Four Seasons 36454 Engine Coolant Temperature Sensor

Four Seasons 36454 Coolant Temp Sensor

The Four Seasons 36454 coolant temp sensor is an engine coolant temperature sensor built with a brass body, male connector, rectangular connector shape, and 2 terminals. It uses an M10 x 1.00 fitting thread size and meets or exceeds OEM requirements for direct replacement service.

Four Seasons Coolant Temp Sensor line focuses on replacement temperature sensing components for cooling-system and engine-management applications. This part is a practical OE-style option when servicing Audi cooling system sensor circuits on select 1987-1991 vehicles.

Key Features

• Engine coolant temperature sensor for cooling-system and engine-management input
• Brass construction for durable sensor body performance
• Male connector with rectangular connector shape
• 2-terminal design
• M10 x 1.00 fitting thread size
• Meets or exceeds OEM requirements
• Four Seasons 36454 replacement part number

Detailed Description

Four Seasons 36454 is an engine coolant temperature sensor used to report coolant temperature to the vehicle’s control system. Accurate coolant temperature input is important for proper fuel delivery, cold-start behavior, idle quality, and temperature-related engine management functions. This sensor is listed for select Audi applications, including 1987-1991 Audi 100, 1989-1991 Audi 100 Quattro, 1990 Audi 80 Quattro, 1987-1988 Audi 5000 Quattro, 1988 Audi 90, 1988 Audi 90 Quattro, and 1987 Audi Coupe. If you are searching for an Audi 100 coolant temp sensor or an Audi 5000 Quattro temperature sensor, part number 36454 is the direct reference to verify.

This part cross-references Global Parts Distributors LLC 1712641 for the same application.

Common Issues This Sensor Can Address

• Incorrect coolant temperature readings at the engine control system
• Hard starting when the engine is cold
• Rough idle or inconsistent warm-up behavior
• Illuminated temperature-related warning or fault conditions
• Fuel mixture or drivability concerns tied to coolant temperature input

Installation Notes and Tips

Confirm connector style, terminal count, and M10 x 1.00 thread size before installation. Match the vehicle application by year and model, since this sensor is listed for specific Audi 100, Audi 100 Quattro, Audi 80 Quattro, Audi 5000 Quattro, Audi 90, Audi 90 Quattro, and Audi Coupe applications. Inspect the connector and surrounding cooling-system components for corrosion, damaged terminals, or thread wear before installing the new sensor.

Quality Assurance

Four Seasons 36454 is identified as meeting or exceeding OEM requirements for the listed applications. Use the confirmed fitment data to verify the correct Audi coolant temp sensor before replacement.