Facet 7.3146 Engine Coolant Temperature Sensor

Engine Coolant Temperature Sensor for Volkswagen

Facet 7.3146 is an engine coolant temperature sensor for select Volkswagen applications. It provides the temperature signal used by the engine management system to monitor coolant conditions and support proper fuel and ignition control.

Key Features

• Engine coolant temperature sensor for Volkswagen Golf, Jetta, Cabrio, and Passat applications
• Black/yellow color identification on listed fitments
• 4-pin design on 1995-1997 Passat and 1995-1996 Cabrio applications
• Facet 7.3146 replacement part number for service matching
• Direct fitment coverage for select 1993-2001 Volkswagen models

Detailed Description

This Facet engine coolant temperature sensor is used to report coolant temperature to the vehicle control system. Accurate temperature input helps the engine computer manage cold-start enrichment, warm-up operation, and normal running strategy. Fits 1993-2001 Volkswagen Golf, N/A; Fits 1993-1999 Volkswagen Jetta, N/A; Fits 1997-1999 Volkswagen Cabrio, N/A; Fits 1995-1997 Volkswagen Passat, N/A; Fits 1995-1996 Volkswagen Cabrio, N/A. Facet 7.3146 is a practical replacement choice when servicing cooling-system sensor faults on Volkswagen Golf and Jetta models.

Common Issues This Part Addresses

• Incorrect coolant temperature readings on the dash or scan tool
• Hard starting or rough cold operation caused by faulty temperature input
• Rich or lean fuel control from an inaccurate sensor signal
• Cooling fan or engine management behavior affected by bad coolant data
• Diagnostic trouble codes related to coolant temperature sensor performance

Installation Notes and Tips

Verify connector style, pin count, and color match before installation. Confirm the vehicle application by year, make, and model, especially on Volkswagen Golf, Jetta, Cabrio, and Passat listings. Inspect the connector and wiring for corrosion or damage before replacing the sensor. Facet 7.3146 should be installed on the correct engine coolant temperature sensor location for the listed application.

Quality Assurance

Facet is a recognized aftermarket brand for engine management and electrical components. Part number 7.3146 is cataloged for the listed Volkswagen fitments and should be matched to the vehicle’s connector and sensor configuration before service.