Nistune Forums

i noticed that when i have the o2 heater powered on, my stereo has a loud alternator whine. maybe ill try adding a capacitor. its grounded to the seat bolt so i dont think the ground is the issue, but maybe the positive has some noise from the distribution block. Thanks! i will keep you posted. Will...

I have my 86 300zxt running with a new engine and 420cc injectors and its been running well for a while but the time has come to smog my car. Long story short, my wideband connects and shows the AFR then disconnects after 10 seconds or so and gives me the error "wb1: Communications timeout"...

I found my idle controls are wide open. But I don't know if this is normal because I've always had an idle adjustment screw on the non turbo controls. I can keep idle down if I partially plug the iacv pipe. I followed the xenonz31 idle control wiring guide. I'm pretty sure fuel pump circuit is from ...

hey guys i recently rebuilt my engine, put 500 miles on it then installed a stock t3, walbro 255, 420 cc mercedes injectors and a CM 3" downpipe. right now it throws a code 22 in nistune. when i try to start it runs super rich, and bogs out till it basically dies then pegs like i am flooring th...

Like everyone else, my car would like launch control as well. I know z31 boards were difficult.