FixVault

System Description

WARNING: This page is about a different car, the 2007 Lexus SC 430. However, it is still accessible from the selected car via links, so may be relevant.
  1. GENERAL 
    1. By operating the dial-type seat heater control switch, which is located in the console box, the temperature can be controlled steplessly within the range of 30 to 40°C (86 to 104°F).
    2. Whether the seat heater is ON or OFF can be determined by the seat heater control switch indicator light ON or OFF status.
    3. The seat heater of both seats are controlled by the seat heater ECU, which is located above the respective seat ECU.