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Old 09-09-2006, 01:52 AM   #63
Scooby Specialist
Member#: 54052
Join Date: Feb 2004
Location: Auckland, NZ
2005 Spec C Type RA
WRC Blue


Originally Posted by AZScoobie View Post
More advance will increase the VE in those ranges as you found out. Good luck. This is going to be very difficult without a dyno. You have no airflow reference. Only AFR to go off of.

I can use the factory MAF and log the 0-5V output from the MAF to my Autronic. I have the MAF scaling table from the factory ECU so I could easily interpret the values, although I guess I'm looking for increases in airflow, not quantitative values.

Would the MAF be a suitable airflow reference?
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