General Troubleshooting Information: Self-diagnosis

WARNING: This page is about a different car, the 2013 Acura MDX, 2012 Acura MDX, 2011 Acura MDX, and 2010 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.

When a problem is detected during self-diagnosis, the system does the following:
Turns the SH-AWD indicator on.
Memorizes the DTC if possible.
Stops AWD control and puts the vehicle back into two-wheel drive (front wheel only).
Reduces engine torque to suit the driving conditions when the abnormality was detected (The client may notice a decrease in engine performance).