Miata Turbo Forum - Boost cars, acquire cats.
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Miata Turbo Forum - Boost cars, acquire cats. (https://www.miataturbo.net/)
-   ECUs and Tuning (https://www.miataturbo.net/ecus-tuning-54/)
-   -   Help isolate fuel problem (https://www.miataturbo.net/ecus-tuning-54/help-isolate-fuel-problem-77761/)

hustler 05-20-2014 11:38 PM
Yeah, I guess it's fucked.

Reverant 05-21-2014 03:36 AM
Originally Posted by hustler (Post 1132958)
How many volts should I get on the coil trigger?
You can't measure it. The ECU only sends a 5V pulse for 0.003 seconds each time it wants a coil to fire. A digital multimeter can't measure that. You need an oscilloscope to actually see the pulses.

hustler 05-21-2014 07:53 AM
Originally Posted by Reverant (Post 1133028)
You can't measure it. The ECU only sends a 5V pulse for 0.003 seconds each time it wants a coil to fire. A digital multimeter can't measure that. You need an oscilloscope to actually see the pulses.
That will be here on Sunday, lol.

Ian 07-29-2014 06:06 PM
What happened here?

Looks to be close to what I am going through now with my 03 motor swap.


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