1. Car & Truck Dash Gauges Offered
  2. sku: 20456124352123722
  3. MERCEDES A1685420917

MERCEDES A1685420917 Fuel Level Sensor Gauge Fill Benz W168

fits make: Mercedes.

A1685420917 Mercedes-benz Fuel Gauge Fill Level Sensor Genuine W168 -

( Manufacturer Part Number: A1685420917 ), ( Part Type: Fuel Sensor Gauge )

Review MERCEDES benz Fuel Gauge Fill Level Sensor Genuine

The **Mercedes-Benz A1685420917 Fuel Gauge Fill Level Sensor (W168)** is a precision-engineered component designed exclusively for the **W168 (SLK-Class) series**, ensuring seamless integration with the vehicle s fuel management system. This high-quality sensor plays a critical role in accurately monitoring the fuel level within the tank, providing real-time data to the vehicle s onboard computer to maintain optimal performance and fuel efficiency. Crafted from durable materials, the sensor features a robust construction that guarantees long-term reliability, even under the demanding conditions of daily driving, including exposure to temperature fluctuations, vibrations, and chemical resistance from fuel vapors. Its sleek, compact design ensures a perfect fit within the SLK s fuel tank, minimizing the risk of leaks or malfunctions while delivering precise readings to the instrument cluster. Whether used in a modern SLK roadster or restored classic, this sensor is a vital part of the vehicle s electrical and mechanical harmony, ensuring drivers receive accurate fuel level indicators and avoiding potential issues like incorrect fuel gauge readings or system malfunctions. Ideal for both original equipment replacement and aftermarket upgrades, this sensor adheres to strict Mercedes-Benz engineering standards, delivering the same level of performance and precision as the original factory component.

### Pros and Cons of buying a Mercedes-Benz A1685420917 Fuel Gauge Fill Level Sensor (W168)

#### **Pros:**

1. **Direct OEM Replacement** This part is an original equipment manufacturer (OEM) component, meaning it is designed specifically for your Mercedes-Benz model. OEM parts are built to the same high standards as factory-installed parts, ensuring better compatibility, durability, and performance compared to aftermarket alternatives.

2. **Reliability and Longevity** OEM sensors are typically made with high-quality materials and undergo rigorous testing, reducing the risk of premature failure. This can save you from frequent replacements and potential issues like inaccurate fuel level readings or sensor malfunctions.

3. **Warranty Coverage** Purchasing from an authorized dealer or a reputable supplier often includes a warranty, providing peace of mind in case the sensor fails shortly after installation. This can be particularly valuable if the sensor is critical to your vehicle s operation.

4. **Accurate Fuel Level Readings** A faulty fuel gauge sensor can lead to incorrect fuel readings, which may cause you to run out of fuel unexpectedly or misjudge your range. Replacing it with an OEM sensor ensures accurate fuel level monitoring, improving your driving experience and preventing inconveniences.

5. **Compatibility with Advanced Systems** Modern Mercedes-Benz vehicles, especially those with the W168 engine, often integrate the fuel gauge sensor with advanced diagnostic systems. An OEM sensor is more likely to integrate seamlessly with these systems, avoiding potential error codes or malfunctions.

6. **Support for Vehicle Resale Value** Using OEM parts during repairs or maintenance can help maintain the vehicle s value, especially if you plan to sell or trade it in the future. Buyers often prefer vehicles that have been serviced with genuine parts.

7. **Ease of Installation** OEM sensors are designed to fit perfectly into the vehicle s fuel tank or gauge assembly, reducing the risk of installation errors. This can make the repair process smoother, especially if you re not experienced with automotive work.

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#### **Cons:**

1. **Higher Cost** OEM parts are generally more expensive than aftermarket alternatives. The price of the Mercedes-Benz A1685420917 sensor may be significantly higher than comparable aftermarket sensors, which could be a deterrent if you're working with a tight budget.

2. **Limited Availability** Depending on your location, OEM parts may not be as easily accessible as aftermarket options. You may need to order from a dealer or an online supplier, which could involve shipping delays or higher costs for expedited delivery.

3. **Potential Overkill for Minor Issues** If the sensor failure is isolated and not part of a larger problem (e.g., a damaged fuel gauge or wiring issue), replacing only the sensor with an OEM part might feel like an unnecessary expense. In some cases, a simpler or cheaper fix (e.g., cleaning contacts or replacing wiring) could resolve the issue.

4. **Longer Wait Times** If you purchase from an authorized dealer, you might face longer wait times for the part to arrive, especially if it s not in stock. This could delay your repair process if you re in a hurry.

5. **Mixed Perceptions on Aftermarket Alternatives** While OEM is generally the best choice, some high-quality aftermarket sensors (from reputable brands like Bosch, Denso, or OE-quality suppliers) can offer similar performance at a lower cost. If you re unsure, it s worth researching alternatives to ensure you re making the most cost-effective choice.

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### **Ending Conclusion:**

The Mercedes-Benz A1685420917 fuel gauge fill level sensor (W168) is an OEM part that offers superior reliability, accuracy, and compatibility for your vehicle. While it comes at a higher price point and may involve longer wait times or limited availability, the benefits such as long-term performance, warranty coverage, and seamless integration with your car s systems often justify the investment. If your budget allows and you prioritize quality and longevity, this is an excellent choice.

However, if cost is a major concern, it s worth exploring high-quality aftermarket alternatives from trusted brands. Always ensure that any replacement part you purchase is compatible with your specific model year and engine variant (W168 in this case) to avoid further issues.

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### **Recommendation:** - **Buy the OEM sensor (A1685420917) if:**

- You value long-term reliability and want to avoid potential compatibility issues.

- Your vehicle is still under warranty or you want to maintain its resale value.

- You re comfortable paying a premium for a part that matches your car s original specifications.

- You ve confirmed that the sensor is the sole issue (e.g., no wiring or gauge problems).

- **Consider an aftermarket alternative if:**

- You re on a tight budget and have researched a high-quality aftermarket sensor (e.g., from Bosch, Denso, or a reputable OE supplier).

- You re confident in the part s compatibility and have read positive reviews about its performance.

- You re willing to take on a slightly higher risk of potential issues in exchange for savings.

**Final Tip:** Before purchasing, double-check the part number against your vehicle s specifications (including engine variant W168) to ensure it s the correct fit. If possible, consult a Mercedes-Benz specialist or mechanic to confirm whether the sensor is the only component that needs replacement.

Details:

Fuel Gauge Fill Level Sensor Genuine Mercedes W168 -.

part #: a1685420917 prices

  • $103.35-$106.00

specifications boosttempgauges:

  • for makes: Mercedes
  • mpn: A1685420917
  • part type: Fuel Sensor Gauge

offer boosttempgauges:

  • sold: 0
  • availability: In Stock
  • options: Ship-to-home
  • quantity: 1
  • started: April 29, 2026

shipping boosttempgauges:

  • service: Expedited from outside US
  • type: Fixed
  • cost: $25.98
  • transit: 6-13 Days
  • class: Expedited From Outside

general boosttempgauges:

  • condition: New
  • Interior Parts Accessories > Gauges > Individual Gauges

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

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seller boosttempgauges:

  • # reviews: 7031
  • city: GR
  • rating: 100.0%
for makes: mercedes, part type: fuel sensor gauge,
category: auto parts > interior parts accessories > gauges > individual gauges, sku: 20456124352123722,
Mercedes A1685420917 Is Similar To:
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5 offers $103.35–$106.00 USD
  • New. Offer #1 priced at $106.00 + $25.98 shipping estimate = $131.98* total. +$25.98 shipping
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