Description
Product Overview
The HAOBO coolant temperature sensor is engineered for accurate engine temperature monitoring in modern vehicles. Made from solid copper, the sensor offers excellent thermal conductivity and corrosion resistance, extending service life even under harsh conditions. Its flange‑mount design simplifies installation while maintaining a secure connection to the engine coolant system. Key specifications include a measurement accuracy of ±1.5%, a maximum temperature rating of 260°C, and a supply voltage of 12 V. Compact dimensions (2.32 x 0.79 x 0.59 in) and a lightweight construction (0.03 kg) make it suitable for tight engine bays.
Usage
Designed for Dodge, Jeep, and Chrysler vehicles, this sensor fits models such as Avenger (2009‑2014), Charger (2008‑2020), Dakota (2008‑2010), Durango (2008‑2020), Grand Caravan (2008‑2019), Viper (2015‑2017), Commander (2008‑2010), Cherokee (2014‑2018), Grand Cherokee (2008‑2020), and Wrangler (various years). It monitors coolant temperature to help the engine control unit adjust fuel mixture, ignition timing, and emissions control. Ideal for daily driving, towing, and performance applications where precise temperature feedback is critical.

Why Choose Us
HAOBO combines rigorous engineering with high‑quality materials to deliver a sensor that meets OEM standards. The solid copper construction provides stable electrical signals and resists corrosion from coolant additives. Each unit undergoes strict quality testing to ensure consistent accuracy and durability. With a proven track record reflected in a 4‑star rating from over 400 customers, you can trust this sensor for reliable engine protection.
Key Features
- ±1.5% measurement accuracy for precise temperature data
- Solid copper body ensures excellent thermal conductivity and corrosion resistance
- Modern flange‑mount design for quick, secure installation
- Compatible with a broad range of Dodge, Jeep, and Chrysler models
- Rated for temperatures up to 260°C and 12 V supply voltage
FAQ
How do I know if the sensor needs replacement?
Common signs include engine overheating, rough idle, difficulty starting, or a persistent check engine light related to coolant temperature.
Is the sensor a direct fit for my vehicle?
Yes, the sensor matches OEM part numbers such as 5149077AB, 05149077AB, and others listed in the compatibility guide, ensuring a plug‑and‑play replacement.
What tools are required for installation?
A deep socket or open‑ended wrench and a screwdriver to disconnect the electrical connector are sufficient for a straightforward swap.
Can I use this sensor with aftermarket cooling systems?
The sensor’s electrical specifications are standard, so it works with most aftermarket systems as long as the mounting thread matches.
What warranty does HAOBO provide?
HAOBO offers a one‑year limited warranty covering defects in materials and workmanship, backed by responsive customer support.





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