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

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Old 11-05-2003, 10:28 AM
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The idle is still rough, idle speed varries, when it idles where it suppose too it bogs when u blip the throttle, driving at a constant speed it jerks alittle, and it is running really rich

need help
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Old 11-05-2003, 05:14 PM
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I'll assume that this is on an SR. jerking = boost leak. Check connections and for cracks in the piping/IC. Also make sure that unused ports are capped off. If you have the OEM intake hose, don't forget about the small port behind the MAFS. With so many connections, it's easy to have a leak.

Chris
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Old 11-05-2003, 05:43 PM
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yes it seems lately alot of people ive been talking to have been having some problems with their sr's... alot of the solutions have to do with finding leaks in ic pipings, slices in couplings and vaccum leaks... iam sure its just leaking somewhere check out all pipings and make sure everything is good to go, good luck
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Old 11-05-2003, 06:10 PM
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this is acually on a ka and i think i found the reason for most of the problems. today i decided to check all of the hoses to make sure they were connected and i bumped the maf conector and it was loose, wiggled it around and now its running good again, still a tad bit rough idle but its' not running rich anymore
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Old 11-05-2003, 07:40 PM
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SOHC and DOHC KA's have terrible idles anyway.. theres like 10 million different systems trying to control the idle at the same time.. they fight eachother
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Old 11-05-2003, 07:47 PM
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Originally posted by nismo180
this is acually on a ka and i think i found the reason for most of the problems. today i decided to check all of the hoses to make sure they were connected and i bumped the maf conector and it was loose, wiggled it around and now its running good again, still a tad bit rough idle but its' not running rich anymore
heh see told yah it was probably just something simple as that hehe glad to hear its running better
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Old 11-05-2003, 07:50 PM
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Run the car hard for a bit, the reason why its still a little rough is because your plugs are fouled, a few hard pulls and they will be clean again.




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