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Power FC Do I have a bad injector?

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Old 03-01-08 | 11:55 PM
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From: DA HILLS OF VA
Do I have a bad injector?

I'm still working on my supercharged FC setup and was wondering if someone could help. Just to give you guys an idea I have an older model Camben 7" kit with an aftermarket carb style V8 fuel injection kit. The throttle body looks like a carb but the fuel injectors are plugged into it....2 on each side. Well anyway.....I did a few test runs earlier today and the car pulled really hard and held 7 psi. After a few test runs the car starting breaking up on the top end. I checked the timing and all my connections in an attempt to narrow down the issue. Well after about an hour of messing around I decided to check the impedence on the injectors. All of the injectors had different readings: 26, 28, 29 & 33.


Any help would be appreciated. BTW check out my custom cold air intake.
Old 03-02-08 | 09:09 PM
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From: Houston Tx
Originally Posted by 1stgen8
Well after about an hour of messing around I decided to check the impedence on the injectors. All of the injectors had different readings: 26, 28, 29 & 33.
Thows reading are not right for the Ohm's on a injector, normally a low Ohm injector is 2-5Ohm and a high Ohm injector would be like 9-16Ohm


Also how do you have the powerFc hooked up, I see the Distributor and coils, how are you giving the Power FC the correct signals
Old 03-02-08 | 09:51 PM
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From: DA HILLS OF VA
[QUOTE=1stgen8;7929893]I'm still working on my supercharged FC setup and was wondering if someone could help. Just to give you guys an idea I have an older model Camben 7" kit with an aftermarket carb style V8 fuel injection kit. The throttle body looks like a carb but the fuel injectors are plugged into it....2 on each side. Well anyway.....I did a few test runs earlier today and the car pulled really hard and held 7 psi. After a few test runs the car starting breaking up on the top end. I checked the timing and all my connections in an attempt to narrow down the issue. Well after about an hour of messing around I decided to check the impedence on the injectors. All of the injectors had different readings: 2.6, 2.8, 2.9 & 3.3.


Corrected the readings I got on the injectors...forgot to add (.)
Old 03-02-08 | 09:58 PM
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From: DA HILLS OF VA
Originally Posted by Rx7_Nut13B
Thows reading are not right for the Ohm's on a injector, normally a low Ohm injector is 2-5Ohm and a high Ohm injector would be like 9-16Ohm


Also how do you have the powerFc hooked up, I see the Distributor and coils, how are you giving the Power FC the correct signals
The fuel injection kit comes with a box (computer) that controls the injectors, fuel pump and ignition. It is mounted in the glove box...I forgot to take a pic of it. Its a pretty big unit....I had to cut out the entire back half of the glove box in order for it to fit in there.
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