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 normal conditions, have the system checked by an authorized dealer.

ACC/FCW Unavailable Warning
See also:
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Proper tire inflation pressure is essential to the safe and
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The Inside
The previous-generation Grand Cherokee lacked an interior to match its price,
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High Intensity Discharge Headlamps (HID) – If Equipped
The headlamps are a type of high voltage discharge tube.
High voltage can remain in the circuit even with the
headlamp switch off and the key removed. Because of
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