Dorman 911-678 Vapor Canister

Overview of Dorman Vapor Canister 911-678 for Scion xB

The Dorman 911-678 vapor canister is designed specifically for the Scion xB, providing reliable emission control through its evaporative system components. This vapor canister helps manage fuel vapor emissions efficiently, ensuring compliance with environmental standards.

• Length: 19.75 inches for optimal fitment
• Three ports with outside diameters of 0.327, 0.748, and 0.754 inches
• Plastic housing and connector material for durability and corrosion resistance
• Charcoal filter element included for effective vapor absorption
• One female rectangular connector with seven male pin terminals
• Includes filter elements but no mounting hardware

Detailed Product Description

The Dorman 911-678 vapor canister is engineered to fit the Scion xB's evaporative emission control system. Its plastic housing is lightweight yet durable, designed to withstand under-hood conditions. The charcoal filter element inside the canister captures fuel vapors, preventing them from escaping into the atmosphere. The canister features three ports with precise outside diameters (0.327, 0.748, and 0.754 inches) to ensure proper connection with the vehicle's fuel system lines. The single female rectangular connector with seven male pin terminals facilitates secure electrical connections, supporting the canister's functionality within the emission control system.

Common Applications and Issues Addressed

• Reduces fuel vapor emissions to meet environmental regulations
• Prevents check engine light triggers related to evaporative system faults
• Helps resolve fuel odor issues caused by vapor leaks
• Supports proper fuel system pressure regulation
• Addresses evaporative system diagnostic trouble codes (DTCs) in Scion xB vehicles

Installation Notes and Tips

When installing the Dorman 911-678 vapor canister on a Scion xB, ensure all port connections match the specified diameters for a secure fit. The plastic connector should be handled carefully to avoid damage to the pins. Since mounting hardware is not included, reuse existing brackets or acquire compatible hardware separately. Verify that the charcoal filter element is properly seated within the canister before installation. It is recommended to inspect related hoses and seals for wear during replacement to maintain system integrity.

Quality Assurance and Warranty

Dorman vapor canisters are manufactured to meet or exceed OEM specifications for fit, form, and function. The 911-678 part undergoes quality control testing to ensure durability and performance in emission control applications. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Consult product documentation or the manufacturer for exact warranty terms.