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P2178

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P2178 OBD-II Trouble Code: System Too Rich Off Idle Bank 1
What the P2178 code means? P2178 is an OBD-II generic code for the engine control module (ECM) detecting the fuel control has reached it specification limits for short and long fuel...

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P2178 and P115D codes are showing up on a scanner. Could both be related to the MAF sensor?
Hi there. The code P115D is for the mass air flow sensor (MAF). It says that the sensor has an offset signal. The code P2178 says that bank 1 is too rich. This means that the engine is running too...

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