Sequoia LTD 4WD V8-4.7L (2UZ-FE) (2001)
Heated Element: Testing and Inspection
INSPECT MIRROR HEATER OPERATION
a. Connect the positive (+) lead from the battery to terminal 6 and the negative (-) lead to terminal 4.
b. Check that the mirror becomes warm.
HINT: It will take a short time for the mirror to become warm.