How to Address Audi Headlight Range Control System Issue

Owning an Audi is fun until it encounters troubles with the headlight range control system. This might sound something minor, but can truly frustrate you at the end of the day if left unaddressed. Usually, this system is developed to regulate the headlight’s height automatically, preventing discomfort to oncoming cars. Thus, with a failed headlight range control system, you may experience reduced visibility or other potential legal issues. Let’s dive in to learn more about the tricks to deal with your Audi’s malfunctioning headlight range control system to achieve a clear view from your vehicle, ensuring a safe and enjoyable night ride in your cherished Audi.

What is the role of your Audi headlight range control system?

Before proceeding further to learn some common warning signs, causes, and fixes of the faulty headlight range control system, you must understand what are its key functions.

• Self-adjustments: It usually shifts the headlights’ angle based on your car’s posture to avoid glare for oncoming drivers and maintain a clearly visible road view.
• Ideal for protection: This feature enhances convenience, especially in low visibility or on hilly roads, ensuring the headlights stay focused on the right spot.

If it malfunctions, you may notice your car headlights are aimed too high, too low, or don’t move at all.

Frequent indicators of your Audi headlight range control system failure

• You may notice a headlight range control system alert notification on the dashboard if the system malfunctions.
• If you see one headlight beam is tilted higher or lower than the other, the headlight range control system might be the culprit.
• With a defective headlight range control system, the light won’t aim properly, causing difficulty in visibility, especially at night.
• Headlights staying fixed when the trunk is loaded or while driving up/down slopes indicates a poor headlight range control system.

What can lead your Audi’s headlight range control system to fail?

• Defective sensors: The sensors are responsible for helping the headlight system identify your vehicle’s position and tilt. Thus, with failed sensors, the system won’t get the correct data and starts getting misaligned.
• Cracked motors: The primary function of the motor is to control the direction of the headlight beam. But when the motor fails, the headlights get jammed in one direction.
• Software error: In modern Audi models, the software is implemented to manage the headlight range control system operation. If the software starts developing glitches or bugs, the entire system may get interrupted and stop functioning.
• Faulty wiring: The sensors, motors, and control unit operate by communicating with each other through these wirings and connections. So, when these wirings wear out, the system can’t function optimally.
• Physical harm: When your car experiences a hard hit or collision, the headlight range control gets knocked out of place.

Basic repairing tips to fix your Audi’s defective headlight range control system

1. Check the sensors

Search the level sensors under your car near the suspension system. Gently clean them with a piece of cloth if dirty. Next, check them for any signs of wear, damage, or disconnections. If they are bent or damaged, you need to replace them with new ones. Seek professional assistance and ensure you use new, high-quality sensors suitable for your Audi model.

2. Test the headlight adjustment

Open the hood to search for the manual adjustment screws of the headlight housing. Next, make minor adjustments to test whether the lights shift. Be careful while doing this and ensure not to overdo it, as little changes have a big impact.

3. Look for diagnostic codes

You can use an OBD2 scanner to scan the error codes related to the headlight system saved in your car computer system. This can help you identify whether the sensors, motors, or wiring are the source of the issue.

4. Restart the system

Well, sometimes restarting your car resets all the systems. So, turn off your car and wait for a few minutes before turning it on again. Otherwise, you can reset the system with Audi's diagnostic tools.

The bottom line

From the above article, you must have understood that troubleshooting your Audi’s headlight range control system is manageable. Whether you try it yourself or depend on an Audi expert, fixing the issue early ensures safe and hassle-free night rides with your loved ones.

We at Autowerks are family owned independent automotive service facility established in 1975. In addition to this, we also offer an economical alternative to the expansive dealer service of European automobiles. We specialize in repairing BMW, Jaguar