Thread: P0171 P0174 Check Engine Light CEL
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Old 10-26-2023, 08:03 PM
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andrewwynn andrewwynn is offline
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Quote:
Originally Posted by JPuma View Post
Do you have a tool to check your air flow. should be around 4.1-4.6g/s around 600 -700rpms.

JPuma did the measurement and yep.

4.35 is the center of the range.
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