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Do I NOT need high z bypass for ID1000cc injectors?

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Old Nov 26, 2012, 07:52 PM
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Do I NOT need high z bypass for ID1000cc injectors?

Bought a set of id1000cc injectors. Purchased a start up map for them through tscomp. What i found weird was that i installed the injectors and forgot to put the high z bypass in it. I didn't think of it until later. Car idled and drove fine.
When i realized that i had forgotten, i installed the spoolin up tuning high z bypass and the idle went all over the place. It would settle at 14.8 then drop to 10.0 where it would then gradually work its way back up to 14.8 and then drop to 10.0 again and keep repeating the process.
Took off the bypass and the car idled perfectly again...
Old Nov 26, 2012, 07:57 PM
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Originally Posted by Wht9er
Bought a set of id1000cc injectors. Purchased a start up map for them through tscomp. What i found weird was that i installed the injectors and forgot to put the high z bypass in it. I didn't think of it until later. Car idled and drove fine.
When i realized that i had forgotten, i installed the spoolin up tuning high z bypass and the idle went all over the place. It would settle at 14.8 then drop to 10.0 where it would then gradually work its way back up to 14.8 and then drop to 10.0 again and keep repeating the process.
Took off the bypass and the car idled perfectly again...
pull idle logs with the bypass in and send to TOM, yes you need it.
Old Nov 27, 2012, 12:49 AM
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It's recommended, otherwise the injectors will not receive a high enough ohm reading and COULD malfunction.

when its disabled they are seeing more ohms that's why they are going richer.

so yes definitely remove the resistor pack when dealing with high-z and make sure you put it back on when putting in low impedance that function with much lower ohm's and need filtered before they reach the injectors, otherwise they will overheat with to high of volts.

Last edited by tscompusa; Nov 27, 2012 at 12:55 AM.
Old Nov 28, 2012, 04:34 AM
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Done and done. Thanks Tom.
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