Standard TX81T Engine Coolant Temperature Sensor

Engine Coolant Temperature Sensor for Chrysler and Dodge

The Standard TX81T engine coolant temperature sensor provides a direct-fit replacement for vehicles that rely on accurate coolant temperature input for engine management. Built with quality components for dependable operation, it supports consistent readings across a wide range of Chrysler, Dodge, Jeep, Plymouth, and Mitsubishi applications.

Use the TX81T when servicing a Chrysler 300M, Dodge Dakota, or Jeep Grand Cherokee cooling system sensor circuit. This Standard TX81T replacement is also cross-referenced to Standard Ignition TX81 for the same application.

Key Features

• Engine coolant temperature sensor for cooling system and engine control input
• Female connector with 1 connector cavity
• 2 male blade terminals for secure electrical connection
• Built from quality components for dependable service
• Direct replacement for many Chrysler, Dodge, Jeep, Plymouth, and Mitsubishi vehicles

Detailed Description

The Standard TX81T is an engine coolant temperature sensor used to report coolant temperature to the vehicle’s control system. Accurate temperature data is important for fuel delivery, idle quality, and cooling fan strategy, especially on applications such as the Dodge Ram 1500, Jeep Wrangler, and Chrysler Concorde. With a female connector and blade-style male terminals, this sensor is built for straightforward electrical integration in the original harness layout.

Compatible With 1997-2008 Dodge Dakota, 2007 Chrysler Aspen, 2000-2007 Dodge Durango, 2007 Dodge Nitro, 2002-2007 Dodge Ram 1500, 2002-2007 Dodge Ram 2500, 2006-2007 Jeep Commander, 1997-2007 Jeep Grand Cherokee, 2002-2007 Jeep Liberty, 2006-2007 Mitsubishi Raider, 1998-2006 Jeep TJ, 1998-2006 Jeep Wrangler, 2000-2005 Dodge Neon, and additional listed Chrysler, Dodge, Plymouth, and Mitsubishi models. The part number TX81T is also referenced in service and catalog listings for these applications.

What It Helps Address

• Incorrect coolant temperature readings
• Hard starting or rough idle related to temperature input
• Cooling fan control concerns tied to sensor data
• Check engine light conditions involving coolant temperature circuits
• Fuel mixture issues caused by inaccurate engine temperature reporting

Installation Notes and Tips

Verify connector style, terminal layout, and vehicle application before installation. Confirm the sensor location on the engine cooling circuit and inspect the harness connector for corrosion, spread terminals, or damaged locking tabs. On fitments such as 1997 Jeep TJ and 1997 Jeep Wrangler, note the rectangular connector requirement listed in the fitment data. Always compare the removed sensor to the new TX81T before final installation.

Quality Assurance

Standard specifies this sensor as a quality-component replacement built for dependable operation. The TX81T is cataloged for broad OE-style fitment across Chrysler, Dodge, Jeep, Plymouth, and Mitsubishi platforms, including Dakota, Grand Cherokee, and Ram applications.