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AFR difference between the banks

I find my AFR is always 0.5 richer on bank1, is this common? this happens in open loop only, they are pretty close to each other in closed loop. also

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		Nissan 370Z Forum > Nissan 370Z Tech Area > Engine & Drivetrain > Tuning
AFR difference between the banks

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03-26-2014, 11:16 AM	#1 (permalink)
bleunetizen Base Member Join Date: Jan 2014 Location: NZ Posts: 138 Drives: BMW M6, 530i, 370z Rep Power: 12	AFR difference between the banks I find my AFR is always 0.5 richer on bank1, is this common? this happens in open loop only, they are pretty close to each other in closed loop. also found that MAF reading is slightly higher on bank 1 than bank 2 under open loop. anyone with some ideas?

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