What Size Turn Signal Light For 2013 BMW 328i?

Replacing turn signal lights on your 2013 BMW 328i needs the right bulb size. This ensures your car works well and stays safe. The 2013 BMW 328i needs bulbs like 3156/3157 and 7440/7443 for the turn signals to work right.

Knowing how to replace these lights and using the correct size is key. It makes your car safer and more visible on the road.

For the 2013 BMW 328i, different lights need different sizes. This includes LED, HID, and fog light bulbs. The right size is important for your car’s safety and to avoid risks. If you’re replacing your turn signal lights, make sure to use the correct size for your 2013 BMW 328i. This ensures a safe and smooth drive.

Technical Specifications for BMW 328i Signal Lights

Replacing or upgrading signal lights on your 2013 BMW 328i needs the right specs. The BMW 328i signal light specs change based on the model year and location. For example, the front turn signal needs a BAU15S (7507 PY21W) bulb, and the rear turn signal needs a 1156 (BA15S P21W) bulb.

It’s key to follow these turn signal technical details for proper function and legal compliance. The side mirror indicators also have specific needs, which might be different from the main turn signals. Knowing these specs helps you make smart choices when replacing or upgrading your signal lights.

Front Turn Signal Specifications

The front turn signal on a 2013 BMW 328i needs a BAU15S (7507 PY21W) bulb. This is important for safety and proper function on the road. Using the right bulb type also keeps your vehicle’s lighting system working well.

Rear Turn Signal Specifications

The rear turn signal on a 2013 BMW 328i requires a 1156 (BA15S P21W) bulb. This is essential for ensuring your rear turn signals work right and are seen by other drivers. Using the correct bulb type helps prevent accidents and ensures a safe drive.

Side Mirror Indicator Measurements

The side mirror indicators on a 2013 BMW 328i have specific measurements and needs. These indicators help signal to other drivers when you’re turning or changing lanes. Knowing the correct specs for your side mirror indicators ensures they work right and provide the needed visibility.

Front Turn Signal Light Locations and Details

The BMW 328i front turn signals are usually in the front bumper or the headlight assembly. This placement is key for safety and visibility on the road. It makes sure the signals are clear to see for others, helping avoid accidents.

The front turn signals of the BMW 328i are both useful and stylish. They add to the car’s sleek look. The signals are often found in these spots:

Integrated into the headlight assembly
Located in the front bumper
Part of the side mirror assembly

Knowing where the front turn signals are is important for keeping them in good shape. The BMW 328i uses a 3157 (3156) bulb, like in 2016 models. Always check your car’s manual or talk to a pro to find the right bulb and how to replace it.

Rear Signal Assembly Components

The rear signal assembly is key for the 2013 BMW 328i’s lighting system. It has main housing, bulb sockets, and signal wiring. The main housing fits well into the tail light, keeping it weather-tight. This is important for safety.

The 2013 BMW 328i uses a 1156 (BA15S P21W) bulb size for rear turn signals. But, the bulb socket types can differ. The signal wiring connects the rear signals to the car’s electrical system. It’s important to match the wiring with new parts to avoid electrical problems.

Main Housing Dimensions

The main housing is made to last. It’s designed to fit perfectly in the tail light, ensuring a tight seal. This part is critical for the vehicle’s safety and visibility.

Bulb Socket Types

The rear assembly uses different bulb sockets, including the turn signal socket. These sockets are easy to replace, keeping the signals working well. The wiring is also designed for easy connection and disconnection.

Wiring Harness Compatibility

When updating the rear signals, make sure the wiring harness fits the new parts. The signal wiring is essential for the assembly’s function. The BMW 328i’s design makes it easy to install and maintain the lighting system.

Bulb Size	Year	Model
1156 (BA15S P21W)	2013	BMW 328i
3156/3157, 7440/7443	2013-2016	BMW 328i xDrive

What Size Turn Signal Light For 2013 BMW 328i: Complete Measurements

To find the right turn signal light size for your 2013 BMW 328i, you need to know the bulb measurements and signal light dimensions. The size of the bulbs for the turn signals varies. Front turn signals use BAU15S (7507 PY21W) bulbs, while rear turn signals use 1156 (BA15S P21W) bulbs.

When picking new bulbs, make sure they fit right. The size of the turn indicators is important for your car’s lighting system to work well. Here are some key measurements to remember:

Front turn signal: BAU15S (7507 PY21W)
Rear turn signal: 1156 (BA15S P21W)

Knowing these measurements helps you choose the right bulbs for your 2013 BMW 328i. By looking at the BMW 328i bulb measurements, signal light dimensions, and turn indicator sizes, you can make sure your car’s lights work right and safely.

Location	Bulb Type	Measurement
Front Turn Signal	BAU15S	7507 PY21W
Rear Turn Signal	1156	BA15S P21W

With this info, you can easily find the correct turn signal light size for your 2013 BMW 328i. This ensures your car’s lights work well and safely.

Original Equipment vs Aftermarket Options

Choosing the right turn signal lights for a 2013 BMW 328i comes down to two main choices. You can go for OEM (original equipment manufacturer) turn signals or aftermarket alternatives. OEM BMW turn signals are made just for your car, ensuring a perfect fit and top performance. Aftermarket 328i lights, on the other hand, might have different features or be more affordable, appealing to some owners.

Cost is a big factor when deciding between OEM and aftermarket options. Aftermarket signal light upgrades can be cheaper, but they might not last as long or be as good quality. Also, using aftermarket parts could risk voiding your car’s warranty, which is something to think about. OEM turn signals usually last longer, but some aftermarket options might match or even beat their performance.

When picking between OEM and aftermarket turn signal lights, consider these points:

Cost: OEM parts are often pricier than aftermarket ones
Quality: OEM parts are made for your car, ensuring a great fit and performance
Longevity: OEM turn signals tend to last longer than aftermarket ones
Warranty: Using aftermarket parts might void your car’s warranty

In the end, the choice between OEM and aftermarket turn signal lights depends on what you need and value most. By weighing the pros and cons of each, you can make a smart choice. This way, you can find the best signal light upgrades for your 2013 BMW 328i.

Signal Light Replacement Process

To replace the signal lights on your 2013 BMW 328i, you’ll need some tools and a step-by-step guide. You’ll access the bulbs, remove the old ones, and install new ones. This can be a DIY job, but make sure you have the right tools and knowledge.

Required Tools

The tools needed may vary based on your vehicle’s turn signal location. Common tools include a screwdriver, pliers, and a wrench. Also, have a replacement bulb ready, like the 3156/3157 or 7440/7443, used in the 2016 BMW 328i.

Step-by-Step Procedure

The steps to replace the signal lights are straightforward:

Access the bulb by removing any trim or covers
Disconnect the old bulb from the socket
Remove the old bulb and replace it with a new one
Reconnect the new bulb to the socket
Replace any trim or covers

This process works for many BMW 328i models, including the 2013 model. It requires LED headlight bulbs like H7 and 9007/HB5.

Testing Guidelines

After installing the new signals, test them to make sure they work. Turn on the hazard lights and check all signals. If problems occur, check the connections or seek professional help. By following these steps and using the right parts, you can do a DIY signal bulb change on your BMW 328i.

Safety Certification Requirements

Turn signal lights for the 2013 BMW 328i must meet strict safety standards. The Department of Transportation (DOT) sets rules for brightness, color, and visibility. These rules help prevent accidents and ensure drivers can signal their plans clearly.

The BMW turn signal regulations and 328i light safety standards follow these DOT rules. All turn signal lights, front and rear, must be approved by the DOT. The rules cover light intensity, color, and how well they can be seen from different angles.

Some key aspects of the safety certification requirements include:

DOT approval for all turn signal lights
Compliance with BMW turn signal regulations and 328i light safety standards
Meeting specific standards for brightness, color, and visibility

Following these safety standards ensures turn signal lights work right. This is vital for luxury cars like the BMW 328i, where safety and performance matter most. With DOT-approved lights, drivers know their car is safe on the road.

Common Signal Light Issues

BMW 328i signal problems can be really frustrating. It’s important to figure out why they happen. Fixing BMW lights is easier if you know what to look for. Common problems include burnt-out bulbs, corroded sockets, and wiring issues.

To find the problem, start with the basics. Make sure the turn signal switch works right and the bulbs are tight. If the problem doesn’t go away, you might need a mechanic. But, for simple fixes like cleaning contacts or replacing fuses, you can try it yourself.

Diagnostic Steps

Here’s how to troubleshoot BMW 328i signal problems:

Check the turn signal switch for proper function
Inspect the bulbs for burnout or damage
Verify that the socket is clean and free of corrosion
Check the wiring for any signs of damage or wear

Quick Fixes

For small problems, try these quick fixes:

Clean corroded contacts with a soft brush and electrical cleaner
Replace fuses if they are blown
Check and replace bulbs as needed

Issue	Cause	Solution
Bulb burnout	Worn out or damaged bulb	Replace bulb
Socket corrosion	Moisture or wear	Clean and replace socket if necessary
Wiring problems	Damage or wear	Repair or replace wiring as needed

Conclusion

Keeping your 2013 BMW 328i’s turn signals in good shape is key for safety and following the law. Regular BMW 328i turn signal maintenance and quick bulb replacements are essential. This ensures your signals work well and last longer.

If a turn signal bulb goes out, fix it fast. This prevents accidents and fines for bad lighting.

Being proactive with your car’s lights makes driving safer. It shows you care about your vehicle and the road. Working turn signals keep everyone safe and help follow traffic rules.

FAQs

What size turn signal light does the 2013 BMW 328i use?

The specific turn signal light sizes for the 2013 BMW 328i will be covered in detail in a later section.

What are the technical specifications for the turn signal lights on the 2013 BMW 328i?

The technical specifications, including the front and rear turn signal bulb types, wattage, and voltage requirements, as well as the side mirror indicator measurements, will be provided in the next section.

Where are the front turn signals located on the 2013 BMW 328i?

The locations of the front turn signals on the 2013 BMW 328i, including how they are integrated into the vehicle’s design, will be discussed in the following section.

What are the components of the rear turn signal assembly on the 2013 BMW 328i?

The dimensions of the main housing, the various bulb socket types used, and the wiring harness compatibility of the rear turn signal assembly will be covered in the next section.

What are the complete turn signal light measurements for the 2013 BMW 328i?

A complete list of all turn signal light sizes, including measurements for the front, rear, and side mirror indicators, will be provided in a dedicated section.

How do OEM and aftermarket turn signal lights compare for the 2013 BMW 328i?

The pros and cons of using original equipment manufacturer (OEM) turn signal lights versus aftermarket options will be discussed in the following section.

How do I replace the turn signal lights on my 2013 BMW 328i?

The step-by-step procedure for replacing the turn signal lights, including the necessary tools and guidelines for testing the new lights, will be covered in the next section.