Thread: Idle Issue EFI
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jpilcher jpilcher is offline
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Join Date: Mar 2010
Location: Hamilton, On
Posts: 819
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Idle Issue EFI

Hi Guys

I am having a bit of an issue with my idle. Last year I converted my car to a SDS EFI system. I am using the 2 wire Bosch Fast idle valve. I have the fast idle set
to shut off at 51 Celsius. The idle drops to around 650 rpm. As the car warms up
the idle speed increases to 1000 rpm. I've adjusted the idle speed using the adjuster
on the throttle body. If I set it lower than 1000 rpm, the cold idle will be around 550 rpm. Do I have a leak on my injector blocks? I am also running the phenolic spacers.
Should I use a Copper Spray on the gaskets to seal them up? Or just re-torque the studs?

Thanks

John
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1988 Porsche 930 Targa - 3.4L Twin Plug Motor, DC 13 Cams, Supertec Head Studs, ARP Rod Bolts, Port and Polished Heads, Garretson Andial Intercooler, GSX 61 BB Stage 5Turbo, Tial F46 WG .8 Bar Spring, PowerHaus Headers, Rarly8 Dual Tip Muffler, MS3 Pro EFI conversion, 85lbs. Injectors, Center Force Stage 2 Clutch , Rebuilt 4 Speed with LSD.
Old 07-13-2015, 07:26 PM
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