TwinTurbo.NET: Nissan 300ZX forum - TPS set to.44 and it climbs under throttle. Both it and the
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TPS set to.44 and it climbs under throttle. Both it and the
Posted by
Red Hawk (CO)
on October 04, 2011 at 8:50 PM
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In Reply To
Have you observed your voltages for TPS and MAF under
posted by madscientist222
on October 04, 2011 at 11:41 AM
Message
Maf are following the stock tune is Nistune. I couldn't tell you exact numbers because they move around so much. But they do appear to all be within the bounds of what the ecu wants...
TT BEAST IN PROGRESS!
Follow Ups
can't hold 2000rpm ( stumbles )
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Red Hawk (CO)
23:01:43 10/02/11
MAF and TPS voltages. Check for major boost leaks. (n/m)
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Draker (Eugene, OR)
00:07:40 10/03/11
can find or hear any leaks. im using a selin with two mafs
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Red Hawk (CO)
01:07:00 10/03/11
I would go with a single MAF to test.
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Draker (Eugene, OR)
01:49:31 10/03/11
Nope. All tested good. Must be something else... (n/m)
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Red Hawk (CO)
16:24:07 10/03/11
ONE NOTE... Fixed leak causing stumble, STILL LEAN! when
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Red Hawk (CO)
16:27:33 10/03/11
Check fuel pressure. FPR would be the next thing i looked at
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madscientist222
18:45:40 10/03/11
Fuel Pressure is base 43 and full throttle 55. due to an
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Red Hawk (CO)
20:15:37 10/03/11
Have you observed your voltages for TPS and MAF under
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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)
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CoHPhasor
19:54:32 10/03/11
Idk what its called, but its right. car worked fine with it
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Red Hawk (CO)
20:16:43 10/03/11
UPDATE... and I think this is a weird one.
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Red Hawk (CO)
23:21:17 10/03/11
Have you changed injectors or pulled the fuel rail
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ztunerz
10:18:44 10/04/11
Yes I have changed an Injector, and pulled the fuel rail (n/m)
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Red Hawk (CO)
12:17:33 10/04/11
You have Nistune correct?
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Woody75 (Denver)
08:14:06 10/04/11
Still basic setup, only using nistune for the diagnostics
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Red Hawk (CO)
12:20:12 10/04/11
ANOTHER UPDATE... fixed a break in inejctor harness
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Red Hawk (CO)
15:44:17 10/04/11
You need to stop fishing and get thorough.
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CoHPhasor
19:25:40 10/04/11
Before you jump to conclusions, I did do a power balance...
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Red Hawk (CO)
20:46:24 10/04/11
Ok, I'll give you that I could be jumping to conclusions...
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CoHPhasor
21:48:13 10/04/11
Yes. Im sorry, Im jumping to conclusions now, I figured
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Red Hawk (CO)
21:59:01 10/04/11
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