HOW TO PERFORM IDLE AIR VO LUME LEARNING ON NISSAN Function of idle air volume learning It enables the adjustment on the air intake vo lume while idle, so as to keep the engine RPM within the specifications. When to perform idle air volume learning z After replace IACV-AAC valve, throttle valve body or ECM z While idle speed or ignition timing ... 11) I tried adjusting idle mixture with idle mixture adjusting screw, unfortunately result was no different 12) I took out the air filter (which was very dirty), with no change in idle performance 13) Again, with gas pedal pushed, it hesitates to speed up, but speeds up and runs very strong.
Jun 24, 2015 · According to Nissan, this is a 1985.5 and is a Z24, not a Z24i. Are you sure your truck is a Z24i? Maybe it isn’t all original? This is the info that Nissan shows for that VIN: Maker NISSAN Name PICKUP Date 07.1985 Color 002 – WHITE Market USA Transmission 5MT Engine Z24 Grade STD Options AREA:FEDERAL; LENGTH:REGULAR; WHEEL DRIVE:2WD
The idle adjustment screw for the vg30e is on the driver side of the intake manifold. It will be on the underside of the manifold right next to the firewall with the head facing the brake Nalley Nissan did extensive diagnostics and really didn't sound any alarms, but I still want to troubleshoot the problem.