Subject	The leak between the maf and turbo would have to be
Posted by	ztunerz on October 01, 2010 at 9:22 AM
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In Reply To	Ok, cool. Good to know. I guess I was thinking that posted by Ghoztt (CO) on September 30, 2010 at 10:57 PM
Message	Quite large to change the a/f that much. I would check fuel pressure.bad dampner or regulator or the vaccum hoses going to either one. The dip in torque could be the ecu pulling timing due to timing. Harry Formerly yellowzxtt
Follow Ups	1st Dyno Pull - Need some professional opinions... - MAD_96TT(ATX) 21:50:01 09/30/10 Wow, that's lean. Looks like a decent sized boost leak - Ghoztt (CO) 22:21:29 09/30/10 That is something I haven't checked yet...Fuel Pressure. - MAD_96TT(ATX) 22:36:41 09/30/10 Boost leak = rich - ztunerz 22:38:38 09/30/10 That's what I was thinking. The dip in torque looked - MAD_96TT(ATX) 22:42:36 09/30/10 wouldn't that depend on where the leak is? (n/m) - Ghoztt (CO) 22:44:31 09/30/10 no. - Halo TTZ 22:47:56 09/30/10 Ok, cool. Good to know. I guess I was thinking that - Ghoztt (CO) 22:57:35 09/30/10 The leak between the maf and turbo would have to be - ztunerz 09:22:31 10/01/10 pulling timing due to timing? I think you mean detonation. (n/m) - MixManMash 15:34:56 10/01/10 Correct, getting old, can't type (n/m) - ztunerz 00:32:13 10/02/10 2nd (n/m) - John (MD) 12:47:51 10/01/10 vacume leak? additional air not being metered? (n/m) - ForceFedTT (SoCal) 22:45:33 09/30/10 vacuum is always hovering around 21-24in Hg (n/m) - MAD_96TT(ATX) 22:48:45 09/30/10 Forgot to mention that I run 93 octane. (n/m) - MAD_96TT(ATX) 22:29:35 09/30/10 is your EGR still in? does your Z ever leave oil drops? (n/m) - FuerGrissa 22:36:15 09/30/10 EGR is still in for now. The only time I've seen oil was - MAD_96TT(ATX) 22:41:11 09/30/10 your cam covers and crank case get preasurized - FuerGrissa 22:57:44 09/30/10 I'm kinda leaning towards EGR as well. (n/m) - MAD_96TT(ATX) 23:02:21 09/30/10 Egr does not work at wot (n/m) - ztunerz 09:28:38 10/01/10 I would feel uneasy about pushing it with those a/f's. - HighPsi (NorCal) 22:47:20 09/30/10 Good numbers but as said do a boost leak test (n/m) - craigz96tt 10:27:11 10/01/10 Hmmmm interesting could be fuel pump control unit - John (MD) 13:02:02 10/01/10
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