Facet 7.3348 Engine Coolant Temperature Sensor

Reliable Engine Coolant Temperature Sensor for BMW Models

The Facet 7.3348 Engine Coolant Temperature Sensor is designed to provide accurate temperature readings for your BMW 328d, 328d xDrive, 535d, 535d xDrive, 740Ld xDrive, and X3 models. This sensor helps maintain optimal engine performance by monitoring coolant temperature effectively.

• Compatible with BMW 328d, 328d xDrive, 535d, 535d xDrive, 740Ld xDrive, and X3
• Part number 7.3348 ensures precise fit and function
• Engine coolant temperature sensor designed for reliable temperature monitoring
• Durable construction for consistent performance under varying conditions
• Direct replacement part for OEM sensor

Product Details and Functionality

The Facet 7.3348 sensor measures the temperature of the engine coolant and sends this data to the vehicle’s engine control unit (ECU). Accurate temperature readings are critical for regulating fuel injection, ignition timing, and cooling fan operation. This sensor is engineered to meet the specifications required by BMW diesel models such as the 328d and 535d series, including xDrive variants and the 740Ld xDrive. Its precise calibration helps maintain engine efficiency and prevents overheating or inefficient fuel consumption.

Common Applications and Problem Resolution

• Helps prevent engine overheating by providing accurate coolant temperature data
• Resolves issues related to erratic temperature gauge readings
• Addresses engine performance problems caused by faulty temperature sensors
• Prevents improper fuel mixture adjustments due to incorrect temperature input
• Supports proper operation of cooling fans and emission control systems

Installation Notes and Tips

When installing the Facet 7.3348 Engine Coolant Temperature Sensor, ensure the engine is cool to avoid burns or damage. Disconnect the battery before removal to prevent electrical shorts. Carefully remove the old sensor and inspect the mounting area for debris or corrosion. Apply thread sealant if recommended by the vehicle manufacturer. After installation, clear any diagnostic trouble codes and verify sensor operation through the vehicle’s onboard diagnostics.

Quality Assurance and Warranty Information

Facet manufactures the 7.3348 sensor to meet strict quality standards, ensuring reliable performance and durability. This part is tested for compatibility with specified BMW models and built to withstand typical engine operating conditions. Warranty coverage details should be confirmed at the point of purchase, but Facet generally offers limited warranties against manufacturing defects.