Sr Idle problem

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xsublimefrekx
Posts: 774
Joined: Mon Mar 14, 2005 8:25 am
Car: 1991 s13. SR20det, 1998 s14

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Hey guys i have a real big problem. I have a sr redtop with JWT cams that are about the same size of the hks 264, buit bottom end and built head, z32 mafs, stock injectors, and stock intake mani, and gt35r turbo.

I cant get the car to idle and it is runing real rich. I checked the timming and its perfect. Changed ECU, Changed spark plugs, Checked all sensors, Changed MAFS. I am lost. I also have the worst throttle response in the world.

Any suggestions would help alot. Thanks


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da40
Posts: 900
Joined: Thu Mar 02, 2006 12:07 pm
Car: 1995 SE 240sx

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what kind of ecu are using? is it like a ethalpy ecu(remaped for ur mods)

xsublimefrekx
Posts: 774
Joined: Mon Mar 14, 2005 8:25 am
Car: 1991 s13. SR20det, 1998 s14

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no, im using the stock one for now. I have a SAFC for now. I plan on getting the AEM EMS but im waiting for some money.

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highmilehatch
Posts: 299
Joined: Wed Mar 17, 2004 7:16 am

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xsublimefrekx wrote:Hey guys i have a real big problem. I have a sr redtop with JWT cams that are about the same size of the hks 264, buit bottom end and built head, z32 mafs, stock injectors, and stock intake mani, and gt35r turbo.
For the sake of your engine, please remove the AFC and get a real fuel system. I gaurantee your MAF settings are incorrect. Power FC can be had for roughly $500 used on ebay.

nzmoman
Posts: 2302
Joined: Mon May 22, 2006 2:27 pm
Car: 240sx 2 of em' and always lookin for more

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i second the power FC, I have never heard of any issues using that ECU. If you go that route, make sure you get somebody that knows what they are doing to show you how to use it effectively


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