, that is correct. When you also have to - Ash's Z 10:48:59 06/10/11 .. so I have some checking .. (n/m) - The Devils Z 17:40:10 06/10/11
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