P0122 Ford 4.2L – Testing your TPS


The P0122 Ford OBDII trouble code is a manufacturer specific failure regarding the throttle position sensor in your car. The Ford specific terminology is Throttle Position Sensor/Switch A Circuit Low Input. This means that the signal your Powertrain Control Module…
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P0103 Ford 4.2L – Testing Your MAF


The P0103 Ford code refers to the OBDII error in regards to your mass air flow meter. The Powertrain Control Module (PCM) relies on the signal sent from the mass air flow meter (MAF) for information about the incoming air…
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