Nissan/Infiniti Tech SR20DET? RB26DETT? VQ35DE? What's it all mean? Find out here!

cant get my s14 sr to run quite right....

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Old Oct 24, 2007 | 02:14 PM
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i can has 30r plz?
 
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Originally Posted by SRpower20
git er runnin gd !
haha thanks joe...



ok people im ordering a new intake mani collector gasket and i put in new injectors JIC the other ones were too big... then its time for a boost leak test.... wish me luck i wanna come out to some tampa meets.
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Old Oct 25, 2007 | 02:27 PM
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check your fuel pressure regulator and your ground on your tps. its the top wire.
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Old Oct 25, 2007 | 02:33 PM
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Originally Posted by Followmylead
check your fuel pressure regulator and your ground on your tps. its the top wire.
how do i check the FPR? and should i just test to see if the ground is acctualy grounded?
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Old Oct 26, 2007 | 06:57 AM
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Have you checked the timing? We had this issue with timing being off causing the car to miss and foul plugs. We reset the timing to TDC and the car started and ran fine.

Also MAF check is easy just unplug the MAF if the idle gets better there you go.
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Old Oct 30, 2007 | 04:12 AM
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Originally Posted by 240SS
Have you checked the timing? We had this issue with timing being off causing the car to miss and foul plugs. We reset the timing to TDC and the car started and ran fine.

Also MAF check is easy just unplug the MAF if the idle gets better there you go.
thanks but ive set timing before and ive never had this kind of trouble before.. and its not the mafs.. im gonna switch out my FPR with another SR one that i have and see what happens ill also check the TPS ground.. thanks
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Old Oct 30, 2007 | 04:42 PM
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yep. mine ran like shit and thats what was goin on. go on freshalloy.com they have manuals you can download. you should be able to get what you need in a shop manual. the tps is supposed to give out a certain voltage. its like 4.0-5.0 or .4-.5 i cant remember. but maybe it will be in the shop manual.
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Old Nov 1, 2007 | 04:54 AM
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You Should have three wires Black, White, and Green with a Red Stripe. Black is ground, check continuity between that terminal and chassis ground. Unplug Pigtail if you wish or backprobe the pigtail. Green with a Red Stripe is refrence voltage from the ECM 5.0V Key On Engine Off. Finally the White wire, middle wire is Sensor out it should read 0.45V Key on Engine Off. I am Really interested in this so keep up the post. If you have any questions give me a shout.
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Old Nov 5, 2007 | 04:52 AM
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Originally Posted by silvia tech
You Should have three wires Black, White, and Green with a Red Stripe. Black is ground, check continuity between that terminal and chassis ground. Unplug Pigtail if you wish or backprobe the pigtail. Green with a Red Stripe is refrence voltage from the ECM 5.0V Key On Engine Off. Finally the White wire, middle wire is Sensor out it should read 0.45V Key on Engine Off. I am Really interested in this so keep up the post. If you have any questions give me a shout.
hey guys sorry for not posting in a little while but ive been busy with school and the girlfriend latly but im back and ill check the tps tonight when my dad gets home he has a votage meter and ill post tommorow what i get. thanks
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Old Nov 6, 2007 | 02:50 PM
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TPS RESULTS

Black - grounded like . 012
white - .51v
green/red - 5.14v


hope this helps lmk whats up... thanks



Tim
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Old Nov 6, 2007 | 05:28 PM
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bump for the night
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