Hella 009107541 Engine Coolant Temperature Sensor

Reliable Engine Coolant Temperature Sensor for Audi and Volkswagen

The Hella 009107541 Engine Coolant Temperature Sensor is designed to provide accurate temperature readings for your vehicle's cooling system. Compatible with various Audi and Volkswagen models, this sensor ensures optimal engine performance and helps prevent overheating.

• Engine Coolant Temperature Sensor with NTC sensor technology
• Rated voltage of 12V for standard automotive electrical systems
• Plugged mounting type with a secure retaining ring
• Equipped with 4 connectors for reliable electrical connection
• Includes a seal to maintain system integrity and prevent leaks
• Colour: Green (note: original part colour is blue)

Technical Details and Features

The Hella 009107541 sensor uses a Negative Temperature Coefficient (NTC) sensor type, which provides precise temperature measurements by decreasing resistance as temperature rises. This sensor operates at a rated voltage of 12 volts, compatible with standard vehicle electrical systems. It features a plugged mounting type, ensuring a secure fit in the engine cooling system. The sensor includes a retaining ring and a seal to maintain a tight, leak-free installation. Although the sensor is green, it is designed to replace original blue-coloured parts without compromising performance. The four connectors facilitate stable and accurate signal transmission to the vehicle’s engine control unit.

Compatible Vehicles

This Engine Coolant Temperature Sensor is compatible with a range of Audi and Volkswagen models, including:

• Audi A4 and A4 Quattro
• Audi A6 and A6 Quattro
• Volkswagen Beetle and Cabriolet
• Volkswagen Golf, Jetta, and Passat

Common Applications and Issues Addressed

• Monitoring engine coolant temperature for efficient engine management
• Preventing engine overheating by providing accurate temperature data
• Ensuring proper operation of the vehicle’s cooling fan and temperature gauge
• Resolving erratic temperature readings or sensor failure in Audi and Volkswagen models
• Maintaining optimal fuel efficiency and emissions control through accurate temperature sensing

Installation Notes and Tips

When installing the Hella 009107541 sensor, ensure the mounting area is clean and free of debris. The plugged mounting type requires careful alignment to avoid damage to the connectors. Verify that the retaining ring and seal are properly seated to prevent coolant leaks. It is recommended to compare the new sensor’s connector configuration with the original part to ensure compatibility. Always disconnect the vehicle battery before installation to avoid electrical shorts.

Quality Assurance and Warranty

Hella is a recognized manufacturer of automotive sensors, known for precision and durability. The 009107541 Engine Coolant Temperature Sensor is manufactured to meet OEM specifications for Audi and Volkswagen vehicles. While specific warranty details are not provided here, Hella products typically come with manufacturer-backed quality assurance to support reliable operation.