Mahle B31696 Fuel Injector Seal Kit

Mahle Fuel Injector Seal Kit B31696

Restore the sealing interface at the fuel injectors with the Mahle B31696 fuel injector seal kit. Built to OEM standard and using molded rubber O-rings, this kit is made for service work on Toyota and Lexus fuel systems where injector sealing, grommets, and nozzle seals need to be renewed.

Compatible with 1998-2007 Toyota Land Cruiser, 1998-2007 Lexus LX470, 2000-2006 Toyota Tundra, 2001-2009 Toyota Sequoia, 2003-2009 Toyota 4Runner, 2003-2009 Lexus GX470, and 2008-2009 Toyota Tundra. Mahle B31696 is a direct-fit service solution for injector seal replacement on these applications.

Key Features

• Fuel injector seal kit for injector service and resealing
• OEM standard item grade for factory-style fit and function
• Molded rubber O-rings for sealing consistency
• Includes fuel injector grommets and fuel injector nozzle seal
• Pintle cap and support ring not required for this application
• Cross-references FEL-PRO ES73113 for the same application

Detailed Description

The Mahle B31696 fuel injector seal kit is built for Toyota and Lexus engines that require renewed injector sealing components during maintenance or repair. It addresses the sealing points at the injector body and nozzle area, helping maintain proper fuel system integrity on vehicles such as the Toyota 4Runner, Toyota Tundra, Toyota Sequoia, Lexus GX470, Lexus LX470, and Toyota Land Cruiser. The molded rubber O-rings are specified for OEM-standard service, and the included grommets and nozzle seal support a complete injector reseal on the listed applications.

This part number, B31696, is also referenced by Toyota OE numbers 90301-07024 and 90480-13005.

Common Issues Addressed

• Fuel odor around the injector area from worn seals
• Hard starting or rough idle related to injector sealing loss
• Visible seepage at injector grommets or nozzle seals
• Vacuum leaks caused by deteriorated injector seals
• Service replacement during intake or injector maintenance

Installation Notes and Tips

Inspect injector bores, rails, and mating surfaces before installation. Replace damaged or hardened seals during injector service, and lubricate new rubber seals with clean engine oil or an approved assembly lubricant before seating them. Confirm the injector and intake components are clean so the new seals can seat evenly and maintain a proper seal.

Quality Assurance

Mahle gaskets and sealing components are used by OEMs and technicians worldwide for service applications that require consistent sealing performance. B31696 is manufactured to OEM standard specifications for the listed Toyota and Lexus fitments.