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      06-27-2012, 05:03 AM   #3
My Schnell
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Drives: E90 ///M3 SG Fox Red 6MT
Join Date: Sep 2008
Location: New Mexico

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Quote:
Originally Posted by DJDeez View Post
The code number P2430 is properly noted as; Secondary air system mass air flow sensor rationality.

This fault is indicating that the Mass Air Flow Sensor (MAF) for the air intake of the secondary air injection system is giving a faulty signal. The MAF measures the amount of air flowing into the secondary air pump when it is running. Make sure that the harness plug is properly connected. If it is, the sensor may indeed be faulty.
Thanks!!

Where is the plug? On the sensor?

Great info!!
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