Subject	can't hold 2000rpm ( stumbles )
Posted by	Red Hawk (CO) on October 02, 2011 at 11:01 PM
	This message has been viewed 205 times.
Message	also noticed it starts with a 15.5 afr and slowly gets to 14.1 after about 20 secs. when i try to hold at 2000rpm the car bounces around a few hundred rpm and has an afr of 17ish. I need advice, opinions, something... TT BEAST IN PROGRESS!
Follow Ups	can't hold 2000rpm ( stumbles ) - Red Hawk (CO) 23:01:43 10/02/11 MAF and TPS voltages. Check for major boost leaks. (n/m) - Draker (Eugene, OR) 00:07:40 10/03/11 can find or hear any leaks. im using a selin with two mafs - Red Hawk (CO) 01:07:00 10/03/11 I would go with a single MAF to test. - Draker (Eugene, OR) 01:49:31 10/03/11 Nope. All tested good. Must be something else... (n/m) - Red Hawk (CO) 16:24:07 10/03/11 ONE NOTE... Fixed leak causing stumble, STILL LEAN! when - Red Hawk (CO) 16:27:33 10/03/11 Check fuel pressure. FPR would be the next thing i looked at - madscientist222 18:45:40 10/03/11 Fuel Pressure is base 43 and full throttle 55. due to an - Red Hawk (CO) 20:15:37 10/03/11 Have you observed your voltages for TPS and MAF under - madscientist222 11:41:43 10/04/11 TPS set to.44 and it climbs under throttle. Both it and the - Red Hawk (CO) 20:50:54 10/04/11 What do you have the Selin *set* to? (n/m) - CoHPhasor 19:54:32 10/03/11 Idk what its called, but its right. car worked fine with it - Red Hawk (CO) 20:16:43 10/03/11 UPDATE... and I think this is a weird one. - Red Hawk (CO) 23:21:17 10/03/11 Have you changed injectors or pulled the fuel rail - ztunerz 10:18:44 10/04/11 Yes I have changed an Injector, and pulled the fuel rail (n/m) - Red Hawk (CO) 12:17:33 10/04/11 You have Nistune correct? - Woody75 (Denver) 08:14:06 10/04/11 Still basic setup, only using nistune for the diagnostics - Red Hawk (CO) 12:20:12 10/04/11 ANOTHER UPDATE... fixed a break in inejctor harness - Red Hawk (CO) 15:44:17 10/04/11 You need to stop fishing and get thorough. - CoHPhasor 19:25:40 10/04/11 Before you jump to conclusions, I did do a power balance... - Red Hawk (CO) 20:46:24 10/04/11 Ok, I'll give you that I could be jumping to conclusions... - CoHPhasor 21:48:13 10/04/11 Yes. Im sorry, Im jumping to conclusions now, I figured - Red Hawk (CO) 21:59:01 10/04/11
Post a Followup	You cannot reply to this message because you are not logged in.