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1Manny · 11-14-2012, 11:13 PM

Changed my o2 today and it got rid of the 2c9e code but still have the 29dc cylinder injection switch off code and no improvement in driveability. I am starting to think its a lpfp or hpfp problem with either a sensor or a pump.

11-14-2012, 11:13 PM	#25
1Manny Private Drives: 2008 135i Join Date: Oct 2012 Location: Huntington, NY Posts: 52 iTrader: (0)	Changed my o2 today and it got rid of the 2c9e code but still have the 29dc cylinder injection switch off code and no improvement in driveability. I am starting to think its a lpfp or hpfp problem with either a sensor or a pump.