Ford Explorer
Late Model 1979-New Ford Mustangs
Electrical Engineering

Why does your 1991 Ford Explorer 4.0 ping during acceleration and has power loss?

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Wiki User
2006-08-09 00:58:53

Variety of possible answers. My first guess is a bad maf sensor

that is reading the cubic feet of air coming into the engine and

reporting the data to the computer. The computer makes an

adjustment that is based on bad data.

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