Hey guys I have a r33 skyline gtst I have 0 spark from cylinder 5. I can change coils around still wont fire I've replaced the coil harness with brand new one also I got used oem coils still wont fire I've tested the wires from ecu to the plug end all show resistance, I'm starting to think it's my ecu that went bad, but I don't what to keep dishing out more money for no reason I've read every post on misfiring that I could find and 0 have helped me out Any help is appreciated a ton