MERCEDES 172-540-02-62-8R23 Switch Benz

( Manufacturer Part Number: 172-540-02-62-8R23 ), ( Model: E400 E550 SL400 SL550 SL63 SL65 E350 ), ( Part Type: Switch ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Make: Mercedes-benz ), ( Year: 2013 2014 2015 2016 2017 ), ( Parts Included: Only Part Reference 6 On The Diagram Is Included )

Review MERCEDES benz Genuine Switch Assembly fits E400 2013–2017

The **Mercedes-Benz 172-540-02-62-8R23 switch** is a high-performance, precision-engineered electrical switch module designed exclusively for select Mercedes-Benz vehicles, serving as a critical component in the vehicle s advanced driver-assistance systems (ADAS) and electronic control architecture. This switch is part of the **R23** series, which is renowned for its robust construction and seamless integration with modern automotive electronics, ensuring reliable operation under demanding conditions. Crafted with meticulous attention to detail, the switch features a **high-quality, corrosion-resistant housing** that protects internal circuitry from environmental contaminants such as moisture, dust, and temperature fluctuations, making it ideal for both urban and off-road driving environments. Inside, the switch incorporates **low-resistance contacts** and a **durable spring mechanism**, allowing for smooth, consistent engagement with minimal wear over extended periods of use. Its compact yet sturdy design ensures easy installation within the vehicle s electrical system, often interfacing with the **ADAS control module, headlight control unit, or other critical sensors** to facilitate functions like adaptive cruise control, lane-keeping assist, or automatic high-beam activation. The **8R23 designation** indicates its compatibility with specific Mercedes-Benz models, typically found in luxury sedans, SUVs, or high-end performance vehicles equipped with cutting-edge driver aids. Whether used in original equipment applications or as a high-quality replacement part, this switch exemplifies Mercedes-Benz s commitment to precision engineering, delivering both reliability and performance in every engagement. For technicians and enthusiasts alike, its seamless integration and long-term durability make it an indispensable component for maintaining the advanced functionality of modern Mercedes-Benz vehicles.

### **Analysis of Buying a Mercedes-Benz 172-540-02-62-8R23 Switch (OEM Part)**

This part number refers to a **Mercedes-Benz 540-02 series switch module**, commonly used in the **E-Class (W211/W212), C-Class (W203/W204), and other models** for functions like **lighting, turn signals, or instrument cluster control**. Below is a detailed breakdown of its pros, cons, and final recommendation.

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### **Pros of Buying This Part**

1. **OEM Quality and Reliability**

- As an original equipment part, it meets Mercedes-Benz s strict manufacturing standards, ensuring durability and proper functionality.

- Less likely to fail prematurely compared to aftermarket alternatives, reducing long-term repair costs.

2. **Exact Fitment and Compatibility**

- Designed specifically for the 540-02 series wiring harness, ensuring a perfect physical and electrical fit without modifications.

- Avoids issues like loose connections or incorrect pinouts that can occur with non-OEM parts.

3. **Warranty Coverage**

- Purchasing from an authorized dealer or Mercedes-Benz approved supplier may include a warranty (typically 1 2 years), providing peace of mind.

- Some aftermarket parts lack warranty support, leaving owners vulnerable to early failures.

4. **Compatibility with Modern Diagnostics**

- Works seamlessly with Mercedes-Benz diagnostic tools (e.g., STAR, DAS, or third-party tools like VCDS), ensuring proper coding and error-free operation.

- Aftermarket switches may require additional programming or may not be recognized by the system.

5. **Resale Value and Ownership Confidence**

- Owning an OEM part can be appealing to potential buyers, as it signals that the vehicle was maintained with genuine components.

- Reduces the risk of compatibility issues when selling or trading in the car.

6. **Long-Term Cost Efficiency**

- While the upfront cost is higher than aftermarket options, the longevity and reliability often justify the expense, especially for high-mileage or luxury vehicles.

---

### **Cons of Buying This Part**

1. **High Cost**

- OEM parts are significantly more expensive than aftermarket alternatives. Prices typically range between **$150 $300 **, depending on the supplier and region.

- For budget-conscious buyers, this can be a major drawback, especially if the part is not critical for immediate safety or drivability.

2. **Limited Availability and Lead Times**

- OEM parts may not be readily available at local auto parts stores. Purchasing from an authorized dealer or online specialty retailers can result in longer wait times (weeks to months).

- Aftermarket parts are often stocked immediately and can be shipped faster.

3. **Potential Overkill for Non-Critical Applications**

- If the switch is failing but not directly affecting safety (e.g., a non-essential lighting function), replacing it with an OEM part may be excessive.

- In such cases, a **high-quality aftermarket replacement** (e.g., from **AEV, Moretti, or Bosch**) could suffice at a fraction of the cost.

4. **Risk of Counterfeit OEM Parts**

- Purchasing from unscrupulous sellers (e.g., eBay, unverified online marketplaces) increases the risk of receiving **fake OEM parts** that may fail quickly or not fit properly.

- Always buy from **authorized dealers, Mercedes-Benz approved suppliers, or reputable online retailers** (e.g., **Mercedes-Benz Parts Store, RockAuto, or local dealerships**).

5. **Complex Installation (If DIY)**

- Replacing a switch in a Mercedes-Benz often requires **disconnecting wiring harnesses, removing trim panels, and potentially recoding the system**.

- While not overly difficult, it can be time-consuming for inexperienced DIYers, potentially leading to mistakes or improper connections.

6. **Environmental and Ethical Considerations**

- OEM parts contribute to **electronic waste** when disposed of improperly. While recycling programs exist, some buyers may prefer aftermarket parts as a more sustainable option.

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### **Comparison with Aftermarket Alternatives**

**Factor** **OEM Switch (172-540-02-62-8R23)** **Aftermarket Switch**

-------------------------- -------------------------------------- ------------------------

**Cost** High ($150 $300 ) Low ($20 $80)

**Quality & Reliability** Excellent (OEM standards) Varies (good to poor)

**Warranty** Typically 1 2 years Often none or short

**Fitment** Perfect (designed for 540-02 series) May require adaptation

**Availability** Limited (longer lead times) Immediate shipping

**Diagnostic Compatibility** Full support (no issues) May need coding tweaks

**Best For** Safety-critical, high-mileage, or luxury vehicles Non-critical, budget-conscious repairs

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### **Conclusion and Recommendation**

- The switch is **critical to safety or core vehicle function** (e.g., turn signal, hazard lights, or instrument cluster operation).

- You are **rebuilding or restoring a high-value Mercedes-Benz** where OEM parts are expected.

- You have **access to an authorized dealer or trusted supplier** to avoid counterfeit parts.

- You are **willing to pay a premium** for reliability and long-term peace of mind.

- The part is **not readily available aftermarket** in a high-quality version.

- The switch failure is **non-critical** (e.g., a decorative or secondary lighting function).

- You are **working on a tight budget** and can find a **reputable aftermarket brand** (e.g., **AEV, Moretti, or Bosch**) with good reviews.

- You are **comfortable with minor coding adjustments** (if required) to ensure compatibility.

- You prefer **faster delivery** and lower upfront costs.

1. **Verify the Part Number** Ensure it matches your vehicle s wiring harness (e.g., **540-02 series** for W211/W212).

2. **Buy from a Trusted Source** Avoid unknown sellers; opt for **authorized dealers, Mercedes-Benz approved suppliers, or well-reviewed online retailers**.

3. **Check for Counterfeit Risks** Inspect packaging, serial numbers, and seller reputation to confirm authenticity.

4. **Consider Installation Help** If DIY installation is complex, consult a **Mercedes-Benz specialist** to avoid wiring mistakes.

5. **Test Before Finalizing** If possible, test the part in the vehicle before completing the purchase (e.g., at a repair shop).

For **safety-critical or high-priority repairs** in a Mercedes-Benz, the **OEM switch is the best choice** due to its reliability and compatibility. However, for **non-essential replacements**, a **high-quality aftermarket switch** can be a cost-effective alternative. Always weigh the **cost vs. benefit** and **urgency of the repair** before deciding.

Details:

Electrical parts are not returnable. 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.

part #: 17254002628r23 prices

• $44.99-$175.49

specifications steeringwheelsiiz:

• for makes: Mercedes
• for years: 2013-2017
• mpn: 172-540-02-62-8r23
• model: E400 E550 Sl400 Sl550 Sl63 Sl65 E350
• part type: Switch
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• make: Mercedes-benz
• year: 2013 2014 2015 2016 2017
• parts included: Only Part Reference 6 On The Diagram Is Included

offer steeringwheelsiiz:

• availability: In Stock
• quantity: 3
• sold: 0
• options: Ship-to-home
• started: February 28, 2026

general steeringwheelsiiz:

• Car Truck Parts Accessories > Interior Parts Accessories > Steering Wheels Horn Buttons
• condition: New

returns steeringwheelsiiz:

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

seller steeringwheelsiiz:

• city: Clearwater, Florida
• # reviews: 0
• rating: 0.0%

payments steeringwheelsiiz:

• credit card: Discover
• other
• wallet: Paypal

shipping steeringwheelsiiz:

• service: Standard
• transit: 5-11 Days
• cost: $18.88
• class: Standard
• type: Fixed

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