Nistune Forums

86 na z31 ecu Z32maf 750cc injectors This has me stumped. Once warm it runs perfectly and drives great. Trying to get it to warm up it runs ok for around 30s then leans our and dies. If i and more fuel to the warm up tables it floods it out. Any help would be appreciated Here is a Video of the issue...

I loaded my old tune just to make sure I wasn't nuts and fuel cut worked on it. I will check tomorrow thanks

Fuel cut on deceleration worked before I had my z31 tuned. I checked nistune and the tps switch is working when the throttle Is closed. Any idea what could have caused it in the tune?

i got looking at the install info for my ecu. It said that jumper j3 and j4 had to be connected on the 86 ecu and my was not would this cause a problem?

i drove it all last summer with it and had no problems. i dont have the factory rom chip for that ecu. i sent the ecu to you to do the install. i am going to see if i can get some one to burn me a chip to try it out matt could you send me a turbo bin file that is compatible with the 86 na computer s...

my 300zx has been sitting all winter and i went out to start it today and this is what happened. When i first turn the key the fuel pump will go on and off rapidly. If i try to start it it will not fire. Once the fuel pump starts to work right the car can be started with no problem but if i let it d...