s300 missifire and stops dataloggin

kissifur · Post by **kissifur** » Wed Feb 11, 2009 8:08 pm

Hello I am from portugal so sorry my english are not very good, so I have a b16 turbo at 10 psi, I have tuned before with crome without problems, now I want to tune with s300 and I have many missifires in pressure and whem missfire stops dataloggin, stop usb, I have to start dataloggin again but if missfire again stops dataloggin, so where is the problem, when I put another ecu with crome rom I dont have any problems.So can Anybody help me?

Post by **Spunkster** » Thu Feb 12, 2009 10:34 am

This sounds like an ignition problem (caused by intereference from aftermarket ignition components). Please list exactly what has been done to the car (all modifications).