Hella 013113241 Engine Coolant Temperature Sensor

Engine Coolant Temperature Sensor for OE Replacement

HELLA Engine Coolant Temperature Sensor 013113241 is a standard replacement sensor built for fast, accurate coolant temperature readings and stable engine cooling system control. With a 2-pin connector, threaded mounting, and M12 x 1.5 thread size, it is a direct-fit style solution for select BMW diesel applications.

Compatible With 2014-2018 BMW 328d, 2014-2018 BMW 328d xDrive, 2018 BMW 540d xDrive, 2015-2017 BMW X3, 2014-2016 BMW 535d, 2014-2016 BMW 535d xDrive, and 2015 BMW 740Ld xDrive. Part number 013113241 is also referenced in OE-style replacement searches for BMW coolant temperature sensor applications.

Key Features

• Standard replacement engine coolant temperature sensor
• 2 terminal / 2-pin design for the listed applications
• Threaded mounting with screw connection
• M12 x 1.5 thread size
• Built for accurate coolant temperature signal output
• Designed for select BMW diesel models

Detailed Product Overview

This HELLA coolant temperature sensor monitors engine coolant temperature so the vehicle control system can manage cooling strategy and temperature-related engine operation. Accurate sensor input is important for proper fan control, fuel strategy, and temperature monitoring, especially in modern diesel engines. Hella 013113241 is engineered as an OE-fit replacement for select BMW 328d, 535d, X3, 540d xDrive, and 740Ld xDrive applications.

This part cross-references Four Seasons 55570 and Beck/Arnley 158-1685 for the same application.

Common Problems It Can Help Address

• Incorrect coolant temperature readings
• Cooling fan operation concerns tied to sensor input
• Temperature warning light or fault code conditions
• Rough engine temperature management during warm-up
• Driveability issues related to inaccurate coolant data

Installation Notes and Tips

Installation requires a threaded sensor connection and a 2-pin electrical connector. Confirm the thread size, connector style, and vehicle application before installation. Because the product notes specify assembly/disassembly by qualified personnel, professional installation is recommended for proper sealing, electrical connection, and system verification.

Quality Assurance

HELLA is known for OE-focused electrical and engine management components, and this sensor is built to deliver reliable performance in the cooling system. The part is engineered for standard replacement use and consistent signal accuracy in the listed BMW applications.