OBD1, Code 48 MAF Circuit Problem
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Re: OBD1, Code 48 MAF Circuit Problem
You might have lost the power supply to the MAF. Key on, engine off pull the harness connector off the MAF sensor and check the pink wire for +12V. If you have power, check the rest of the connector for bent or corroded pins. If they are OK, swap in a known "good" MAF sensor.
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Joined: Sep 2004
Posts: 298
From: Milwaukee, WI
Re: OBD1, Code 48 MAF Circuit Problem
Originally Posted by Injuneer
You might have lost the power supply to the MAF. Key on, engine off pull the harness connector off the MAF sensor and check the pink wire for +12V. If you have power, check the rest of the connector for bent or corroded pins. If they are OK, swap in a known "good" MAF sensor.
or get a new one
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