Hondata

pdm ecm kv4, 66837 04 rsx types motor, 05 civic s 6sp . Mounted in EK hatch. This is a dirt race car no cluster nothing .
HELP>>>>>>>
wired up c101 per hondata spec. i am running a factory rsx engine harness. fuel works have spark injector signal .
only code i got was the multiplexer. multiplexer was disabled along with 2n o2 and imoblisher.
I have several grounds from body to trans, head to body, block to head. at my wits end with this thing
. please help i am new to the honda world. I am lucky i can work a wrist watch so i am learning vpro4. please be patience with me if i ask dumb questions ....

Have you tried the ECU in a known working vehicle?

Unfortunately no. I dont have anyone is willing

You need to try this as it will tell you if you have an issue with your vehicle or if the issue is with the ECU. It has no risk for the vehicle you test it on.