Walker 211-1044 Engine Coolant Level Sensor

Engine Coolant Level Sensor for BMW

Walker Products 211-1044 is an engine coolant level sensor built for BMW applications that require accurate coolant level monitoring. It supports proper warning-system operation and helps maintain reliable engine protection across a wide range of BMW 3 Series, 5 Series, 7 Series, X models, Z4, M models, and diesel applications.

Walker Products has supplied automotive fuel system and engine sensor components since 1946, with manufacturing and engineering processes focused on meeting or exceeding OEM standards. The Walker Products line is backed by product management, technical support, and ISO 9001/IATF16949-certified quality systems.

Key Features

• Engine coolant level sensor for BMW cooling system monitoring
• Walker Products part number 211-1044
• OE-style replacement for select BMW models from 1998-2011
• Supports accurate coolant level warning input to the vehicle system
• Cross-references Walker Products 211-1044 for the same application

Detailed Description

This coolant level sensor is used in BMW cooling systems where the vehicle relies on a level signal to trigger the dashboard warning circuit. It is a direct-fit service part for many BMW 128i, 135i, 328i, 335i, 528i, 535i, 550i, 750i, X5, X6, Z4, M3, M5, and M6 applications, along with additional BMW models listed in the fitment data. If you are replacing a failed BMW engine coolant level sensor, Walker Products 211-1044 provides a service solution for restoring normal coolant-level monitoring.

Walker Products focuses on accurate production, application coverage, and technical support for aftermarket engine management and sensor parts. This part number is also identified by interchange references including 5S11730 and 67702.

What It Helps Solve

• Coolant level warning light staying on
• Intermittent or inaccurate coolant level readings
• Sensor failure causing false low-coolant alerts
• Loss of coolant-level monitoring on BMW cooling systems
• Replacement needs after sensor wear or electrical fault

Installation Notes and Tips

Verify the vehicle year, model, and cooling-system configuration before ordering. Compare the original sensor connector, mounting style, and application details to confirm match with Walker Products 211-1044. After installation, check the cooling system for proper fill level and inspect for leaks so the new sensor can report accurately.

Quality Assurance

Walker Products manufactures engine sensors and related components to meet or exceed OEM standards and specifications. The company operates with ISO 9001/IATF16949 certification and supports its parts with engineering, application data, and technical assistance.

Compatible BMW Applications

• Fits 2008-2011 BMW 128i, N/A
• Fits 2008-2011 BMW 135i, N/A
• Fits 2007-2011 BMW 328i, N/A
• Fits 1999-2000 BMW 328i, N/A
• Fits 2010-2011 BMW 328i xDrive, N/A
• Fits 2009-2011 BMW 335d, N/A
• Fits 2007-2011 BMW 335i, N/A
• Fits 2010-2011 BMW 335i xDrive, N/A
• Fits 2011 BMW 335is, N/A
• Fits 2008-2011 BMW 528i, N/A
• Fits 2008-2011 BMW 535i, N/A
• Fits 2010-2011 BMW 535i GT, N/A
• Fits 2009-2011 BMW 535i xDrive, N/A
• Fits 2006-2011 BMW 550i, N/A
• Fits 2011 BMW 550i GT, N/A
• Fits 2006-2011 BMW 750i, N/A
• Fits 2011 BMW 750i xDrive, N/A
• Fits 2006-2011 BMW 750Li, N/A
• Fits 2010-2011 BMW 750Li xDrive, N/A
• Fits 2010-2011 BMW 760Li, N/A
• Fits 2004-2008 BMW 760Li, N/A
• Fits 2008-2011 BMW M3, N/A
• Fits 2001-2006 BMW M3, N/A
• Fits 1999 BMW M3, N/A
• Fits 2000-2011 BMW X5, N/A
• Fits 2008-2011 BMW X6, N/A
• Fits 2003-2011 BMW Z4, N/A
• Fits 2009-2010 BMW 528i xDrive, N/A
• Fits 2006-2010 BMW 650i, N/A
• Fits 2006-2010 BMW M5, N/A
• Fits 2006-2010 BMW M6, N/A
• Fits 2007-2008 BMW 328xi, N/A
• Fits 2007-2008 BMW 335xi, N/A
• Fits 2008 BMW 528xi, N/A
• Fits 2008 BMW 535xi, N/A
• Fits 2004-2008 BMW X3, N/A
• Fits 2003-2007 BMW 525i, N/A
• Fits 2006-2007 BMW 525xi, N/A
• Fits 2004-2007 BMW 530i, N/A
• Fits 2006-2007 BMW 530xi, N/A
• Fits 2001-2006 BMW 325Ci, N/A
• Fits 2001-2006 BMW 325i, N/A
• Fits 2001-2006 BMW 325xi, N/A
• Fits 2001-2006 BMW 330Ci, N/A
• Fits 2001-2006 BMW 330i, N/A
• Fits 2001-2006 BMW 330xi, N/A
• Fits 2004-2006 BMW 760i, N/A
• Fits 2004-2005 BMW 545i, N/A
• Fits 2004-2005 BMW 645Ci, N/A
• Fits 2002-2005 BMW 745i, N/A
• Fits 2002-2005 BMW 745Li, N/A
• Fits 2000 BMW 323Ci, N/A
• Fits 1998-2000 BMW 323i, N/A
• Fits 2000 BMW 328Ci, N/A
• Fits 1998-1999 BMW 323is, N/A