Auto Light Illumination Level Setting

WARNING: This page is about a different car, the 2004 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.

Connect the WDS or equivalent to the DLC-2 (16-pin).
Select "Module programming" from the menu.
Select "Programmable Parameters".
Select "Exterior Lighting".
Select "Standard" or "Low" on the WDS or equivalent to set the illumination level.

Fig 1: Locating Data Link Connector (DLC-2)
Courtesy of MAZDA MOTORS CORP.