Speeduino is now on Github Sponsors (Rather than Patreon): https://github.com/sponsors/noisymime
Anything not specifically related to the Speeduino hardware. Eg sensors, bluetooth, displays etc
By Lawzracn442
#45306
Hi guys and gals. I’m finally in the starting/tuning stage on my big block chevy MPI setup with a 0.4.3c board, fuel only. I have found a bad MOSFET for INJ3 that is stuck on constantly. The other 3 outputs are working fine. I am just curious how common is this to happen? I have checked my harness to verify nothing is shorted.
This seems like a bit of a big deal as this one failed on and was dumping fuel constantly when the Speeduino was powered up. Just looking for thoughts on previous experience. Thank you in advance!

I use that on our Speduino powered race car. So fa[…]

When sparkplug is in, starter needs a lot of curre[…]

Saving the code after adjustments

Thank you, Yes the tune.

76 Triumph TR6 to TBI

Sensor has its own heater. 2" seems to me to […]

Still can't find what you're looking for?