See also:

Onboard Diagnostic System — OBD II
Your vehicle is equipped with a sophisticated onboard diagnostic system called OBD II. This system monitors the performance of the emissions, engine, and automatic transmission control systems. ...

Service FCW Warning
If the system turns off, and the EVIC displays “ACC/ FCW Unavailable Service Radar Sensor”, it indicates there is an internal system fault. Although the vehicle is still drivable under norma ...

Ignition Off Operation
For vehicles not equipped with the Electronic Vehicle Information Center (EVIC), the power sunroof switch will remain active for 45 seconds after the ignition switch is turned to the LOCK positi ...