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Browse the full HaulVolt library of dashboard warning-light guides, newest first.

Automatic Emergency Braking

Volvo City Safety Braking Explained

Volvo City Safety braking explained: how the low-speed auto-brake system works, what its temporarily unavailable message means, and when to get it checked.

August 20, 2026 · 8 min read

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ADAS Light Stays On After Reset

If your ADAS light stays on after reset, the fault is still active. Learn what a returning warning means, how to diagnose it, and when to recalibrate.

Bhumi TripathiAugust 14, 2026

Phantom Braking on the Highway Fixes

Stop phantom braking highway scares with a step-by-step fix: clean sensors, adjust following distance, update software, and know when it is a real fault.

Bhumi TripathiAugust 2, 2026

Lane Keep Assist in Rain and Sun Glare

How rain and sun glare affect lane keep assist, why wet roads and low sun blind the camera, and simple steps to keep the system working in bad weather.

Bhumi TripathiJuly 30, 2026

First ADAS Reset Mistakes to Avoid

Avoid these common ADAS reset mistakes: treating a reset as a repair, using the wrong scan tool, confusing resets with recalibration, and skipping the drive cycle.

Bhumi TripathiJuly 28, 2026