Thread: Hot-Weather Engine Lag
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Old 09-16-2017, 05:14 AM   #6 (permalink)
SouthArk370Z
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Originally Posted by aero-head View Post
... the IAT ranged from 115 when stopped to 104-108 when driving 45-50 mph. Is there a certain IAT threshold that is known to cause the ECU to start reducing power? ...
IIRC, the ECM starts reducing power when IAT gets to 85-90F. FSM should have details.
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