WARNING: This page is about a different car, the 2013 Infiniti M56 and 2013 Infiniti M37. However, it is still accessible from the selected car via links, so may be relevant.
Vehicle condition
Indication on the combination meter
When the FCW system malfunctions
When the sensor window is dirty
When driving into a strong light (i.e. sunlight)
NOTE:
Check that the IBA system is not OFF. The indicator lamp is shared with IBA system.