Global Parts 1814573 Engine Coolant Temperature Sensor

Engine Coolant Temperature Sensor for BMW Battery Temp Applications

Global Parts 1814573 is an engine coolant temperature sensor built to report accurate temperature data to the ECM. For BMW battery temperature applications, this direct replacement sensor helps maintain proper thermal monitoring and supports consistent cooling-system control. Part number 1814573 is a practical OE-style replacement for select BMW hybrid and plug-in models.

Key Features

• Engine coolant temperature sensor for ECM temperature input
• Direct replacement design that meets OE specifications
• Blade terminal type with 2 terminals
• 1 female oval connector with male blade terminals
• Built for BMW battery temperature applications
• Cross-references Monroe Shocks & Struts 61278647873 and ES113125 for the same application

Product Details

Global Parts 1814573 is engineered to send accurate coolant temperature information to the engine control module, helping the vehicle manage thermal strategy correctly. When the sensor signal becomes inaccurate, the cooling system can react improperly and overheating concerns can follow. This BMW coolant temp sensor is a direct replacement part that follows OE specifications for fit and function. It is listed for 2016-2018 BMW 330e, 2017-2019 BMW 740e xDrive, 2018-2019 BMW 530e, 2018-2019 BMW 530e xDrive, 2018-2019 BMW 530i, 2018-2019 BMW 540i, and 2020 BMW 745e xDrive, all noted as battery temp applications. The part number 1814573 is also a useful reference when searching for BMW 530e, BMW 540i, or BMW 330e battery temperature sensor replacement options.

Common Issues This Sensor Can Address

• Incorrect coolant temperature readings at the ECM
• Cooling fan or thermal management irregularities
• Overheating warnings tied to faulty temperature input
• Driveability concerns caused by inaccurate sensor data
• Battery temperature monitoring faults on select BMW models

Installation Notes and Tips

Verify connector style, terminal count, and application notes before installation. This sensor uses a female oval connector with two male blade terminals, so the harness connection should match exactly. Confirm the vehicle listing by year, make, model, and battery temperature application before replacing the original unit. For BMW 330e, BMW 530e, and BMW 740e xDrive applications, compare the original sensor location and connector shape to ensure proper fitment.

Quality Assurance

Global Parts coolant temp sensors are made as direct replacement components and are built to meet OE specifications for accurate ECM temperature reporting. That OE-focused design supports dependable operation in select BMW battery temperature applications.