Nissan 370Z Forum - View Single Post

Spooler · 11-04-2021, 09:47 AM

P0300 sounds like you have an exhaust leak. Search the code on here. As far as the idle hunt. It is normal when dropping your ethanol content. It can be annoying until the ECU figures things out.

11-04-2021, 09:47 AM	#3 (permalink)
Spooler A True Z Fanatic Join Date: Jun 2014 Location: Ga Posts: 13,834 Drives: 2013 Nismo 370z Rep Power: 2684392	P0300 sounds like you have an exhaust leak. Search the code on here. As far as the idle hunt. It is normal when dropping your ethanol content. It can be annoying until the ECU figures things out.