P00B8
MAP - Mass or Volume Air Flow Correlation Bank 2
Generic code
Fuel and Air Metering
High severity
Hard repair
Free on OBD DashX
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What P00B8 means
- Signal correlation problem detected between the engine computer and the mass air-flow (MAF) sensor
Possible symptoms
- Engine may be hard starting
- Engine stall
- Engine may die
- Engine Limp Mode Failsafe Mode)
Possible causes
- Aftermarket air intake systems
- Dirty MAF or MAP sensor
- Faulty MAF or MAP sensor
- Faulty engine computer
Related parts
- Mass Air Flow Sensor: A mass (air) flow sensor (MAF) measures the amount of air entering the engine to ensure proper combustion. This car's malfunctioning MAF sensor will lead to poor fuel economy and performance
- Manifold Pressure Sensor: Manifold Pressure sensor measures the pressure of air flowing in the engine from outside to ensure proper fuel combustion. This car's malfunctioning pressure sensor will lead to engine misfire, poor fuel economy & rough running
Possible solutions
- Before replacing the mass air flow sensor, try replacing the air filter and cleaning the air flow sensor with low compress air or mass air flow sensor cleaner
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