Standard Motor Products EFL173 Sun Load Temperature Sensor

The Standard Motor Products EFL173 is a direct-replacement sun load temperature sensor designed to restore proper climate control and lighting functions in your vehicle. This photoelectric sensor accurately measures exterior light intensity and communicates with the vehicle's control modules to optimize cabin comfort and visibility.

Key Features:

• 4-terminal blade-type connector configuration for reliable electrical connection
• Female connector with polygon shape and male terminal gender
• Monitors ambient light levels to automatically adjust HVAC system output
• Controls instrument panel display backlight brightness based on exterior lighting conditions
• Direct-fit OE replacement design for straightforward installation
• Engineered to meet or exceed original equipment specifications
• Backed by limited lifetime warranty for long-term reliability

This sensor plays a dual role in vehicle systems: it helps maintain optimal cabin temperature by adjusting climate control functions based on solar heat load, and it automatically dims or brightens dashboard illumination to improve instrument visibility in varying light conditions. The Standard Motor Products brand is known for providing technicians with quality replacement sensors that deliver dependable performance.