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P0102 Diagnostic Trouble Code Discussion for February 2014

Mass Airflow Sensor Circuit Low Voltage

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Trouble Ticket Help Requests for DTC P0102
Help Request Posted
2007 Ford F-150 XLT 4.2L MIL Lamp on VIN: 1FTRF12217
P0102: maf/af circuit low. scanner shows 5.11v iat and -40 maf volts 0.01v 0 grams per second unplugging ecm connector and wiring not matching up to alldata info. wires either not in ecm/connector or don't match up to how they should be. anybody having problems with alldata wiring diagr...
February 17, 2014
2003 Chevrolet Impala 3.4L MIL Lamp on VIN: 2G1WF52EX3
P0102: MAF Sensor Circuit Low Frequency. Well I have stumbled with this one, we did a R&R intake manifold gaskets, per coolant leak inside the engine, put it together and have this high idle problem and MAF sensor code, undo the brake booster vacuum hose from the intake and idles down to normal, ...
February 26, 2014