Standard Ignition TX346 Engine Coolant Temperature Sensor

Engine Coolant Temperature Sensor for Jeep and Dodge

Standard Ignition TX346 is an engine coolant temperature sensor for vehicles that rely on accurate coolant temperature input for engine management. It features a gold finish, a female oval connector, and two male blade terminals for a direct electrical connection at the sensor location.

Compatible with select Jeep Wrangler, Jeep Cherokee, Jeep Compass, and Dodge Hornet applications, this TX346 coolant temperature sensor is listed for mounting locations on the thermostat housing, water outlet, and water pump depending on the vehicle. Standard Ignition TX346 is a practical replacement for diagnosing or correcting coolant temperature signal issues on late-model Jeep and Dodge platforms.

Key Features

• Engine coolant temperature sensor for cooling system and engine control input
• Gold finish
• Female oval connector with 1 connector interface
• 2 male blade terminals
• No mounting bracket included
• No wiring harness included
• Direct-fit style replacement for listed Jeep and Dodge applications

Fitment Details

• Fits 2024-2026 Jeep Wrangler, located on thermostat housing.
• Fits 2020 Jeep Wrangler, located on thermostat housing.
• Fits 2018 Jeep Wrangler, located on thermostat housing.
• Fits 2024 Jeep Compass.
• Fits 2023 Jeep Compass, located on thermostat housing.
• Fits 2020-2023 Jeep Cherokee, located on thermostat housing.
• Fits 2019 Jeep Cherokee, on thermostat housing.
• Fits 2024 Dodge Hornet.
• Fits 2023 Dodge Hornet, located on water pump.
• Fits 2021 Jeep Wrangler, located on water outlet.

What This Sensor Helps Address

• Incorrect coolant temperature readings
• Illuminated check engine light related to temperature signal faults
• Rough idle or drivability concerns tied to coolant temperature input
• Hard starting when the engine control module receives inaccurate temperature data
• Cooling fan or fuel strategy issues caused by a faulty sensor signal

Installation Notes

Verify the connector style, terminal layout, and sensor mounting location before installation. This TX346 coolant temperature sensor is listed for specific locations including the thermostat housing, water outlet, and water pump on select Jeep Wrangler, Jeep Cherokee, Jeep Compass, and Dodge Hornet models. Always compare the original sensor to the replacement part and inspect the connector for corrosion or damaged terminals before reconnecting.

Quality Assurance

Standard Ignition is a recognized aftermarket source for electrical and engine management components. TX346 cross-references 68224451AA and CTSA372 for the same application.