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Good idle with 1600cc injectors?

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Old 04-30-2006, 10:58 AM
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Default Good idle with 1600cc injectors?

How hard is it to tune a car to get a good idle with 1600cc injectors?

My tuner cant get the car to get a steady idle. My idle jumps from 980-1100 rpms which is very annoying since i have very stiff HASPORT motor mounts and i can feel every rpm as it jumps up.

I bought an FJO Injector driver to help with this idle problem (Searched through h-t). But it was giving me problems once it was installed. Hondata confirmed that an injector driver will not work with my engine management (Hondata K-Pro) and they recommended using a resistor box.

If it matters.. heres my fuel setup:

Golden Eagle Fuel Rail
RC 1600CC Fuel Injectors
Resistor box from an old honda/acura car
Aeromotive a1000 fuel pump
Areomotive Fuel pressure Regulator
Two Aeromotive Fuel filters
10-AN main feed/-6AN return line
Old 04-30-2006, 01:54 PM
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Default Re: Good idle with 1600cc injectors? (boostedK20a2)

your car is fuking sick!

Old 04-30-2006, 03:00 PM
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help me please!

If my car was tuned on a wideband and is running in open loop... would the "Idle Target Lambda" setting matter at all? its currently at 14.59:1 right now?

Not sure if that matters because i remember my tuner saying the Lambda AFR wont be working since its running open loop. Or it doesnt work when trying to datalog in open loop mode?
Old 04-30-2006, 03:44 PM
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Default Re: (boostedK20a2)

it is VERY possible to get the car to idle correctly on 1600's...I know of a civic running dual 1600cc injectors per cylinder on alcohol, and it idles like stock...it's one of the EFI 101 guys car...
Old 04-30-2006, 04:33 PM
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Default Re: (...Lost)

mine idles at 1100 with 1600cc injectors with just a resistor box.
Old 05-02-2006, 09:57 AM
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Well, i filled up on a tank of gas and my idle problem went away.

Now im not sure if my a1000 fuel pump needed a certain amount of gas in the tank (had a 1/4 or less before filup) to run properly or if i just had bad gas.

Before the fill up.. my idle was set at 1300 rpms to see if it would stay steady. The idle would jump up and down 300-500 rpms no matter how high or low th eidle i set up. After the fill up, the car would run better and idle would stay steady. Lowered it down to 1000 and its still steady.
Old 05-02-2006, 04:59 PM
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Default Re: (boostedK20a2)

yeah u need about half of tank to have that damn a1000 run properly...
I also have 1600cc injectors with s300 and it idles like a champ with just
the resistor box
Old 05-02-2006, 05:04 PM
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Default Re: (Black DC2)

dam.. atleast half a tank? thats crazy. i shouldve just ran two walbro pumps
Old 05-03-2006, 08:31 AM
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Default Re: (boostedK20a2)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by boostedK20a2 &raquo;</TD></TR><TR><TD CLASS="quote">dam.. atleast half a tank? thats crazy. i shouldve just ran two walbro pumps</TD></TR></TABLE>
i said the same ******* **** lol
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