fits model: 323i, M3, X1, 328i, 325i. make: Bmw. year: 2007–2013.

( Manufacturer Part Number: 64116926459 ), ( Type: Sun Light Sensor ), ( Seller Warranty: Yes ), ( Oe/oem Part Number: 64116926459, 6411-6926459, 6411-6-926-459, 6926459 / 6 926 459 ), ( Country Of Origin: Germany ), ( UPC: 060708091011 )
The **BMW 323i (E90), 325i (E90), 328i (E90), and M3 (E90) Solar Sun Light Sensor (Part Number: 64116926459)** is a precision-engineered optical sensor designed to enhance the driving experience and interior comfort of these iconic BMW models produced between 2007 and 2013. This high-quality component plays a crucial role in the vehicle s ambient lighting system, automatically adjusting the interior illumination based on ambient light conditions to create a seamless and adaptive environment. Crafted to BMW s exacting standards, the sensor features a robust, weather-resistant housing that ensures durability and longevity, even in varying environmental conditions. Its advanced optical technology allows for precise detection of sunlight intensity, enabling the car s ambient lighting whether in the door panels, console, or headliner to shift smoothly between warm, inviting tones and softer, subdued hues, depending on the time of day or driving conditions. This not only enhances the aesthetic appeal of the cabin but also contributes to a more relaxed and personalized atmosphere for the driver and passengers. The sensor s integration with the vehicle s electrical system ensures compatibility with the iDrive interface and other onboard controls, allowing for seamless operation without the need for manual adjustments. Whether installed in a meticulously restored classic or a well-maintained daily driver, this sensor guarantees that the interior lighting remains both functional and stylish, embodying BMW s signature blend of performance and sophistication. For enthusiasts seeking to preserve or upgrade their E90 series BMW, this part is an essential component for maintaining the vehicle s premium feel and technological refinement.
### **Pros and Cons of Buying a 2007 2013 BMW 3-Series (E90/E92/E93) with the 64116926459 Solar Sun Light Sensor (323i, M3, X1, 328i, 325i)**
This vehicle refers to a **BMW 3-Series (E90/E92/E93 chassis)** from **2007 2013** equipped with the **64116926459 solar sun light sensor**, which is part of the **automatic headlight control system**. Below is a detailed breakdown of the advantages and disadvantages of purchasing one of these models, followed by a conclusion and recommendation.
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### **Pros**
1. **Strong Driving Dynamics & Performance**
- The **E90/E92/E93 3-Series** is renowned for its **balanced handling, precise steering, and engaging driving experience**, especially in the **M3 (S54 engine)** and **328i (N54 engine)** variants.
- The **N54 engine (328i)** is a **turbocharged inline-6** with **dual overhead camshafts, direct and port injection**, and **variable valve timing**, offering **258 300 hp** (depending on model year) and **good throttle response**.
- The **M3 (S54 engine)** produces **326 333 hp** and **320 333 lb-ft of torque**, making it one of the most capable **non-hypercar BMWs** of its era.
- The **X1 (E84, 2009 2013)** is a **compact luxury crossover** with **better ground clearance and practicality** compared to the sedan, though it sacrifices some rear-seat space.
2. **Premium Interior & Build Quality**
- The **E90/E92/E93 interiors** feature **high-quality materials**, **ergonomic controls**, and **excellent driver engagement**.
- **Available options** include **leather upholstery, wood/aluminum trim, heated/ventilated seats, and advanced infotainment (iDrive 5 )**.
- The **X1** offers a **more modern, SUV-like cabin** with **better sound insulation** than the sedan.
3. **Reliability & Durability (With Proper Maintenance)**
- The **N54 engine** is **robust** if **maintained correctly**, particularly with **regular oil changes (BMW Longlife-04 or equivalent), valve cover gasket replacement ( 100k miles), and timing chain inspection**.
- The **S54 engine (M3)** is **more durable** than the N54 but requires **high-quality fuel and oil** to prevent **carbon buildup and valve issues**.
- **Transmissions (ZF 6HP21/6HP26)** are **reliable** if **fluid changes are done on schedule** ( 60k miles).
- **Suspension and steering** (if not modified) hold up well, though **control arms and bushings** may need replacement after **100k miles**.
4. **Aftermarket & Modification Potential**
- The **E90/E92/E93 platform** has a **massive aftermarket**, including **performance chips (MHD, MHD2, MHD3), exhaust upgrades, suspension kits (Eibach, H&R), and engine tuning**.
- The **X1** also benefits from **aftermarket support**, though it is less modified than the sedan.
- **Aesthetic upgrades** (body kits, wheels, LED lighting) are widely available.
5. **Resale Value & Collectibility**
- The **M3 (E92/E93)** is **highly sought after**, especially **2009 2013 models**, making it a **good long-term investment**.
- The **N54-powered 328i** retains **strong resale value** due to its **popularity and performance**.
- The **X1** is **less collectible** but still holds value better than most compacts.
6. **Safety & Technology**
- **Standard safety features** include **stability control, multiple airbags, and anti-lock brakes**.
- **Available tech** includes **blind-spot monitoring, rear cross-traffic alert, and adaptive cruise control (on higher trims)**.
- The **solar sun light sensor (64116926459)** helps with **automatic headlight control**, improving visibility in varying light conditions.
7. **Fuel Efficiency (Compared to V8 Models)**
- The **N54 328i** gets ** 18 20 MPG city / 25 28 MPG highway**, which is **better than the older N52 V8 models** but **worse than naturally aspirated 325is**.
- The **M3 (S54)** is **less efficient ( 15 17 MPG city / 22 24 MPG highway)** but offers **superb performance**.
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### **Cons**
1. **Maintenance Costs & Complexity**
- BMWs **require frequent and expensive maintenance**, including:- **Oil changes every 10k 15k miles** (BMW Longlife-04 or equivalent).
- **Timing chain inspection/replacement ( 100k miles)** (N54 is more forgiving than N52).
- **Valvetronic motor replacement ( 80k 100k miles)**.
- **Carbon buildup in N54 engines** (can cause **knocking, misfires, or reduced power** if not addressed).
- **Transmission fluid changes ( 60k miles)** to prevent **rough shifting or failure**.
- **Labor costs** at BMW dealerships are **high**, making independent mechanics a **better (but riskier) option**.
2. **Common Engine & Transmission Issues**
- **N54 Engine Problems:**- **Carbon buildup** (due to **direct injection**) can cause **knocking, misfires, and reduced performance** if not cleaned ( $800 $1,500 for a **carbon cleaning service**).
- **Valvetronic motor failure** (common after 80k miles) can lead to **rough idle or stalling**.
- **Oil leaks** from **valve cover gaskets, oil filter housing gaskets, and rear main seal**.
- **Turbocharger failures** (less common but possible with **low-quality fuel or neglect**).
- **S54 Engine (M3) Issues:**- **More durable than N54** but still prone to **carbon buildup** and **valve issues**.
- **Cooling system failures** (water pump, thermostat) can lead to **overheating**.
- **Transmission (ZF 6HP21/6HP26):**- **Rough shifting or delayed engagement** if **fluid is old or not changed**.
- **Solenoid failures** can cause **transmission slipping or hesitation**.
- **Clutch wear** in **automatic transmissions** (less common but possible).
3. **Electrical & Infotainment Reliability**
- **iDrive (especially E90/E92) can be glitchy**, with **freezing, unresponsive screens, or software bugs**.
- **Window regulators** and **door locks** may **fail or become slow** over time.
- **Sensor issues** (e.g., **parking sensors, rain sensors, solar sun light sensor**) can lead to **false readings or malfunctions**.
4. **Depreciation & Ownership Costs**
- While **M3s hold value well**, **standard 325i/328i models depreciate faster** than **Audi S5 or Mercedes C63 AMG**.
- **Insurance costs** are **high** due to **performance reputation and repair expenses**.
- **Parts can be expensive**, especially for **rare or discontinued components**.
5. **Rust & Body Issues**
- **E90/E92 sedans** are **prone to rust** in **wheel wells, rocker panels, and sills**, especially in **snowy or coastal climates**.
- **X1s** are **more rust-resistant** due to their **higher ground clearance and SUV body style**.
- **Paint delamination** (especially on **older models**) can be a **cosmetic concern**.
6. **Comfort & Practicality (Compared to Modern Cars)**
- **Ride quality** is **firm and sport-tuned**, which may be **uncomfortable for daily long-distance driving**.
- **Rear seat space** in the **sedan is tight**, especially for **passengers over 6 ft tall**.
- **Trunk space** in the **sedan is smaller than competitors** (e.g., Audi A4, Mercedes C-Class).
- The **X1 has better cargo space** but **less rear legroom** than the sedan.
7. **
The part is used and may show some signs of previous use. See all photos for the condition. Make sure the part number matches your vehicle. See photos for details to ensure proper fitment your vehicle.
Left Driver Side / Right Passenger. Make sure the provided part numbers and photos match with your old Please see all photos prior making the purchase to ensure that condition of item meets your standards. Any known defects are pointed in the photos and items.
Wash hands after Handling. Larger and heavier items are shipped only to the lower 48 / Continental States. The parts are used and expected to have some signs of wear due previous use. It takes only 5 minutes and totally free.
Shipping only within the US States and Territories. Came off of 2008 BMW 335i E93 Convertible.