Operation CHARM: Car repair manuals for everyone.

Fail-Safe Chart





LIGHTING: LIGHTING SYSTEM: FAIL-SAFE CHART

1. HID headlight system

The light control ECU operates in the fail-safe mode if an abnormal condition such as those listed below has been detected.





2. Automatic headlight beam level control system

If the AFS ECU detects a malfunction in the automatic headlight beam level control system or intelligent AFS, it will take the actions indicated in the table below.





3. Intelligent AFS

If the AFS ECU detects a malfunction in the intelligent AFS or automatic headlight beam level control system, it will take the actions indicated in the table below.





4. Automatic light control system

If the main body ECU detects a malfunction in the automatic light control sensor, the main body ECU effects fail-safe control to prohibit the automatic light control. If the low beam headlights and taillights are on, the lights will remain on until the light control switch is turned off.