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P0102 Diagnostic Trouble Code Discussion for July 2006

Mass Airflow Sensor Circuit Low Voltage

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Trouble Ticket Help Requests for DTC P0102
Help Request Posted
2000 Volvo S40 1.9L Cuts out, Stall, MIL Lamp on VIN: YV1FRYH56J
... here... this little volvo is killing me. Vehicle comes in with a list of problems,First problem, the catalyst is broken a causing it to sound like a truck, I replace the cat and that code is gone... Next code, P0128- Replace coolant sensor and T-stat, that...
July 16, 2006
2002 Pontiac Grand Prix SE 3.1L MIL Lamp on VIN: 1G2WK52J32
P0102: MAF Sensor Circuit Low Frequency. We need some help with a car that came in about a month ago. Check engine light is on. Car ran okay (Literally ran smooth). Had the three described codes. Found a blown fuse (IGN1-UH 15amp). Changed fuse, cleared codes, and test drove it with no more problems ...
July 20, 2006
1999 Pontiac Montana 3.4L Misfire VIN: 1GMDU06E8X
P0102: MAF Sensor Circuit Low Frequency. This Van has a misfire almost always while idling, especially in gear. The counter on the scanner shows number 3 missing like crazy. Just off idle and driving is fine, never misses a beat. I have replaced, plugs, wires, coils, module, number 3 injector (Used)....
July 25, 2006
2001 Volvo S40 1.9L Surge, Cuts out, Stall VIN: YV1VS29551
Car came in with complaint of dieing at stop lights and while idling. Confirmed this is what it does. I don't know much about these cars, so I need some help. This car will idle fine when cold and a/c off or radiator fans off. As soon as it warms up with the a...
July 26, 2006