Standard Ignition TX294 Engine Coolant Temperature Sensor

Engine Coolant Temperature Sensor for BMW Diesel Applications

Standard Ignition TX294 is an engine coolant temperature sensor built for direct replacement service on select BMW diesel models. It uses a push-on attachment method, a single oval plug-in connector, and a 2-blade male terminal layout for straightforward electrical connection.

Key Features

• Engine coolant temperature sensor for cooling system signal input
• Push-on attachment method for secure mounting
• Single oval female connector with plug-in design
• Black and gold finish with brass and plastic construction
• 12-volt electrical specification
• Standard Ignition TX294 replacement part number for service matching

Detailed Description

Standard Ignition TX294 is an engine coolant temperature sensor used to report coolant temperature data to the vehicle control system. Accurate coolant temperature input supports proper engine management, including temperature-based fuel and fan strategy. This sensor features one port, a female connector, and male blade terminals, with a black and gold housing finish that reflects its brass and plastic construction. It is a practical replacement choice for BMW 328d, BMW 328d xDrive, BMW 535d, BMW 535d xDrive, and BMW X3 diesel applications across the listed model years. The TX294 part number is also useful when cross-checking service references during diagnosis or repair.

This part cross-references 13627797957 and CTSA172 for the same application.

What It Helps Resolve

• Incorrect coolant temperature readings
• Temperature-related warning lights or fault codes
• Cooling fan control concerns tied to sensor input
• Hard starting or drivability issues related to inaccurate engine temperature data
• Replacement needs for a worn or electrically unstable coolant temperature sensor

Installation Notes and Tips

Verify connector shape, terminal style, and mounting style before installation. Confirm the vehicle uses the listed BMW diesel application and inspect the connector for corrosion, bent terminals, or damaged locking features before connecting the new sensor. Clear diagnostic trouble codes after installation and recheck coolant temperature data with a scan tool if available. Fits 2014-2018 BMW 328d, N/A. Fits 2014-2018 BMW 328d xDrive, N/A. Fits 2014-2016 BMW 535d, N/A. Fits 2014-2016 BMW 535d xDrive, N/A. Fits 2015-2016 BMW X3, N/A.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for electrical and engine management service parts. TX294 is built to match the listed connector, terminal, and mounting specifications for the confirmed BMW diesel fitments.