MSefi.com read only forum (Jan.15,2018)

Hi. I soldered circuit in the bord and i got 2.45V. When i put ECU back in the car and try to start from cold it did start perfect like before this mod. Engine run fine, but i stil have that problem. Aftrer i swiched engine off and try to start nothin happened. From datalog i cen see that Dwell go ...

Hi. i just checked VRout put with dvom. I used JimStim. My readings was 1.8V only. What type tranzistor you used and what is the circuit lat out?
Thanks.

Thanks. I like old school :D
I don't have scope available around my area. I'm taking Pikascope courses next month and than i will buy my own scope. Cause i thin i will need it in future a lot. All this engine management tuning sh#&~ thing is very interesting. And now i've 2 costumers project cars ...

I'v VB921 high corrent driver chip installed.

I don't have seperate ignition drvier.

One more thing. In manuals i read that led (closest to DB9) have to flash when it is reciving rpm signal. My led don't flash its stays on as soon i swich ignition on and starting the car. It gose off after wile if engine is not started,but ignition is stil on.

ECU is controling coil. High current driver is installed in ecu.

Hi. i have wierd problem with starting when it is hot. From data log i can see that ecu sends Dwel to coil ,but it dos not fire it! I can start engine with no problem when it is cold or after i shich engine off and wait about 10-20minutes(even if engine is hot ) Sometimes when starter runs and i let ...