Dorman 285-5518 Fuel Tank Sending Unit

Reliable Fuel Tank Sending Unit for Accurate Fuel Level Readings

The Dorman 285-5518 fuel tank sending unit is designed to provide precise fuel level measurements for a variety of vehicle applications. Engineered with durable components and a reliable float mechanism, this sending unit helps maintain accurate fuel gauge readings to keep your vehicle running smoothly.

• Length: 15.25 inches for proper fitment
• Wire colors: Black and White with 18-gauge measurement
• Outside diameter: 2.7 inches for secure tank installation
• Includes lock ring and gasket for sealing
• Resistance values: 241 ohms empty, 33 ohms full (±2 ohms)
• Includes 1 fuel sender, 1 gasket, and 5 stainless steel screws
• Fuel pump not included

Detailed Description of Dorman 285-5518 Fuel Tank Sending Unit

This fuel tank sending unit from Dorman is engineered to deliver consistent and accurate fuel level readings. Measuring 15.25 inches in length with an outside diameter of 2.7 inches, it fits securely within the fuel tank. The unit features two wires—black and white—both 18-gauge, ensuring reliable electrical connections. The included lock ring and gasket provide a proper seal to prevent leaks and maintain tank integrity. Resistance values are calibrated at 241 ohms when empty and 33 ohms when full, with a tolerance of ±2 ohms, allowing for precise fuel gauge operation. This sending unit does not include a fuel pump or wiring harness, focusing solely on accurate fuel level measurement.

Common Applications and Issues Addressed

• Corrects inaccurate or fluctuating fuel gauge readings
• Replaces faulty or damaged fuel tank sending units
• Prevents fuel gauge from showing empty when tank is not empty
• Eliminates erratic fuel level signals caused by worn float mechanisms
• Ensures proper sealing of the fuel tank to avoid leaks

Installation Notes and Tips

Before installation, verify compatibility with your vehicle’s make and model to ensure proper fitment. The Dorman 285-5518 requires no wiring harness or fuel pump installation, simplifying the replacement process. Use the included gasket and lock ring to secure the sending unit and maintain a tight seal. Handle the float arm carefully to avoid damage during installation. Consult your vehicle’s service manual for specific removal and installation procedures.

Quality Assurance and Warranty Information

Dorman manufactures this fuel tank sending unit to meet or exceed OEM specifications, providing reliable performance and durability. The product includes a gasket and lock ring to ensure proper sealing and long-term operation. While specific warranty details are not provided here, Dorman typically offers limited warranties on their parts. Check with your parts provider for exact warranty terms related to part number 285-5518.