Four Seasons
Coolant Temp Sensor

Four Seasons 37825 Engine Coolant Temperature Sensor

Brand Four Seasons 37825
Connector Gender Female
Connector Shape Round
Description Coolant Temp Sensor
Fitting Thread Size M12-1.25
Meets / Exceeds OEM? YES
Number of Terminals 4
Style Coolant Temp Sensor
Type Coolant Temp Sensor
Product line Coolant Temp Sensor
Fits BMW and Land Rover · 90 vehicles

OE direct replacement. Meets or exceeds OEM requirements for dependable fit and function.

Female round connector. Four terminals and an M12-1.25 thread for secure installation.

Engine coolant temperature sensor. Monitors coolant temperature for accurate engine management.

Cross-references Four Seasons 37825, Global Parts Distributors LLC 1712508 and URO 13621703993 for the same application. See all 6.

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Coolant Temp Sensor for BMW and Land Rover

Four Seasons 37825 is a coolant temperature sensor built for select BMW and Land Rover applications. It features a female round connector, 4 terminals, and an M12-1.25 thread size for direct-fit replacement use where the original sensor matches these specifications.

The Four Seasons Coolant Temp Sensor line focuses on accurate temperature signal input for engine management and HVAC-related control strategies. This part meets or exceeds OEM requirements and is listed for a wide range of BMW 3 Series, 5 Series, 7 Series, Z3, Z8, X5, M5, and Land Rover Range Rover applications.

Key Features

  • Brand: Four Seasons
  • Part number: 37825
  • Engine coolant temperature sensor
  • Female connector with round shape
  • 4-terminal design
  • M12-1.25 fitting thread size
  • Meets or exceeds OEM specifications

Detailed Description

Four Seasons 37825 is a coolant temp sensor used in applications where the engine control system and related temperature-based functions rely on a precise coolant signal. This sensor is listed for BMW 530i, 540i, 528i, 740i, 740iL, 750iL, M5, X5, Z3, Z8, and Land Rover Range Rover models across the 1994-2006 model years. If you are replacing a BMW coolant temperature sensor, BMW engine coolant temperature sensor, or a Land Rover Range Rover coolant temp sensor, this part number provides a direct reference point for matching connector style, terminal count, and thread size.

This part cross-references Global Parts Distributors LLC 1712508 and URO 13621703993 for the same application.

What It Helps Address

  • Incorrect coolant temperature readings
  • Temperature-related drivability concerns
  • HVAC control issues tied to coolant signal input
  • Hard starting or rough running caused by faulty sensor data
  • Check engine light conditions related to coolant temperature input

Installation Notes and Tips

Verify the connector style, terminal count, and M12-1.25 thread size before installation. Confirm the vehicle application against the fitment list for your exact BMW or Land Rover model year. Inspect the connector and surrounding cooling system components for corrosion, damaged terminals, or coolant leaks before replacing the sensor.

Quality Assurance

Four Seasons lists this coolant temp sensor as meeting or exceeding OEM requirements, making it a direct replacement option for confirmed applications. Part number 37825 is cataloged for fitment across multiple BMW and Land Rover models, including BMW 530i, BMW X5, and Land Rover Range Rover applications.

This part fits 90 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2006BMW650iN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2006BMWX5N/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2005BMWX5N/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2005Land RoverRange RoverN/ACoolant Temp Sensor
2004BMWX5N/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2004Land RoverRange RoverN/ACoolant Temp Sensor
2003BMW530iN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2003BMW540iN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2003BMWM5N/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2003BMWX5N/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2003BMWZ8N/AThermostat Housing; Coolant Temp Sensor
2003Land RoverRange RoverN/ACoolant Temp Sensor
2002BMW530iN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2002BMW540iN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2002BMWM5N/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2002BMWX5N/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2002BMWZ32.5LL6N/ACoolant Temp Sensor
2002BMWZ33.0LL6N/ACoolant Temp Sensor
2002BMWZ8N/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2001BMW530iN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2001BMW540iN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2001BMW740iN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2001BMW740iLN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2001BMW750iLN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2001BMWM5N/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2001BMWX5N/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2001BMWZ32.5LL6N/ACoolant Temp Sensor
2001BMWZ33.0LL6N/ACoolant Temp Sensor
2001BMWZ8N/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2000BMW528iN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2000BMW540iN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2000BMW740iN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2000BMW740iLN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2000BMW750iLN/ACoolant Temp Sensor
2000BMWM5N/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2000BMWX5N/A4-terminal HVAC wiring relay; Coolant Temp Sensor
2000BMWZ33.2LL6N/ACoolant Temp Sensor
2000BMWZ8N/A4-terminal HVAC wiring relay; Coolant Temp Sensor
1999BMW318iN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
1999BMW318isN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
1999BMW318tiN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
1999BMW328isN/ACoolant Temp Sensor
1999BMW528iN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
1999BMW540iN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
1999BMW740iN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
1999BMW740iLN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
1999BMW750iLN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
1999BMWM3N/ACoolant Temp Sensor
1999BMWZ33.2LL6N/ACoolant Temp Sensor
1998BMW318iN/ACoolant Temp Sensor
1998BMW318isN/ACoolant Temp Sensor
1998BMW318tiN/ACoolant Temp Sensor
1998BMW328iN/ACoolant Temp Sensor
1998BMW328isN/ACoolant Temp Sensor
1998BMW528iN/ACoolant Temp Sensor
1998BMW540iN/ACoolant Temp Sensor
1998BMW740iN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
1998BMW740iLN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
1998BMW750iLN/ACoolant Temp Sensor
1998BMWM3N/ACoolant Temp Sensor
1998BMWZ31.9LL4N/ACoolant Temp Sensor
1998BMWZ33.2LL6N/ACoolant Temp Sensor
1997BMW318iN/ACoolant Temp Sensor
1997BMW318isN/ACoolant Temp Sensor
1997BMW318tiN/ACoolant Temp Sensor
1997BMW328iN/ACoolant Temp Sensor
1997BMW328isN/ACoolant Temp Sensor
1997BMW528iN/ACoolant Temp Sensor
1997BMW540iN/ACoolant Temp Sensor
1997BMW740iN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
1997BMW740iLN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
1997BMW750iLN/ACoolant Temp Sensor
1997BMW840CiN/ACoolant Temp Sensor
1997BMW850CiN/ACoolant Temp Sensor
1997BMWM3N/ACoolant Temp Sensor
1997BMWZ31.9LL4N/ACoolant Temp Sensor
1996BMW318iN/ACoolant Temp Sensor
1996BMW318isN/ACoolant Temp Sensor
1996BMW318tiN/ACoolant Temp Sensor
1996BMW328iN/ACoolant Temp Sensor
1996BMW328isN/ACoolant Temp Sensor
1996BMW740iLN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
1996BMW840CiN/ACoolant Temp Sensor
1996BMW850CiN/ACoolant Temp Sensor
1996BMWM3N/ACoolant Temp Sensor
1996BMWZ3N/ACoolant Temp Sensor
1995BMW740iN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
1995BMW740iLN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
1994BMW740iN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
1994BMW740iLN/A4-terminal HVAC wiring relay; Coolant Temp Sensor
Directly replaces or cross-references 6 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 37825Global Parts Distributors LLC — 1712508URO — 136217039931703993A14175SU5173