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How to Adjust the Headlights on the Volvo S40

Updated February 21, 2017

The Volvo S40 is a compact car in production since 1995. Depending on road conditions and time of day, it may become necessary to adjust the headlights. The brightness of the lights can be adjusted from the instrument panel. The panel is generally to the left of the steering wheel to allow for easy adjustments while driving.

Turn the ignition key to "II." The low-beam headlights, also known as daytime lights, automatically illuminate.

Turn the thumb wheel located to the left of the steering wheel to adjust the headlight brightness.

Thumb the wheel up to increase the brightness and thumb the wheel down to decrease the brightness.

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Diana Braun began her writing career as a consultant and technical writer for a software company focusing on how-to, training, white paper, and internal process documentation. After two years, Braun left to pursue her entrepreneurial dreams. Since then, she has launched several startups including a t-shirt business, an online marketing and advertising t-shirt distribution business, and an entertainment site. She currently resides in South Florida.