RB25DET Sputtering under boost (WOT) - Page 2 - Zilvia.net Forums | Nissan 240SX (Silvia) and Z (Fairlady) Car Forum

SkylineHatch · 09-23-2013, 09:32 AM

where u talking about the bcpr7eix plugs?

SkylineHatch · 09-23-2013, 09:52 AM

I did go to a colder plug than stock but I also increased boost by a few pounds, it almost sounds like an incomplete burn or something, shud I have gone one step colder if I just have simple bolt ons?

SkylineHatch · 09-26-2013, 04:33 PM

Hey man I been having the same issue except a bit worse, it spits at 5k and up everytime and its because ur maxing out ur maf, then u run lean detonate and the pcm retards ignition timing and u lack power, I watch it all happen live through scan tool while I was wot ib the car, my maf read 5v by the time I hit 4800 rpm

Thread Tools
Show Printable Version Email this Page
Display Modes
Linear Mode Switch to Hybrid Mode Switch to Threaded Mode

09-23-2013, 09:32 AM	#31
SkylineHatch Join Date: Sep 2013 Location: Sherrils ford north carolina Age: 27 Posts: 5 Trader Rating: (0) Feedback Score: 0 reviews	where u talking about the bcpr7eix plugs?

09-23-2013, 09:52 AM	#32
SkylineHatch Join Date: Sep 2013 Location: Sherrils ford north carolina Age: 27 Posts: 5 Trader Rating: (0) Feedback Score: 0 reviews	I did go to a colder plug than stock but I also increased boost by a few pounds, it almost sounds like an incomplete burn or something, shud I have gone one step colder if I just have simple bolt ons?

09-26-2013, 04:33 PM	#33
SkylineHatch Join Date: Sep 2013 Location: Sherrils ford north carolina Age: 27 Posts: 5 Trader Rating: (0) Feedback Score: 0 reviews	Hey man I been having the same issue except a bit worse, it spits at 5k and up everytime and its because ur maxing out ur maf, then u run lean detonate and the pcm retards ignition timing and u lack power, I watch it all happen live through scan tool while I was wot ib the car, my maf read 5v by the time I hit 4800 rpm