Description: Diesel Exhaust Fluid Sensor Head Unit (16.5 Gallon)
Condition: New 
Brand: International® 
Part Number: 4158115C94 

• Weight: 6 lbs
• Fit for: Navistar, International 
• Functions:
  • DEF level monitoring: The sensor head unit continuously measures the DEF level in the tank, providing real-time data to the engine control module.
    
  • Diagnostic information: The sensor head unit may also provide diagnostic information to help identify and troubleshoot issues with the DEF system.
    
  • DEF refilling: The sensor head unit helps ensure that the DEF tank is refilled in a timely manner, preventing the DEF supply from running out and causing system problems.
    
  • Low DEF warning: When the DEF level falls below a certain threshold, the sensor head unit sends a signal to the engine control module, triggering a low DEF warning light or message on the vehicle's display.

Navistar International Corporation, an American company, manufactures a wide range of vehicles, including trucks, buses, and defense vehicles, along with engines. It's the first to be EPA-certified for meeting 2007 standards. They also provide high-quality replacement parts and accessories, ensuring top performance. Navistar is actively developing electric and hybrid solutions for transportation, serving logistics, construction, and public transport sectors.