Nissan 370Z Forum - View Single Post - anyone else with test pipes get this.....?

Jordo! · 12-20-2010, 04:39 PM

Check for exhaust leaks just after the primary O2's. A leak near them can cause readings to skew lean, seriously raise positive fuel trims, and result in you running rich.

Is the CEL on?

12-20-2010, 04:39 PM	#5 (permalink)
Jordo! A True Z Fanatic Join Date: May 2010 Location: nirvana Posts: 6,394 Drives: 2023 NATM Rep Power: 418	Check for exhaust leaks just after the primary O2's. A leak near them can cause readings to skew lean, seriously raise positive fuel trims, and result in you running rich. Is the CEL on? __________________ Enjoy it. Destroy it.