Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: System Description

SYSTEM DESCRIPTION

FRONT SEAT HEATER

(a) By operating the seat heater switch (radio and display receiver assembly), the temperature can be controlled within the range of 36 to 44°C (96.8 to 111.2°F).

HINT:

The operating temperature range is that detected by the thermistor, not at the seat surface.

(b) The seat heater switch (radio and display receiver assembly) indicator lights indicate seat heater operating status.

(c) The seat heaters of both seats are controlled by the seat heater control sub-assemblies.

REAR SEAT HEATER (w/ Rear Seat Heater)

(a) By operating the seat heater switch, the temperature can be controlled within the range of 36 to 44°C (96.8 to 111.2°F).

(b) The seat heater switch indicator lights indicate the seat heater operating status.