2013 Acura TL Owner's Manual - Page 509

Super Handling-All Wheel DriveTM (SH-AWD ) System the engine idle until the indicator goes out. If the indicator does not go out, take your vehicle to a dealer to have it checked. Your vehicle still has normal frontwheel drive with vehicle stability assist (VSA), but does not have the advantages of SH-AWD. Have your vehicle checked by a dealer as soon as possible. Driving If the SH-AWD indicator begins to blink while driving, it indicates the differential temperature is too high. You will also see an ''SH-AWD DIFF TEMP. HIGH'' message on the multi-information display. If this happens, pull to the side of the road when it is safe, park the vehicle and shift to Park (automatic), and let If the SH-AWD indicator on the instrument panel stays on, and the ''CHECK SH-AWD SYSTEM'' message also appears on the multiinformation display, there is a problem with the SH-AWD system. 2013 TL 505