Gates 31460 Fuel Cap Tester Adapter

Fuel Cap Tester Adapter for Radiator Cap Testers

The Gates 31460 Fuel Cap/System Tester Adapter is a light green threaded adapter used with radiator cap testers to check fuel cap and filler neck sealing. It is built for vehicles with a 1.875-inch neck diameter and threaded cam type applications, including many Honda, Acura, Chevrolet, and other import and domestic models.

Gates Fuel Cap/System Tester Adapter line components are made for service bay pressure-testing workflows where accurate cap and neck interface matching matters. The 31460 adapter helps technicians connect the tester to the correct fuel cap or filler neck style for the application.

• Light green fuel cap tester adapter for radiator cap testers
• Threaded cam type with 1.875-inch neck diameter
• Used for fuel cap and system sealing checks
• Fits a wide range of Honda, Acura, Chevrolet, GMC, Audi, Volkswagen, Toyota, Porsche, Jaguar, Buick, Ford, and Mercury applications
• Cross-references Motorad 12423S and Remy 12423 for the same application

Detailed Product Overview

Gates 31460 is a Fuel Cap Tester Adapter designed for use with radiator cap testers when evaluating fuel cap and filler neck sealing. This adapter is specified with a 1.875-inch neck diameter and threaded cam type construction, making it a direct service tool for vehicles that require this interface. Common fitments include 2005-2011 Honda Accord, 2006-2011 Honda Civic, 2005-2011 Honda CR-V, 2005-2011 Honda Odyssey, 2005-2011 Honda Pilot, 2005-2011 Acura MDX, and 2010-2011 Chevrolet Equinox.

Additional vehicle coverage includes 2006-2014 Honda Ridgeline, 2007-2011 Acura RDX, 2006-2011 Acura TSX, 2010-2011 GMC Terrain, 2000-2004 Ford Focus, and 2002-2005 Volkswagen Jetta. The Gates 31460 part number is also listed for select Audi, Toyota, Porsche, and Buick applications where the fuel cap or threaded filler neck matches the specified adapter profile.

What This Adapter Helps Diagnose

• Fuel cap sealing concerns during pressure testing
• Improper tester-to-neck connection on threaded filler neck applications
• Service bay verification of cap and system seal integrity
• Fitment issues when the tester adapter size does not match the vehicle neck
• Testing setup problems on Honda, Acura, and other listed applications

Installation Notes and Tips

Use the adapter with the correct radiator cap tester and confirm the fuel cap or filler neck style before testing. Match the 1.875-inch neck diameter and threaded cam type to the vehicle application, and verify the fitment listing for the exact year, make, and model. For example, Fits 2005-2011 Honda Accord, N/A; Fits 2006-2011 Honda Civic, N/A; and Fits 2005-2011 Acura MDX, N/A.

Because fitment varies by model and filler neck configuration, check the vehicle-specific notes before service. The Gates 31460 is also listed for Fits 2010-2011 Chevrolet Equinox, N/A and Fits 2000-2004 Ford Focus, N/A, among many others.

Quality Assurance

Gates is a recognized automotive parts brand with service-tool and sealing-system coverage across a broad range of vehicle applications. Part number 31460 is cataloged with defined neck diameter, attachment type, and fitment data to support accurate parts selection for fuel cap testing service.