Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
System Functions: Notes
In accordance with the traffic situation, the FLA control unit sends a switch-on recommendation or a switch-off recommendation for the main-beam headlights to the light module. On the basis of this recommendation and various other the input variables, the light module decides whether the main-beam headlights should be switched on or off.
The following system functions of the main-beam assistant are described:
- Automatic main-beam headlight switch-off when oncoming traffic is detected
- Automatic main-beam headlight switch-off when vehicle detected ahead of the car
- Automatic main-beam headlight switch-off when adequate ambient lighting is detected
- Automatic main-beam headlight switch-on
- Indicators in the instrument cluster
- Function limitations of the main-beam assistant
- Automatic alignment of the main-beam assistant
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.