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serialk11r · 01-19-2021, 03:44 AM

If you can ensure the EGR isn't excessive, you only need to adjust the spark timing on a MAF based ECU. However the benefit is very small if the EGR flow is small, so it's best to have it properly metered.

01-19-2021, 03:44 AM	#7 (permalink)
serialk11r Master EcoModder Join Date: Jan 2012 Location: United States Posts: 1,756 spyder2 - '00 Toyota MR2 Spyder Thanks: 104 Thanked 407 Times in 312 Posts	If you can ensure the EGR isn't excessive, you only need to adjust the spark timing on a MAF based ECU. However the benefit is very small if the EGR flow is small, so it's best to have it properly metered.