P0102 diagnostic code fix - Service Engine light on

How to diagnose, turn off the Service Engine Soon light. Using the Actron U-Scan, codes P0102 and P0113 come up, indicating a Mass Air Flow (MAF) sensor issue in the Ford Escape I4. Learn how to diagnose, fix and reset the check engine light. Two possible fixes are cleaning the MAF with a special cleaner, or replacing the MAF altogether.

By Jeff Hudnut, Bosch Automotive Service Solutions Product Manager

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