Toyota Tacoma 2018 Owner's Manual page 143

Auto anti-glare inside rear view mirror

Responding to the level of brightness of the headlights of vehicles
behind, the reflected light is automatically reduced.
Type A

Changing automatic anti-glare function mode
On/off
When the automatic anti-glare function is in on mode, the indicator illumi-
nates.
Vehicles without a smart key system:
The function will set to on mode each time the engine switch is turned to
the "ON" position.
Pressing the button turns the function to off mode. (The indicator also turns
off.)
Vehicles with a smart key system:
The function will set to on mode each time the engine switch is turned to
IGNITION ON mode.
Pressing the button turns the function to off mode. (The indicator also turns
off.)
3-4. Adjusting the steering wheel and mirrors

Type B
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