Facet 7.3078 Engine Coolant Temperature Sender

Engine Coolant Temperature Sender for Nissan and Infiniti

Facet 7.3078 is an engine coolant temperature sender for select Nissan and Infiniti applications. It provides the temperature signal used by the vehicle’s cooling system and related engine controls, making it a direct-fit service part for common import platforms.

Key Features

• Engine coolant temperature sender for cooling system signal input
• Facet part number 7.3078 for catalog and service reference
• Fits 1985-1996 Nissan 300ZX, N/A
• Fits 1985-1994 Nissan Maxima, N/A
• Fits 1989-1993 Nissan 240SX, N/A
• Fits 1990-1995 Nissan Pathfinder, N/A
• Fits 1990-1994 Nissan D21, N/A
• Fits 1988-1992 Nissan Sentra, N/A
• Fits 1993-1997 INFINITI J30, N/A
• Fits 1990-1996 INFINITI Q45, N/A

Detailed Description

Facet 7.3078 is an engine coolant temperature sender used on a wide range of Nissan and Infiniti vehicles from the mid-1980s through the 1990s. It serves as the temperature input for the engine management or gauge circuit, depending on the vehicle application, and is listed for models including the Nissan 300ZX, Maxima, Pathfinder, D21, 240SX, Sentra, and INFINITI J30 and Q45. This part number, 7.3078, is a practical replacement choice when the original sender is no longer reading correctly or has failed electrically.

What It Helps Address

• Incorrect coolant temperature readings on the dash or gauge circuit
• Hard starting or poor cold-engine fuel control caused by bad temperature input
• Cooling fan or engine control issues tied to inaccurate sender data
• Intermittent temperature signal loss from a worn sender
• Check engine concerns related to coolant temperature reporting

Installation Notes and Tips

Verify the connector style and thread specification against the original sender before installation. Inspect the harness terminals and cooling system condition during replacement, and confirm the engine is cool before removing the old unit. Use the vehicle service information for the correct torque and sealing procedure.

Quality Assurance

Facet is an established aftermarket brand for engine management and electrical service parts. Part number 7.3078 is cataloged for the listed Nissan and Infiniti applications to support accurate replacement selection.