Fail-Safe Chart

MALFUNCTION DETECTION

Operation when malfunction is detected

MALFUNCTION OPERATION CHART

Content	Operation
When thermistor trouble is detected	Heater off
When overheating (150°C (302°F)) of controller is detected	Heater off
When over voltage (60 V) is detected	Heater off
When under voltage (6 V) is detected	Heater off
OFF timer (30 min.)	After preset time of timer passes, heater off

Malfunction detection conditions
1. When an open or short in the steering wheel's thermistor continues for 2 seconds or more.
2. When the outer mirror switch's momentary switch is pressed continuously for 10 seconds or more.
Malfunction display
1. The LED of the outer mirror switch's heated steering wheel switch blinks at 0.3 second intervals.
Restore condition
1. 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.