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Understand a warning or limitation
Learn the difference between normal system status, temporary limitations and warnings that deserve professional attention.
Symbols and wording vary between vehicles. Use these guides to understand the type of message, then check the owner manual for your exact vehicle.
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Useful guides
Driver guide
What should I do after an unexpected ADAS warning or intervention?
A calm first-response guide for unexpected braking, steering, warnings or sudden loss of driver assistance.
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Why does my car say a camera, radar or driver-assistance system is unavailable?
How to understand blocked-camera, radar-unavailable and driver-assistance warning messages without guessing at an unseen vehicle.
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How weather and road conditions affect ADAS
Why rain, glare, fog, roadworks and poor markings can limit driver-assistance systems, and how drivers should respond.
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Why did my car brake by itself when nothing was there?
A calm guide to unexpected ADAS braking, common triggers, immediate driver response and when the vehicle needs inspection.
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Driver monitoring systems explained
How driver monitoring detects possible distraction or fatigue, what its warnings mean and why it cannot judge whether you are fit to drive.
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Caring for ADAS sensors
Safe cleaning and practical guidance for car washes, wax, wraps and accessories near cameras, radar and parking sensors.
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