Do Subaru Headlights Turn Off Automatically

Yes, many Subaru models come equipped with automatic headlights that turn on and off based on ambient light levels. These smart systems enhance safety and convenience, but understanding how they work—and when they might not—can help you get the most out of your Subaru’s lighting technology.

Key Takeaways

• Most modern Subarus have auto headlights: Starting around 2015, many Subaru models include automatic headlight systems that activate in low-light conditions.
• Auto headlights use a light sensor: A photoelectric sensor on the dashboard detects ambient light and triggers the headlights to turn on or off.
• Not all trims include the feature: Base trims or older models may not have automatic headlights—check your owner’s manual or vehicle specs.
• You can override the system: Drivers can manually turn headlights on or off using the headlight switch, even when auto mode is active.
• Auto headlights don’t control high beams: High beams typically require manual activation, though some models offer auto high beam assist as a separate feature.
• Battery drain is minimal: The system is designed to prevent accidental drain, but leaving lights on manually can still impact battery life.
• Maintenance matters: Dirt or obstructions on the light sensor can interfere with automatic operation—keep it clean for best performance.

Do Subaru Headlights Turn Off Automatically? A Complete Guide

If you’ve ever hopped into your Subaru after a long day and noticed the headlights were already on—even though it was still daylight—you’ve likely experienced the convenience of automatic headlights. Or maybe you’ve pulled into your driveway at night and wondered why the lights didn’t turn off right away. These moments raise a common question among Subaru owners: Do Subaru headlights turn off automatically?

The short answer is yes—but with some important caveats. Most modern Subaru vehicles, especially those from 2015 onward, are equipped with an automatic headlight system designed to improve safety, reduce driver distraction, and prevent accidental battery drain. However, not every Subaru has this feature, and even when it’s present, understanding how it works can make a big difference in your driving experience.

In this comprehensive guide, we’ll dive deep into how Subaru’s automatic headlight system functions, which models include it, how to use and customize it, and what to do if it’s not working as expected. Whether you’re a new Subaru owner or just curious about your vehicle’s lighting technology, this article will give you everything you need to know.

How Subaru’s Automatic Headlight System Works

At the heart of Subaru’s automatic headlight feature is a simple yet clever piece of technology: a photoelectric light sensor. This sensor is usually located near the base of the windshield, often behind the rearview mirror or on the dashboard. Its job is to continuously monitor the amount of ambient light outside the vehicle.

When the sensor detects that light levels have dropped—such as at dusk, in a tunnel, or during heavy rain or fog—it sends a signal to the vehicle’s electrical system to turn on the headlights. Conversely, when light levels increase—like when you exit a tunnel or the sun rises—the sensor tells the system to turn the headlights off.

This process happens seamlessly and usually within a few seconds of the lighting change. The system is designed to respond to gradual shifts in light, so it won’t flicker on and off during brief moments of shade or passing clouds.

One of the key benefits of this system is that it reduces the chance of human error. We’ve all forgotten to turn on our headlights at night or left them on during the day, draining the battery. Subaru’s auto headlights help prevent both scenarios, making driving safer and more convenient.

The Role of the Light Sensor

The light sensor is the “brain” behind the automatic headlight system. It’s a small, dome-shaped component that measures visible light and infrared radiation. When it senses low light, it triggers a relay that powers the headlights.

It’s important to note that the sensor doesn’t “see” like a camera. Instead, it reacts to overall brightness. This means that if the sensor is blocked—by dirt, snow, a dashboard cover, or even a phone mount—it may not detect changes in light accurately. For example, if your phone mount shades the sensor during the day, the system might think it’s dark and turn the headlights on unnecessarily.

To ensure reliable performance, keep the sensor area clean and unobstructed. A quick wipe with a microfiber cloth every few weeks can go a long way in maintaining proper function.

Auto Headlights vs. Daytime Running Lights (DRLs)

It’s easy to confuse automatic headlights with daytime running lights (DRLs), but they serve different purposes. DRLs are low-intensity lights that turn on automatically when the engine is running, regardless of the time of day. Their goal is to make your vehicle more visible to other drivers during daylight hours.

In contrast, automatic headlights are full-beam or low-beam headlights that activate only when needed—typically at night or in low-visibility conditions. While DRLs are always on (when the car is running), auto headlights are conditional and respond to environmental light.

Most Subarus with automatic headlights also have DRLs, so you might see some lighting activity even during the day. But remember: DRLs are not a substitute for full headlights in the dark.

Which Subaru Models Have Automatic Headlights?

Not every Subaru comes with automatic headlights, and availability can vary by model, trim level, and model year. However, the feature has become increasingly common in recent years.

Starting around 2015, Subaru began including automatic headlights as standard or optional on many of its popular models. Here’s a breakdown of which models typically include the feature:

• Subaru Outback: Available on most trims from 2015 onward, especially Premium, Limited, and Touring models.
• Subaru Forester: Standard on higher trims (e.g., Limited, Touring) and often optional on mid-level trims.
• Subaru Crosstrek: Available on Premium and Limited trims; not typically on the base trim.
• Subaru Impreza: Found on higher trims like Limited and Sport.
• Subaru Legacy: Standard on most trims from 2015 onward.
• Subaru Ascent: Standard on all trims due to its newer model years (2019+).

If you’re unsure whether your Subaru has automatic headlights, check your owner’s manual or look at the headlight switch. If there’s an “AUTO” position on the switch, your vehicle likely has the feature.

How to Confirm Your Subaru Has Auto Headlights

The easiest way to confirm is to locate the headlight control stalk on the left side of your steering wheel. Turn the dial to the “AUTO” position. If the system is active, you should see a green indicator light on your dashboard that looks like a headlight with an “A” inside it.

You can also test it by covering the light sensor with your hand or a cloth in daylight. If the headlights turn on, the system is working.

Keep in mind that even if your Subaru doesn’t have automatic headlights, you can often upgrade or retrofit the system with aftermarket kits—though this may require professional installation and could affect your warranty.

How to Use and Control Automatic Headlights

Using Subaru’s automatic headlight system is straightforward, but knowing how to control it can help you get the most out of the feature.

To activate auto mode, simply turn the headlight switch to the “AUTO” position. This tells the vehicle to let the light sensor control when the headlights turn on and off. You’ll still need to manually turn on the parking lights, fog lights, or high beams if needed.

Manual Override Options

Even in auto mode, you retain full control. If you want the headlights on during the day—for example, in heavy rain or fog—you can manually switch them on by turning the dial to the “ON” position. Similarly, if the system turns the lights on too early (like in a dimly lit garage), you can turn them off manually.

This flexibility is one of the strengths of Subaru’s design. The system assists you, but it doesn’t take away your control.

Adjusting Sensitivity (If Available)

Some newer Subaru models allow you to adjust the sensitivity of the light sensor through the vehicle’s infotainment system or settings menu. This lets you customize how quickly the headlights respond to changes in light.

For example, you might set it to activate only in very low light (ideal for city driving) or to turn on earlier in twilight conditions (better for rural or mountainous areas).

To access these settings, go to the “Vehicle Settings” or “Lighting” menu on your Subaru’s display screen. Look for options like “Auto Light Sensitivity” or “Headlight Delay.”

Headlight Delay Feature (Auto Off Timer)

Another related feature is the headlight delay, sometimes called “follow-me-home” lighting. This keeps the headlights on for a short period after you turn off the engine and exit the vehicle. It’s useful for illuminating your path to the door at night.

On many Subarus, this feature is automatically enabled when the headlights are on. The delay typically lasts 30 to 60 seconds, depending on the model and settings.

You can often adjust or disable this feature in the vehicle settings menu. Some drivers find it helpful, while others prefer to turn it off to save battery.

Common Issues and Troubleshooting

While Subaru’s automatic headlight system is generally reliable, a few issues can arise. Here are some common problems and how to fix them.

Headlights Don’t Turn On in the Dark

If your headlights aren’t activating when it gets dark, the first thing to check is the light sensor. Make sure it’s clean and not blocked by a phone mount, sunshade, or debris.

Also, verify that the headlight switch is in the “AUTO” position. If it’s set to “OFF” or “PARKING,” the system won’t engage.

If the sensor and switch are fine, the issue could be a faulty sensor, a blown fuse, or a wiring problem. In this case, it’s best to visit a Subaru service center for diagnosis.

Headlights Stay On During the Day

If your headlights remain on even in bright daylight, the sensor may be obstructed or malfunctioning. Check for anything covering the sensor area, including stickers, dash cam mounts, or even condensation.

In some cases, the system may be overly sensitive. Try adjusting the sensitivity settings if your model allows it.

If the problem persists, the sensor may need recalibration or replacement.

Battery Drain Concerns

A common worry is that automatic headlights could drain the battery if they stay on too long. However, Subaru’s system is designed to prevent this. The headlights will turn off when the engine is off and the vehicle is locked, especially if the auto-off timer is enabled.

That said, if you manually leave the headlights on (by switching to “ON” instead of “AUTO”), they can drain the battery over time. Always double-check your lights before walking away from the car.

Fog Lights and High Beams

It’s important to note that automatic headlights do not control fog lights or high beams. These must be turned on manually.

Some higher-end Subaru models (like the Outback Touring or Ascent Limited) come with auto high beam assist, which automatically switches between high and low beams based on oncoming traffic. But this is a separate feature and not part of the standard auto headlight system.

Benefits of Automatic Headlights

So why does Subaru include this feature? The benefits go beyond convenience.

Improved Safety

Studies show that vehicles with headlights on are more visible to other drivers, reducing the risk of accidents. Automatic headlights ensure your lights are on when needed, even if you forget to turn them on.

They’re especially helpful in rapidly changing conditions—like driving through a forest or entering a tunnel—where manual activation might be delayed.

Reduced Driver Distraction

By automating a routine task, Subaru’s system lets you focus on driving. You don’t have to remember to flip a switch at dusk or worry about leaving lights on.

This is particularly valuable for new drivers or those who frequently drive in varying light conditions.

Battery Protection

Leaving headlights on overnight is a common cause of dead batteries. Automatic headlights reduce this risk by turning off when the engine is off and the car is locked.

Even if you accidentally leave the car in “ON” mode, the system will eventually shut down to preserve battery life.

Enhanced Resale Value

Features like automatic headlights are considered modern conveniences that increase a vehicle’s appeal. If you plan to sell or trade in your Subaru, having this feature can boost its value.

Tips for Getting the Most Out of Your Subaru’s Auto Headlights

To ensure your automatic headlights work reliably, follow these practical tips:

• Keep the sensor clean: Wipe the area near the rearview mirror regularly to prevent dirt or grime from blocking the sensor.
• Avoid obstructions: Don’t place phone mounts, dash cams, or other devices directly over the sensor.
• Use AUTO mode consistently: Get in the habit of leaving the headlight switch in “AUTO” so the system can do its job.
• Check settings periodically: Review your vehicle’s lighting settings, especially after software updates or service visits.
• Test the system: Occasionally cover the sensor in daylight to confirm the headlights activate.
• Consult your manual: Your owner’s manual has model-specific details about how the system works and how to adjust it.

Conclusion

So, do Subaru headlights turn off automatically? In most modern Subaru vehicles, the answer is a resounding yes. Thanks to a built-in light sensor and intelligent electrical system, your Subaru can automatically turn headlights on at dusk and off at dawn—making driving safer, easier, and more efficient.

While not every trim or model includes this feature, it’s become increasingly standard across Subaru’s lineup. And even when it’s available, understanding how to use and maintain it ensures you get the best performance.

From improved visibility to reduced battery drain, automatic headlights are a small but significant upgrade that enhances the overall Subaru experience. Whether you’re navigating a foggy mountain road or pulling into your driveway after sunset, you can trust your Subaru’s lighting system to have your back.

So the next time someone asks, “Do Subaru headlights turn off automatically?” you’ll know exactly what to say—and how to make the most of this smart, safety-focused feature.

Frequently Asked Questions

Do all Subaru models have automatic headlights?

No, not all Subaru models or trims include automatic headlights. The feature is more common on higher trims and newer models (2015 and later). Check your owner’s manual or look for an “AUTO” setting on the headlight switch to confirm.

Can I turn off automatic headlights if I don’t want them?

Yes, you can manually override the system by switching the headlight control to “OFF” or “ON.” However, leaving it in “AUTO” is recommended for safety and convenience.

Why do my Subaru headlights stay on during the day?

This could be due to a blocked or dirty light sensor, overly sensitive settings, or a malfunction. Clean the sensor area and check for obstructions. If the issue continues, consult a Subaru technician.

Do automatic headlights drain the battery?

No, Subaru’s system is designed to prevent battery drain. The headlights turn off when the engine is off and the vehicle is locked. Only manually leaving lights on can cause drain.

Can I adjust how sensitive the auto headlights are?

On some newer Subaru models, yes. Look for “Auto Light Sensitivity” in the vehicle settings menu. This lets you control how quickly the headlights respond to changes in light.

Do automatic headlights control high beams?

No, standard automatic headlights only control low beams. High beams require manual activation. Some models offer auto high beam assist as a separate feature.