TwinTurbo.NET: Nissan 300ZX forum - Fuel Pressure is base 43 and full throttle 55. due to an
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Fuel Pressure is base 43 and full throttle 55. due to an
Posted by
Red Hawk (CO)
on October 03, 2011 at 8:15 PM
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In Reply To
Check fuel pressure. FPR would be the next thing i looked at
posted by madscientist222
on October 03, 2011 at 06:45 PM
Message
off brand fpr :( I got an oem one in the mail.
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 -
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
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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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