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Stubby79 · 10-17-2018, 12:54 AM

It will think the air is denser and therefore add more fuel and give you worse gas mileage. (although the MAF Sensor might take priority and it will just ignore your IAT sensor mod) It doesn't just affect ignition timing.

10-17-2018, 12:54 AM	#2 (permalink)
Stubby79 Master EcoModder Join Date: Sep 2012 Location: Victoria, BC Posts: 1,747 Firefly EV - '98 Pontiac Firefly EV 90 day: 107.65 mpg (US) Little Boy Blue - '05 Toyota Echo 90 day: 33.35 mpg (US) BlueZ - '19 Nissan 370Z Sport 90 day: 17.19 mpg (US) Thanks: 75 Thanked 577 Times in 426 Posts	It will think the air is denser and therefore add more fuel and give you worse gas mileage. (although the MAF Sensor might take priority and it will just ignore your IAT sensor mod) It doesn't just affect ignition timing.