AWD Warning Light Display: Operation

WARNING: This page is about a different car, the 2021 Subaru Impreza. However, it is still accessible from the selected car via links, so may be relevant.

AWD light illuminates or blinks, when the AWD is in special control condition and AWD has malfunction.

At normal condition
After turning the ignition switch to ON, illuminates for 2 seconds then goes off.
When FF mode is selected
AWD light illuminates when the AWD ON/OFF switching function is set to "FF mode" with the ignition switch ON.
When malfunction is detected
AWD light blinks at 2 Hz when any of the following malfunctions are detected with the ignition switch ON.
1. When tire with different diameter is installed, or air pressure of any of four wheels is excessively low.
2. When "Rear differential inspection mode" is judged as NG Ref. to DIFFERENTIALS>REAR DIFFERENTIAL INSPECTION MODE .

Courtesy of SUBARU OF AMERICA, INC.

If the AWD light does not illuminate, or illumination patterns are not as above, check the AWD light circuit. Ref. to TRANSMISSION (DIAGNOSTICS) (IMPREZA MODEL)>AWD WARNING LIGHT DISPLAY>INSPECTION .