Walker 214-91002 Engine Coolant Temperature Sender

Engine Coolant Temperature Sender Overview

Walker 214-91002 is an OE replacement engine coolant temperature sender for vehicles that rely on accurate coolant temperature data for engine management and dash gauge operation. It measures coolant temperature and sends that signal to the ECU or instrument cluster, helping maintain correct warm-up control, cooling fan operation, and fuel strategy.

Compatible With Ford Ranger, Mazda B3000, and related Ford, Mercury, and Mazda applications listed below, this Walker Full Service Kit part is built for direct-fit service on the original sender location. Part number 214-91002 is engineered for dependable temperature reporting in high-heat, pressurized cooling system environments.

Walker Full Service Kit Details

Walker Products Full Service Kit components are OE-style replacement parts focused on accurate fit and factory-style operation. For this coolant temperature sender, the product line emphasizes correct resistance values, thermal response, and mounting thread type so the sensor communicates properly with the vehicle’s control system and gauge circuit.

• OE replacement engine coolant temperature sender
• Spade terminal type with 2 connectors and 4 terminals
• Rectangle connector shape for factory-style electrical connection
• Built with corrosion-resistant, high-temperature materials
• Direct-thread design for the original sender port
• Part number 214-91002 for catalog and service identification

Detailed Product Description

Walker 214-91002 is designed to restore accurate coolant temperature input on applications such as 1997-2008 Ford Ranger, 1998-2007 Mazda B3000, and 1998-2006 Ford Crown Victoria. It also serves a wide range of Ford, Mercury, and Mazda models that use a 2-terminal sender configuration. By matching OE specifications for electrical resistance and thermal response, this sender helps the ECU or instrument cluster read engine temperature correctly during normal driving and cold-start operation.

This part cross-references Standard Motor Products (e.g., TS-100, TS-101) for the same application.

Common Problems This Part Can Address

• Inaccurate or fluctuating dash temperature readings
• False high or low coolant temperature indications
• Cooling fan control issues caused by incorrect temperature input
• Rough warm-up behavior related to bad coolant temperature data
• Emission readiness problems tied to faulty sensor signals

Installation Notes and Fitment

Install the sender in the original coolant temperature port, typically located in the engine block, thermostat housing, or intake manifold, depending on the vehicle. Confirm the connector style, terminal count, and thread type before installation. Fits 2010-2011 Ford Ranger, N/A; Fits 1997-2008 Ford Ranger, N/A; Fits 1998-2007 Mazda B3000, N/A; Fits 1998-2006 Ford Crown Victoria, N/A; Fits 1998-2006 Mercury Grand Marquis, N/A; Fits 2001-2004 Mazda B2300, N/A; Fits 2003-2004 Mercury Marauder, N/A; Fits 1997-2003 Ford Windstar, N/A, 2 Terminals; Fits 1998-2003 Lincoln Town Car, N/A; Fits 1997-2002 Ford Escort, N/A; Fits 2000-2002 Ford Taurus, N/A; Fits 1999-2002 Mercury Cougar, N/A, 2 Terminals; Fits 1997-2002 Mercury Sable, N/A; Fits 1997-2001 Ford Explorer, N/A; Fits 2001 Ford Explorer Sport, N/A; Fits 2001 Ford Explorer Sport Trac, N/A; Fits 1998-2001 Mazda B2500, N/A; Fits 1998-2001 Mazda B4000, N/A; Fits 2000-2001 Mazda MPV, N/A; Fits 1997-2001 Mercury Mountaineer, N/A; Fits 1998-2000 Ford Contour, N/A, 2 Terminals; Fits 1998-2000 Mercury Mystique, N/A, 2 Terminals; Fits 1997-1999 Ford Taurus, N/A, 2 Terminals; Fits 1997-1999 Mercury Tracer, N/A; Fits 1998 Ford Mustang, N/A; Fits 1996 Ford Mustang, N/A; Fits 1997 Ford Mustang, N/A, Gray Connector; Fits 1997 Mazda B2300, N/A, Color-Gray; Fits 1995-1997 Mazda B4000, N/A, Color-Gray; Fits 1995-1996 Mazda B3000, N/A, Color-Gray.

Quality Assurance

Walker Products manufactures this sender to OE specifications for resistance values, thermal response curves, and mounting thread type, using materials selected for heat, corrosion, vibration, and thermal cycling resistance. Part number 214-91002 is built for factory-style fit and signal accuracy across the listed Ford, Mercury, and Mazda applications.