Hondata

SOLVED, was caused by the battery, seems like the negative pole was broken inside.

K-Pro is fine, car is running fine since friday morning, thanks for the help !!

.I found in another thread that it can be battery related, I completely redid all the grounds in the engine bay brand new and got a new battery today at work

I also found you told to check A2 and A4 pins on the wire harness as they are the ECU grounds, with no key in the ignition, A4 have 0 ohm ...

does the same on the other car, check engine on kpro alone, no check engine if plugged to laptop, her car can't run with my kpro map it dies after starting either way (plugged or not) (she have a K24 instead of K20)

however I seen an error popup once, "daughter board communication error" on my car ...

Not yet, K swapped cars or RSX-S are not common here in my town :P

A friend of mine is going to come tonight with his car to try

I'll talk to Synoptic, he's the one who installed it and he was really a good guy on the phone. He probably did the install perfectly, my car let a little water in once ...

Corrosion wasn't really that bad, I work at a Honda dealership and my tech told me he saw really worse things working fine, we cleaned that up anyway. it doesn't seem to be the problem.

I don't have any "before" picture, but there was only a little stuff around the edges of the processors on the ...

Damn, problem came back this afternoon, all ground are good...

Solved, there was corrosion on the ECU board, the KPro board was untouched.

Cleaned everything nice and it's working like new!

thanks a lot :D

the grounds in the engine bay or the ground wires going out of the ECU ?

Hi

I wonder if you ever saw this before, I have a '92 EG with a '03 K20A2 swap using Hybrid Racing harness, car is running perfect since 2009 with my K-Pro.

However this morning it refused to start correctly, when I put the key on the check engine doesn't go off and the car starts after 15-20 ...