Nistune Forums

the brand new aftermarket z32 afm was faulty.the varying voltage out of it was enough to make the car buck when you go to accelerate +5 then 0 then +5 etc..hooked up a second hand rb20 afm.runs good now just have to put the wideband on to dial in afr.still notice you get +5 and 0 spikes every so oft...

could be the aftermarket z32 afm.did the mods for a vlt ecu for z32afm.used aftermarket z32afm voltage was spiking to 5 volts and then dropping to zero.set up afm and ecu on test bench.blew through afm and monitored voltage tested ok.then i set up ignition coil about 50cm away from afm to simulate t...