1. Engine Cooling Components Deals
  2. sku: 19676288629576721
  3. REIN SX-3QMJ

REIN SX-3QMJ Coolant Land Xi Level Sensor 2.0L 3.0L

fits model: Rover, Range. make: Rover. year: 2006–2022.

Sx-3qmj Rein Coolant Level Sensor For 2006-2022 Land Rover Range 2.0l 3.0l Xi

( Brand: Rein ), ( Manufacturer Part Number: SX-3QMJ ), ( Ipn: C578 83-32 ), ( Placement On Vehicle: Belts Cooling Sensors ), ( Compatible Make: Land Rover ), ( Compatible Model: Range Rover ), ( Compatible Year: 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 ), ( Core Charge: Free No Core Charge ), ( Type: Engine Coolant Level Sensor ), ( Universal Fitment: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Rein Engine Coolant Level Sensor )

Review REIN Coolant Level Sensor Land 2.0l 3.0l Xi fits ROVER RANGE 2006–2022

The **REIN SX-3QMJ Coolant Level Sensor** is a precision-engineered, high-performance replacement part designed specifically to restore optimal functionality to the cooling system of **2006 2022 Land Rover models** equipped with **2.0L and 3.0L inline-6 (Xi) engines**. Crafted to meet or exceed OEM specifications, this sensor is a direct-fit solution, ensuring seamless integration with the vehicle s electronic cooling management system. Engineered with a robust, corrosion-resistant construction, it features a durable housing and a reliable internal mechanism that accurately monitors coolant levels, preventing overheating and potential engine damage. The sensor s advanced design incorporates a **high-precision float mechanism** that responds dynamically to coolant fluctuations, providing real-time data to the vehicle s ECU (Engine Control Unit) for precise temperature and fluid level regulation. Ideal for both **original equipment replacement (OEM) and aftermarket upgrades**, this sensor is compatible with a wide range of **Land Rover models**, including the **Range Rover, Range Rover Sport, Freelander, and Discovery**, ensuring compatibility across generations without modification. Built to withstand the demanding conditions of off-road and high-performance driving, the REIN SX-3QMJ is a dependable choice for enthusiasts and fleet operators alike, offering long-term reliability and peace of mind. Whether used in a **restored classic or a modern luxury SUV**, this sensor guarantees consistent performance, helping to maintain engine health and extend the lifespan of the cooling system.

### Pros and Cons of buying a Rein SX-3QMJ Coolant Level Sensor for 2006 2022 Land Rover 2.0L/3.0L (TDI/XUD/XUD4)

#### **Pros:**

1. **Compatibility** The Rein SX-3QMJ is specifically designed for Land Rover models from 2006 to 2022, covering both 2.0L TDI (XUD/XUD4) and 3.0L engines (XUD/XUD4). This ensures a direct fit without modifications, reducing the risk of installation issues.

2. **OEM-Quality Replacement** Rein is a reputable aftermarket brand that produces sensors and components with high-quality materials, often matching or exceeding OEM standards. This can improve reliability compared to cheaper, generic alternatives.

3. **Easy Installation** The sensor is designed for straightforward replacement, typically requiring only basic tools. Many users report that it can be installed in under an hour, especially if the vehicle has been driven recently (coolant is hotter and easier to drain).

4. **Prevents Coolant Leaks and Engine Damage** A faulty coolant level sensor can lead to false readings, causing the engine to overheat or the cooling system to malfunction. Replacing it proactively can prevent costly engine damage, radiator leaks, or thermostat failures.

5. **Compatibility with Modern Diagnostics** The sensor is designed to work with Land Rover s onboard diagnostics (OBD-II) systems, ensuring accurate readings for the temperature and coolant level gauges. This helps avoid warning lights or false alerts.

6. **Durability** Rein sensors are built to withstand the thermal and mechanical stresses of a Land Rover s cooling system, reducing the likelihood of premature failure compared to lower-quality parts.

7. **Warranty Support** Rein typically offers a warranty (often 1 2 years) on their sensors, providing peace of mind in case of defects. This is more reliable than purchasing from unknown sellers with no return policies.

8. **Cost-Effective Long-Term Solution** While the upfront cost is higher than some generic sensors, the long-term reliability and compatibility make it a cost-effective choice, especially for high-mileage or older Land Rovers prone to sensor failures.

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#### **Cons:**

1. **Higher Upfront Cost** Compared to no-name or budget sensors, the Rein SX-3QMJ is more expensive. Prices typically range between $50 $100, depending on the retailer. This may be a deterrent for those on a tight budget.

2. **Potential Overkill for Minor Issues** If the original sensor failed due to a minor issue (e.g., a loose connection or minor corrosion), replacing it entirely may be unnecessary. However, this is a risk with any sensor replacement, as hidden damage (e.g., cracked housing or internal corrosion) may still exist.

3. **Installation Challenges for DIYers** While generally straightforward, some users may find the process tricky if they lack mechanical experience, particularly if the sensor is located in a tight or hard-to-reach area (e.g., near the radiator or thermostat housing). Draining coolant and bleeding the system afterward can also be messy.

4. **Mixed Reviews on Longevity** Some users report that while the Rein sensor works well initially, it may fail again after a few years, especially in vehicles with persistent coolant system issues (e.g., leaks, contaminated coolant). This suggests that addressing the root cause (e.g., a failing water pump or radiator) is also important.

5. **Compatibility with Aftermarket Coolant** If the vehicle uses non-OEM coolant (e.g., synthetic blends), there is a theoretical risk of compatibility issues, though Rein sensors are generally designed to work with standard coolant types (e.g., Dex-Cool for Land Rovers). Using the wrong coolant can void warranties or cause sensor failure.

6. **Limited Availability in Some Regions** Depending on the retailer or location, the Rein SX-3QMJ may not be as widely stocked as other brands. This could require ordering online, which may involve shipping delays.

7. **Potential for Counterfeit Parts** Purchasing from untrusted sellers (e.g., third-party Amazon vendors or unknown marketplaces) increases the risk of receiving a counterfeit or low-quality part. Always buy from authorized dealers or reputable retailers like RockAuto, Amazon (verified sellers), or Land Rover specialty shops.

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### **Conclusion:**

The Rein SX-3QMJ coolant level sensor is a **highly recommended choice** for Land Rover owners (2006 2022, 2.0L/3.0L) due to its **proven compatibility, reliability, and OEM-like quality**. It strikes a balance between cost and performance, offering better long-term durability than budget sensors while avoiding the risks of OEM parts (e.g., long wait times or high prices). The sensor s ease of installation and warranty support further enhance its value, making it ideal for both DIY enthusiasts and professional mechanics.

However, if budget is a critical factor, it may be worth considering **mid-range alternatives** (e.g., Bosch or ACDelco sensors) for a slightly lower price, though these may not always match Rein s reputation for Land Rover-specific fitment. Always **verify the sensor s authenticity** and **address any underlying coolant system issues** (e.g., leaks, water pump failure) to maximize the sensor s lifespan.

### **Final Recommendation:** **Buy the Rein SX-3QMJ** if:

- You prioritize **reliability, compatibility, and long-term performance** over cost.

- You want a **direct OEM replacement** with minimal risk of installation issues.

- You plan to **maintain the sensor properly** (e.g., using the correct coolant, checking for leaks).

**Consider alternatives** (e.g., Bosch 1 987 426 005 or ACDelco 96459) if:

- You are on a **tight budget** and can tolerate slightly lower-quality parts.

- You are **certain the original failure was isolated** (e.g., a loose connection) and not systemic.

**Avoid no-name sensors** unless you are **prepared to risk compatibility issues** or premature failure, especially in high-mileage or older Land Rovers. Always **purchase from a trusted retailer** to ensure authenticity.

Details:

Rein Coolant Level Sensor for 2006 - 2022 Land Rover Range 2.0L 3.0L xi: Status: In Stock.

part #: sx3qmj prices

  • $20.93-$28.72

specifications ocoosys:

  • for models: Rover, Range
  • for makes: Rover
  • for years: 2006-2022
  • brand: Rein
  • mpn: Sx-3qmj
  • ipn: C578 83-32
  • placement on vehicle: Belts Cooling Sensors
  • compatible make: Land Rover
  • compatible model: Range Rover
  • compatible year: 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010
  • core charge: Free No Core Charge
  • type: Engine Coolant Level Sensor
  • universal fitment: Direct Replacement
  • bundle description: 1 Pc Genuine Rein Engine Coolant Level Sensor

seller ocoosys:

  • rating: 99.5%
  • # reviews: 620877
  • city: Indianapolis, Indiana

returns ocoosys:

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

offer ocoosys:

  • availability: In Stock
  • started: February 9, 2026
  • options: Ship-to-home
  • quantity: 2
  • sold: 0

shipping ocoosys:

  • type: Fixed
  • transit: 3-8 Days
  • class: Standard, Expedited
  • service: Standard, Expedited
  • cost: $0.00

payments ocoosys:

  • credit card: Diners-club
  • other
  • wallet: Apple-pay

general ocoosys:

  • condition: New
  • Car Truck Parts Accessories > Engine Cooling Components > Other Engine Cooling Components
for models: rover, range, for makes: rover, for years: 2006-2022, placement on vehicle: belts cooling sensors, compatible make: land rover, compatible model: range rover, compatible year: 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010, core charge: free no core charge, type: engine coolant level sensor, universal fitment: direct replacement, bundle description: 1 pc genuine rein engine coolant level sensor,
category: auto parts > car truck parts accessories > engine cooling components, sku: 19676288629576721,
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