Walker 211-1031 Engine Coolant Temperature Sensor

Engine Coolant Temperature Sensor for Nissan and INFINITI

Walker Products 211-1031 is an engine coolant temperature sensor for a wide range of Nissan and INFINITI applications. It provides the temperature signal used by the engine management system to monitor coolant conditions and support accurate operation.

Key Features

• Engine coolant temperature sensor for coolant temperature monitoring
• Walker Products aftermarket replacement, part number 211-1031
• Built to meet or exceed OEM standards and specifications
• Supported by Walker Products engineering, product management, and technical resources
• ISO 9001 and IATF 16949 certified manufacturing background

Product Details

Walker Products has supplied fuel system and engine management components since 1946, with a focus on accurate production, application coverage, and technical support. The Walker Products line includes sensors and other engine management parts used across import and domestic platforms. This coolant temperature sensor is a direct replacement-style component for vehicles that rely on coolant temperature input for engine control strategy, gauge operation, and related system logic. Part number 211-1031 is listed with extensive coverage across Nissan Altima, Frontier, Maxima, Murano, Pathfinder, Rogue, Sentra, TITAN, Versa, and INFINITI Q50, QX50, QX60, and QX80 applications.

This part cross-references Standard Ignition TX78 for the same application.

Common Issues This Part Can Address

• Incorrect coolant temperature readings
• Illuminated engine warning light related to temperature sensor input
• Hard starting or rough running caused by inaccurate coolant temperature data
• Poor fuel control from a faulty engine coolant temperature sensor
• Cooling system data errors reported to the engine control module

Installation Notes and Tips

Verify the sensor location before ordering, as some applications use thermostat housing, water outlet, radiator, or coolant pipe mounting points. Confirm the vehicle year, make, model, and emissions or build notes shown in the fitment data before installation. For best results, inspect the connector and wiring for corrosion or damage before replacing the sensor. Fits 2020-2024 Nissan Armada, sensor only; Fits 2020-2023 Nissan Altima, sensor only; Fits 2019-2023 INFINITI QX50, location-thermostat housing; sensor only; Fits 2020-2023 Nissan Rogue, sensor only; Fits 2020-2023 Nissan TITAN, sensor only.

Quality Assurance

Walker Products manufactures engine sensors to meet or exceed OEM standards and specifications. The company supports its parts with in-house manufacturing, engineering, product management, and technical documentation resources.