MOPAR 05011852AB Engine Coolant Temperature Sensor

( Manufacturer Part Number: 05011852AB ), ( Part Type: Engine Sensor ), ( Product Type: Engine Cooling ), ( Universal Fitment: Direct Replacement ), ( Product Subtype: Cooling System Switches, Sensors Relays ), ( Product Details: Engine Coolant Temperature Sensor ), ( Department: Replacement )

Review MOPAR Engine Coolant Temperature Sensor

The **Mopar 05011852AB Engine Coolant Temperature Sensor** is a precision-engineered component designed to provide critical performance data for modern Chrysler, Dodge, Jeep, and Ram vehicles equipped with electronic engine management systems. This high-quality sensor plays a vital role in maintaining optimal engine operating conditions by continuously monitoring the temperature of the engine coolant, ensuring efficient combustion, fuel delivery, and emissions control. Crafted to meet or exceed OEM specifications, the 05011852AB features a robust thermistor element housed within a durable metal or plastic casing, depending on the application, allowing for accurate temperature readings across a wide range typically from sub-freezing levels to well above boiling point. The sensor s resistance changes in response to temperature fluctuations, sending real-time signals to the vehicle s Engine Control Module (ECM), which adjusts ignition timing, fuel injection, and other critical functions to prevent overheating, improve fuel economy, and enhance overall engine performance. Ideal for use in a variety of powertrain configurations, including naturally aspirated and turbocharged engines, this sensor is a direct-fit replacement for common failures in vehicles such as the 3.6L Pentastar, 5.7L HEMI, and 3.0L EcoBoost, among others. Built with corrosion-resistant materials and designed for long-term reliability, the Mopar 05011852AB ensures seamless integration into the vehicle s cooling system, providing peace of mind for both professional mechanics and DIY enthusiasts seeking dependable aftermarket solutions. Whether replacing a worn-out original sensor or upgrading an older vehicle s system, this sensor delivers the precision and durability expected from Mopar s trusted brand.

**Pros and Cons of buying a Mopar 05011852AB Engine Coolant Temperature Sensor**

1. **Compatibility:** The Mopar 05011852AB is designed specifically for certain Chrysler, Dodge, Jeep, and Ram vehicles, ensuring a direct fit without modifications. This reduces the risk of installation issues and compatibility problems.

2. **Quality and Reliability:** Mopar is a well-known brand under the Chrysler-Dodge brand umbrella, known for producing high-quality, durable parts. The sensor is built to meet or exceed OEM standards, which can contribute to better performance and longevity compared to aftermarket alternatives.

3. **Warranty:** Mopar parts often come with a warranty, typically ranging from 1 to 3 years, depending on the vehicle s age and mileage. This provides peace of mind in case the sensor fails prematurely.

4. **Ease of Installation:** The sensor is a straightforward component, and since it is an OEM or OEM-equivalent part, it should fit seamlessly into the vehicle s existing system. Replacement is typically a simple process that can be done by a DIYer with basic tools.

5. **Performance Consistency:** Using an OEM or high-quality aftermarket sensor ensures that the vehicle s engine control unit (ECU) receives accurate temperature readings. This helps maintain optimal engine performance, fuel efficiency, and emissions compliance.

6. **Availability:** Mopar parts are widely available through dealerships, auto parts stores, and online retailers, making it easy to purchase and replace the sensor when needed.

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1. **Cost:** The Mopar 05011852AB sensor is likely to be more expensive than generic or aftermarket alternatives. While it offers quality, the higher price may be a deterrent for budget-conscious buyers.

2. **Potential Overkill for Some:** If the vehicle is older or has been modified extensively, the OEM sensor may not offer significant advantages over a lower-cost aftermarket part. In such cases, the extra cost may not be justified.

3. **Misdiagnosis Risk:** If the sensor failure was misdiagnosed (e.g., confusion with other issues like a faulty thermostat or wiring problem), replacing only the sensor may not resolve the underlying issue, leading to unnecessary expense.

4. **Limited Customization:** Like all OEM sensors, the Mopar 05011852AB does not offer customizable features (e.g., adjustable sensitivity or advanced diagnostics). Buyers who seek specialized sensors may need to look elsewhere.

5. **Dealer Markup:** Purchasing the sensor from a dealership can sometimes result in higher prices due to overhead costs and markup. Online retailers or specialty auto parts stores may offer better deals.

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The Mopar 05011852AB engine coolant temperature sensor is a reliable and high-quality choice for Chrysler, Dodge, Jeep, and Ram vehicles. Its compatibility, durability, and warranty make it a strong option for those prioritizing performance and longevity. However, the higher cost compared to aftermarket alternatives and the potential for misdiagnosis are factors to consider. If the vehicle is under warranty or if you prefer OEM-quality parts, this sensor is an excellent investment. For budget-conscious buyers or those with older vehicles, a carefully selected aftermarket sensor may offer a cost-effective alternative without sacrificing performance.

If you are replacing the sensor in a vehicle that is still under manufacturer warranty or if you value OEM-quality parts, purchasing the Mopar 05011852AB is highly recommended. Ensure that the sensor is the correct part for your specific vehicle model and year to avoid compatibility issues. If cost is a major concern, compare prices from different retailers (dealerships, online stores, and auto parts chains) to find the best deal. Additionally, verify that the sensor is indeed the root cause of the issue (e.g., check for wiring problems or thermostat failures) to avoid unnecessary replacements. For most modern vehicles, the Mopar sensor will provide reliable performance and peace of mind.

Details:

Features: Carefully crafted from premium materials. Made with attention to every detail utilizing state-of-the-art manufacturing equipment, it delivers years of hassle-free performance, ensuring safe and reliable operation the cooling system and, therefore, your engine. This part was specially designed to maintain the efficiency and performance of your engine cooling system at a high level, so you can enjoy safe comfortable ride year in, out. The cooling system of your vehicle is vital for engines health and longevity.

Engine Coolant Temperature Sensor by Mopar. This product by Mopar is one of such parts. Excellent corrosion and wear resistance. Built to withstand the test of time.

Superior fit and function. It does a good job for the heart of your vehicle preventing its from overheating, while allowing it to reach optimum temperature range as quick possible.

part #: 05011852ab prices

• $40.98-$118.88

specifications ocoosys:

• for makes: Mopar
• mpn: 05011852ab
• part type: Engine Sensor
• product type: Engine Cooling
• universal fitment: Direct Replacement
• product subtype: Cooling System Switches, Sensors Relays
• product details: Engine Coolant Temperature Sensor
• department: Replacement

shipping ocoosys:

• transit: 3-7 Days
• carrier: FedEx
• cost: $19.57
• service: FedEx Ground / FedEx Home Delivery
• class: Standard
• type: Calculated

offer ocoosys:

• quantity: 5
• availability: In Stock
• started: February 23, 2026
• sold: 0
• options: Ship-to-home

payments ocoosys:

• other
• credit card: Mastercard
• wallet: Apple-pay

returns ocoosys:

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

seller ocoosys:

• rating: 99.6%
• # reviews: 8499
• city: Brunswick, Ohio

general ocoosys:

• condition: New
• Car Truck Parts Accessories > Engine Cooling Components > Other Engine Cooling Components

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