MERCEDES 256-221-09-00 Label Benz

( Manufacturer Part Number: 256-221-09-00 ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Universal Fitment: Direct Replacement ), ( Make: Mercedes-benz ), ( Parts Included: Only Part Reference 500 On The Diagram Is Included ), ( Replaces Part Number: 2562210200 )

Review MERCEDES benz Genuine Information Label fits CLS450 2019

The **Mercedes-Benz 256-221-09-00** is a specialized, high-performance **OEM (Original Equipment Manufacturer) replacement part** designed exclusively for Mercedes-Benz vehicles, serving as a critical component in the **fuel injection system**. This part is a **fuel injector**, specifically tailored for use in certain models equipped with the **OM646 diesel engine**, a robust and efficient powerplant found in mid-range Mercedes-Benz vehicles such as the **E-Class (W212/W213), GL-Class (X215), and possibly some iterations of the C-Class (W205)** from the late 2000s to early 2010s. Engineered to meet Mercedes-Benz s stringent quality standards, this injector is built with precision-crafted internal components, including a **ceramic-tipped needle valve** and a **high-pressure solenoid**, ensuring optimal fuel atomization and delivery under varying engine loads. The **256-221-09-00** is designed to operate within the **Common Rail Direct Injection (CRDI) system**, where fuel is injected at extremely high pressures (up to 2,000 bar or higher) to enhance combustion efficiency, reduce emissions, and maximize torque output. Its robust construction, featuring **stainless steel housing and corrosion-resistant coatings**, ensures durability even in demanding conditions, such as high-altitude driving or prolonged exposure to harsh environments. This injector is a direct replacement for the original equipment part, maintaining the same **electrical connectors, mounting dimensions, and flow characteristics** as the factory unit, thereby preserving the engine s performance and reliability. Whether used in a **restoration project, routine maintenance, or as a replacement for a failed injector**, the **256-221-09-00** guarantees seamless integration and consistent operation, making it an indispensable component for Mercedes-Benz enthusiasts and professional mechanics alike.

### **Analysis of Buying a Mercedes-Benz 256.221.09.00 (W212 E350 4Matic, 2007 2011 Model)**

The **Mercedes-Benz 256.221.09.00** chassis code corresponds to the **W212 E350 4Matic** (or E350 CDI in some markets) produced between **2007 and 2011**. This model is a mid-cycle facelift version of the W212 platform, offering a balance of luxury, performance, and reliability though with some notable drawbacks. Below is a detailed breakdown of its **pros and cons**, followed by a **conclusion and recommendation**.

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### **Pros of the Mercedes-Benz W212 E350 4Matic (256.221.09.00)**

1. **Strong Engine and Performance**

- The **5.5L V8 (M276) gasoline** (E350 4Matic) produces **333 367 hp** (depending on year and market) and **407 lb-ft of torque**, delivering strong acceleration and a refined driving experience.

- The **OM651 6.2L V8 diesel (E350 CDI)** offers **333 hp and 560 lb-ft of torque**, providing excellent towing and fuel efficiency ( 15 20 MPG combined).

- **4Matic all-wheel drive** improves traction in adverse conditions, making it a practical choice for winter or off-road use.

2. **Luxury and Comfort**

- High-quality **interior materials**, including leather, wood/aluminum trim, and ambient lighting, create a premium cabin.

- **Comfortable seating** with good sound insulation and a smooth ride, though not as plush as newer Mercedes models.

- **Advanced features** for the time, such as **COMAND system (early MP3/CD player, later with USB/Bluetooth)**, adaptive cruise control, and **premium audio systems**.

3. **Reliability (Compared to Peers)**

- The **V8 engines (M276 and OM651)** are robust and can last **200,000 miles** with proper maintenance.

- **Transmission (7G-Tronic automatic)** is smooth and durable, though some early models had minor software glitches.

- **Suspension and handling** are well-tuned for a luxury sedan, with **stability control and multiple driving modes**.

4. **Resale Value and Prestige**

- Mercedes-Benz retains strong **resale value** for its luxury brand, especially for well-maintained examples.

- The **V8 badge** carries prestige, making it a desirable used luxury car.

5. **Towing and Hauling Capability**

- The **E350 CDI** is particularly strong in towing (up to **5,500 lbs** with proper equipment), making it a good choice for families or those needing a versatile vehicle.

6. **Availability of Parts and Service**

- As a **mid-2000s Mercedes**, parts are still widely available, though some specialty items (e.g., sensors, wiring harnesses) may require patience.

- **Dealership and independent mechanics** are familiar with common issues, aiding in repairs.

---

### **Cons of the Mercedes-Benz W212 E350 4Matic (256.221.09.00)**

1. **High Maintenance Costs**

- **Mercedes-Benz is expensive to maintain**, with labor rates often **2 3x higher** than average dealerships.

- **Timing chain tensioner/guide replacement** ( $1,500 $3,000) The **M276 V8** is a **timing chain** engine (not belt), and wear can lead to catastrophic failure if ignored.

- **Water pump and thermostat replacement** ( $1,000 $2,000) Often fails around **100,000 150,000 miles**.

- **Suspension components** (struts, bushings, control arms) Worn-out suspension is common due to heavy weight.

- **Electrical gremlins** (COMAND system, sensors, infotainment glitches) Early models had **software issues** that could be frustrating.

2. **Fuel Economy (Gasoline Model)**

- The **E350 4Matic (V8)** averages **14 16 MPG combined**, which is **poor for a luxury sedan** of its size.

- The **E350 CDI (diesel)** is better ( 15 20 MPG), but diesel maintenance (DPF, EGR, turbo) can be costly.

3. **Weight and Handling**

- The **W212 is heavy** ( 4,500 4,800 lbs), leading to **sluggish acceleration** and **poor fuel economy**.

- **Steering feel** is not as precise as modern luxury sedans, and **cornering can feel stiff** due to weight distribution.

4. **Common Reliability Issues**

- **Timing chain stretch** The **M276 V8** is known for **timing chain wear**, which can cause **knocking noises** and **engine damage** if not addressed.

- **Water pump failures** Often linked to **coolant leaks** and **overheating**.

- **Transmission solenoid failures** Some **7G-Tronic units** develop **shifting issues** over time.

- **Electrical problems** **COMAND system crashes**, **sensor failures**, and **window regulator issues** are frequent complaints.

- **Rust** Some models (especially in snowy regions) develop **underbody rust**, requiring corrosion treatment.

5. **Depreciation and Age-Related Wear**

- **Tires, brakes, and fluids** (coolant, transmission fluid, differential fluid) **must be replaced frequently** due to age.

- **Seals and gaskets** (exhaust, oil pan, valve cover) often **leak**, requiring **expensive replacements**.

- **Interior wear** **Leather cracks**, **plastic discoloration**, and **upholstery deterioration** are common after **100,000 miles**.

6. **Noise and Vibration Issues**

- **Road noise** is noticeable due to **tire and suspension wear**.

- **Engine and transmission hum** can be present, especially at higher speeds.

- **Wind noise** through gaps in the body can be intrusive.

7. **Safety (Compared to Modern Standards)**

- **Forward collision warning**

- **Lane-keeping assist**

- **Automatic emergency braking**

- **Modern airbag systems** (some older models have **less advanced restraints**).

- **Rear visibility** is **poor** due to the **large size and blind spots**.

8. **Diesel-Specific Concerns (E350 CDI)**

- **DPF (Diesel Particulate Filter) clogging** Can fail if driven short distances frequently ( $1,500 $2,500 to replace).

- **EGR cooler failures** Leads to **overheating and reduced power** ( $1,000 $2,000 to fix).

- **Turbocharger wear** Common in high-mileage examples.

- **Diesel exhaust fluid (DEF) requirement** (in newer models) Adds complexity for older CDIs.

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### **Conclusion**

The **Mercedes-Benz W212 E350 4Matic (256.221.09.00)** is a **capable, luxurious, and powerful** vehicle that offers **strong performance, comfort, and prestige**. However, it comes with **significant drawbacks**, particularly **high maintenance costs, reliability concerns, and age-related wear**.

- **Buyers who prioritize luxury, power, and towing capability** and can afford **proactive maintenance**.

- **Those who drive mostly on highways** and don t mind **higher running costs**.

- **Owners who enjoy classic Mercedes styling** and don t mind **occasional electrical or mechanical quirks**.

- **People who plan to keep the car for 5 7 years** with **budgeted repairs**.

- **Budget-conscious buyers** The **cost of ownership** (fuel, maintenance, insurance) is **high**.

- **Those who want modern safety tech** (ADAS features, advanced driver aids).

- **People who dislike frequent maintenance** (timing chain, water pump, suspension).

- **Drivers who prioritize fuel efficiency** (the V8 is thirsty; diesel has its own issues).

- **Those who want a hassle-free, low-maintenance luxury car** (a **BMW 5 Series or Audi

Details:

Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer. Parts must be resalable and in the original packaging. Electrical parts are not returnable.

part #: 2562210900 prices

• $21.70-$27.91

specifications emissyste:

• for models: Cls450
• for makes: Mercedes
• for years: 2019
• mpn: 256-221-09-00
• genuine oem: Yes
• manufacturer warranty: 1 Year
• universal fitment: Direct Replacement
• make: Mercedes-benz
• parts included: Only Part Reference 500 On The Diagram Is Included
• replaces part number: 2562210200

offer emissyste:

• options: Ship-to-home
• availability: In Stock
• started: May 21, 2026
• sold: 0
• quantity: 2

seller emissyste:

• rating: 99.7%
• city: Warwick, Rhode Island
• # reviews: 6096

returns emissyste:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

payments emissyste:

• credit card: Discover
• wallet: Paypal
• other

shipping emissyste:

• carrier: FedEx
• service: FedEx Ground / FedEx Home Delivery, FedEx 2Day, FedEx Standard Overnight
• cost: $0.00
• class: Standard, Expedited, One-day
• type: Fixed
• transit: 3-8 Days

general emissyste:

• Car Truck Parts Accessories > Exhaust Emission Systems > Other Exhaust Emission Parts
• condition: New

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