Standard Ignition TX337 Engine Coolant Temperature Sensor - Engine Block, Radiator or Right

Engine Coolant Temperature Sensor for Hyundai and Kia

Standard Ignition TX337 is an engine coolant temperature sensor built with a black plastic and metal finish, a female oval connector, and a push-on attachment method. It uses a 12-volt electrical design with two male blade terminals for direct engine management signal input.

Use this TX337 coolant temperature sensor when servicing cooling-system temperature feedback on select Genesis, Hyundai, and Kia vehicles, including applications mounted at the radiator, engine block, or water pump. This part cross-references Walker Products 211-2042 and Global Parts Distributors LLC 1816395 for the same application.

Key Features

• Brand: Standard Ignition
• Part number: TX337
• Engine coolant temperature sensor for cooling-system temperature monitoring
• Push-on attachment method for secure installation
• Female oval connector with plug/socket style connection
• Two male blade terminals
• Black plastic and metal construction
• 12-volt electrical specification

Detailed Description

Standard Ignition TX337 is an OE-style engine coolant temperature sensor used to report coolant temperature to the vehicle control system. Accurate temperature input supports proper engine operation, including fuel delivery, idle strategy, and cooling fan control. This sensor is listed for a wide range of Hyundai and Kia applications, including 2019-2025 Hyundai Elantra, 2021-2025 Kia K5, and 2021-2026 Genesis G80, along with other Genesis GV70 and GV80, Hyundai Tucson, Sonata, Santa Fe, Venue, Kona, and Kia Sorento, Sportage, Rio, Stinger, Seltos, Carnival, and K4 models.

Fits 2021-2026 Genesis G80, radiator. Fits 2022-2025 Genesis GV70, radiator. Fits 2021-2025 Genesis GV80, radiator. Fits 2019-2025 Hyundai Elantra, right, located on engine block. Fits 2022-2025 Hyundai Santa Cruz, N/A, located on water pump. Fits 2022-2025 Hyundai Tucson, N/A, lower. Fits 2021-2025 Kia Sorento, engine block, front. Fits 2021-2025 Kia K5, N/A, located on water pump. Fits 2023-2024 Kia Sportage, N/A, located on water pump.

What It Helps Resolve

• Incorrect coolant temperature readings
• Illuminated engine warning light related to temperature input
• Cooling fan operation concerns tied to sensor feedback
• Hard starting or rough idle caused by inaccurate temperature data
• Driveability issues from poor engine temperature reporting

Installation Notes and Quality

Verify connector shape, terminal style, and mounting location before installation. Confirm the sensor position on the radiator, engine block, or water pump matches the vehicle listing for your application. Standard Ignition TX337 is specified for select 2016-2026 Hyundai, Genesis, and Kia models, including Hyundai Accent, Sonata, Venue, Creta, Kona, and Kia Rio, Stinger, Seltos, and Carnival applications.

Standard Ignition is a recognized aftermarket source for electrical and engine management components. Use the part number TX337 and the vehicle-specific fitment details to confirm the correct coolant temperature sensor for your repair.