Walker 211-1091 Engine Coolant Temperature Sender - Front

Engine Coolant Temperature Sender Overview

Walker 211-1091 is an OE-style engine coolant temperature sender built for accurate temperature reporting in supported Mercedes-Benz, Dodge, Chrysler, and Jeep applications. With a 2-terminal pin design, 1 female oblong connector, and direct-fit electrical compatibility, it is made to restore reliable sensor input for engine management systems.

For drivers searching for a Mercedes-Benz C63 AMG coolant temperature sender or a Dodge Sprinter 2500 engine coolant temperature sender, this Walker Sender Only line part is built to match factory-style fitment and signal requirements.

Key Features

• Engine coolant temperature sender for OE replacement use
• Walker Sender Only product line for direct-fit sensor replacement
• 2 terminals, pin type, with 1 female oblong connector
• Built to OE specifications for resistance, thermal response, and electrical compatibility
• Durable construction for high-temperature engine bay conditions
• Compatible with factory-style threaded mounting and standard connectors
• Part number 211-1091 for easy identification and ordering

Product Details

Walker Products engineers this sender to deliver accurate coolant temperature data to the ECU, helping the system manage fuel delivery, timing, and enrichment based on engine temperature. The Sender Only line focuses on direct OE replacement fitment, making 211-1091 a practical choice when replacing a failed coolant temperature sender on vehicles such as the Mercedes-Benz C63 AMG, Mercedes-Benz E63 AMG, and Dodge Sprinter 3500.

This part cross-references Beck/Arnley 158-0765 for the same application.

Common Issues It May Address

• Hard starting when the engine is cold
• Incorrect coolant temperature readings
• Fault codes related to temperature signal input
• Rough idle or inconsistent warm-up behavior
• Poor fuel economy caused by inaccurate engine temperature data

Installation Notes

Verify connector style, terminal count, and mounting location before installation. This sender uses a female oblong connector with two male terminals and is intended for factory-style replacement in supported applications. Confirm the vehicle’s engine-block sensor location and match the part number 211-1091 to the original component before installation.

Quality Assurance

Walker manufactures this sender to OE replacement standards for resistance, thermal response time, and electrical compatibility, using fuel- and heat-resistant materials suited to demanding engine environments.

Compatible Vehicles

• Fits 2014-2019 Mercedes-Benz CLA45 AMG, sensor only
• Fits 2015-2019 Mercedes-Benz GLA45 AMG, sensor only
• Fits 2010-2015 Mercedes-Benz C63 AMG, front, located on engine block; sensor only
• Fits 2011-2015 Mercedes-Benz SLS AMG, sensor only
• Fits 2013 Dodge Journey
• Fits 2010-2012 Mercedes-Benz SL63 AMG, front, located on engine block; sensor only
• Fits 2011 Mercedes-Benz CLS63 AMG, front, located on engine block; sensor only
• Fits 2007-2011 Mercedes-Benz E63 AMG, sensor only
• Fits 2010-2011 Mercedes-Benz ML63 AMG, front, located on engine block; sensor only
• Fits 2010 Mercedes-Benz CL63 AMG, front, located on engine block; sensor only
• Fits 2007-2010 Mercedes-Benz CLS63 AMG, sensor only
• Fits 2008-2010 Mercedes-Benz S63 AMG, sensor only
• Fits 2003-2009 Dodge Sprinter 2500, sender only
• Fits 2003-2009 Dodge Sprinter 3500, sender only
• Fits 2007-2009 Jeep Grand Cherokee, sender only
• Fits 2008-2009 Mercedes-Benz C63 AMG, sensor only
• Fits 2008-2009 Mercedes-Benz CL63 AMG, sensor only
• Fits 2007-2009 Mercedes-Benz CLK63 AMG, sensor only
• Fits 2007-2009 Mercedes-Benz ML63 AMG, sensor only
• Fits 2009 Mercedes-Benz SL63 AMG, sensor only
• Fits 2004-2007 Chrysler PT Cruiser
• Fits 2007 Mercedes-Benz R63 AMG, sensor only
• Fits 1998-2004 Mercedes-Benz SLK230, sensor only
• Fits 2002 Mercedes-Benz C230, sensor only
• Fits 1997-2000 Mercedes-Benz C230, sensor only
• Fits 1998-1999 Mercedes-Benz E300, sensor only
• Fits 1994 Mercedes-Benz C280, sensor only
• Fits 1994 Mercedes-Benz S320, sensor only
• Fits 1994 Mercedes-Benz SL320, sensor only