Tundra 4WD V8-5.7L (3UR-FE) (2007)
a. Measure the resistance according to the value(s) in the table below.
HINT: As the dial is being turned, the resistance changes gradually.
If the result is not as specified, replace the switch.
b. Check that the seat heater switch illuminates.
If the result is not as specified, replace the switch.