Facet 7.3274 Engine Coolant Temperature Sensor

Engine Coolant Temperature Sensor for BMW and Land Rover

Facet 7.3274 is an engine coolant temperature sensor for select BMW and Land Rover applications. It provides the temperature signal used by the engine management system to monitor coolant conditions and support proper fuel and cooling control.

Key Features

• Engine coolant temperature sensor for OE-style replacement
• Fits select BMW X5, 525i, 530i, 540i, M5, Z8, Z3, 740i, 740iL, 750iL, 528i, 318ti, 323i, 323is, 328i, 328is, M3, 318i, 318is, 840Ci, and 850Ci applications
• Also fits 2003-2005 Land Rover Range Rover applications
• Facet 7.3274 is listed for multiple engine locations, including water pump, cylinder head, and thermostat housing applications
• Direct-fit replacement for vehicles requiring this sensor configuration

Detailed Description

Facet 7.3274 engine coolant temperature sensor is used to report coolant temperature to the vehicle’s control system. On BMW and Land Rover models, this signal helps the engine computer manage cold-start fueling, warm-up strategy, and temperature-based engine operation. This part number, 7.3274, covers a wide range of fitments across BMW 3 Series, 5 Series, 7 Series, 8 Series, Z3, Z8, X5, M5, and Land Rover Range Rover applications.

Compatible With 2000-2006 BMW X5, Location-Water Pump; 2001-2006 BMW X5, Cylinder Head Location; 2003-2005 Land Rover Range Rover; 2001-2003 BMW 525i, Cylinder Head Location; 2001-2003 BMW 530i, Cylinder Head Location; 1999-2003 BMW 540i, Location-Water Pump; 2000-2003 BMW M5, Location-Thermostat Housing; 2000-2003 BMW Z8, Location-Thermostat Housing; 2003 BMW Z8, Location-Water Pump; 1996-2002 BMW Z3; 1999-2001 BMW 740i, Location-Water Pump; 1999-2001 BMW 740iL, Location-Water Pump; 1998-2001 BMW 750iL, Location-Water Pump; 1999-2000 BMW 528i, Cylinder Head Location; 1996-1999 BMW 318ti; 1998-1999 BMW 323i; 1998-1999 BMW 323is; 1996-1999 BMW 328i; 1996-1999 BMW 328is; 1996-1999 BMW M3; 1996-1998 BMW 318i; 1997-1998 BMW 528i; 1997-1998 BMW 540i; 1997-1998 BMW 740i; 1996-1998 BMW 740iL; 1995-1998 BMW 750iL; 1996-1997 BMW 318is; 1996-1997 BMW 840Ci; 1995-1997 BMW 850Ci.

This part cross-references common OE-style coolant temperature sensor applications for the same vehicle coverage.

What It Helps Address

• Incorrect coolant temperature readings
• Hard starting during cold engine operation
• Rough idle during warm-up
• Cooling fan or temperature gauge irregularities
• Check engine light conditions related to coolant temperature input

Installation Notes and Tips

Verify the sensor location on the vehicle before ordering, since this part number is used in water pump, cylinder head, and thermostat housing positions depending on application. Confirm connector style and thread/fitment details against the original sensor on the vehicle. For best results, inspect the cooling system for leaks or contamination before installing the replacement sensor.

Quality Assurance

Facet manufactures engine management components for OE-style service replacement applications. Part number 7.3274 is built for the listed BMW and Land Rover fitments and is intended to restore accurate coolant temperature signal input.