This light will illuminate when there is an automatic transmission fault.
See also:
Installing the tow hook
The towing device should be fastened to the body by specialised personnel according
to any additional and/or integrative information supplied by the Manufacturer of
the device.
The towing device ...
Folding Mirrors
The exterior mirrors are hinged to allow the mirror to pivot forward or rearward
to help avoid damage. The mirror has three detent positions: full forward, normal
and full rearward. ...