LS 460 AWD V8-4.6L (1UR-FSE) (2009)
(1) When the engine switch is on (IG), pressing the heated heated steering wheel controller's momentary switch on the outer mirror switch
illuminates the LED and current is output from the steering controller to the heater of the heated steering wheel. Pressing the momentary
switch again turns off the LED and stops the current from being output.
(2) A thermostat is installed in the steering wheel as a safety mechanism.
(3) The heated steering wheel switch's LED will blink at 0.3 second intervals when either of the following occurs: 1) an open or short in the
steering wheel's thermistor continues for 2 seconds or more; or 2) the outer mirror switch's momentary switch is pressed continuously for
10 seconds or more.
(4) If the normal condition is restored for 2 seconds or more, the previous operation before the malfunction occurred continues. However,
regardless of if a malfunction is detected and the malfunction operation is occurring , and regardless of if the normal condition is restored
and the system is operating normally, the timer will turn off the heater 30 minutes after the switch was first turned on.
(b) Signal input / output description