See also:

Blocked sensor
An extreme build-up of materials on the quarter panel fascias such as mud or snow can cause degraded performance of the BLIS . Also, heavy rain can cause the same effect. The BLIS can detect ...

CTA False Alerts
Due to the nature of radar technology, there may be certain instances when the BLIS will alert with no object present when backing up. This is known as a false alert. Some level of false alerts ar ...

Determining if the Personal Safety System is operational
The Personal Safety System uses a warning light in the instrument cluster or a back-up tone to indicate the condition of the system. Refer to the Warning light and chimes section in the Instrument ...