Dorman 310-007 Evaporative Emissions System Leak Detection Pump

OE-Style Leak Detection Pump for EVAP Systems

Dorman 310-007 is an evaporative emissions system leak detection pump built to match the fit and function of the original pump on specified vehicles. It is designed for direct replacement service on Toyota, Lexus, Chevrolet, Cadillac, and Scion applications that use a 7-pin connector and a specific-fit layout.

For drivers searching for a Toyota Tundra EVAP leak detection pump, a Lexus RX350 leak detection pump, or a Dorman 310-007 replacement for Toyota and Lexus emissions repair, this part provides a direct-fit solution for the listed applications.

• Specific-fit evaporative emissions system leak detection pump
• Plastic housing with black and white finish
• 7-pin connector/terminal configuration
• 2-port design with inlet and outlet dimensions listed for application matching
• Direct replacement for specified Toyota, Lexus, Chevrolet, Cadillac, and Scion vehicles
• Cross-references Standard Ignition LDP40 for the same application

Detailed Product Overview

Dorman 310-007 is engineered for evaporative emissions system service where the original leak detection pump has failed or no longer maintains proper EVAP system operation. The unit is built to match original fit and function on the listed applications, with a specific-fit design, plastic construction, and connector layout that aligns with the factory configuration. Key dimensions include a 3.2-inch diameter, 4.59-inch length, 0.745-inch inlet outside diameter, and 1.51-inch outlet outside diameter. This part number 310-007 is used across a wide range of vehicles, including Toyota Camry, Toyota Highlander, Toyota Tacoma, Lexus ES350, and Lexus RX450h applications.

Common Issues This Part May Address

• EVAP leak detection pump failure causing emissions-related fault codes
• Check engine light concerns tied to evaporative system diagnostics
• Improper leak detection during EVAP system testing
• Damaged or worn original pump on specific Toyota and Lexus platforms
• Connector or fitment mismatch when replacing the factory pump

Installation Notes and Tips

Verify the vehicle’s connector style, port layout, and application notes before installation. This pump uses a 7-pin connector and a specific-fit design, so it should be matched to the exact vehicle listing. Confirm the vehicle build details where noted, including applications with U.S.-built or date-specific fitment such as certain Toyota Highlander, RAV4, Sequoia, Tundra, and Sienna models. Professional installation is recommended for emissions-system repairs.

Quality Assurance

Dorman designs this leak detection pump to match original equipment fit and function for the listed applications. The part is built for reliable performance and durability in EVAP system service.

Vehicle Fitment

• Fits 2013-2021 Toyota Tundra, N/A
• Fits 2011-2019 Chevrolet Volt, N/A
• Fits 2016-2018 Chevrolet Malibu, N/A
• Fits 2015-2018 Lexus ES350, N/A
• Fits 2016-2018 Lexus GS F, N/A
• Fits 2015-2018 Lexus GS350, N/A
• Fits 2018 Lexus GS450h, N/A
• Fits 2016-2018 Lexus IS300, N/A
• Fits 2015-2018 Lexus IS350, N/A
• Fits 2018 Lexus LS500, N/A
• Fits 2018 Lexus LS500h, N/A
• Fits 2015-2018 Lexus NX300h, N/A
• Fits 2015-2018 Lexus RC F, N/A
• Fits 2016-2018 Lexus RC300, N/A
• Fits 2015-2018 Lexus RC350, N/A
• Fits 2016-2018 Lexus RX350, N/A
• Fits 2018 Lexus RX350L, N/A
• Fits 2016-2018 Lexus RX450h, N/A
• Fits 2018 Lexus RX450hL, N/A
• Fits 2013-2018 Toyota Avalon, N/A
• Fits 2018 Toyota C-HR, N/A
• Fits 2012-2018 Toyota Camry, N/A
• Fits 2014-2018 Toyota Corolla, N/A
• Fits 2014-2018 Toyota Highlander, N/A, Built in U.S.A.
• Fits 2016-2018 Toyota Prius, N/A
• Fits 2016-2018 Toyota Prius C, N/A
• Fits 2017-2018 Toyota Prius Prime, N/A
• Fits 2016-2018 Toyota RAV4, N/A
• Fits 2015-2018 Toyota Sequoia, N/A
• Fits 2011-2018 Toyota Sienna, N/A
• Fits 2013-2018 Toyota Tacoma, N/A
• Fits 2017-2018 Toyota Yaris iA, N/A
• Fits 2016-2017 Lexus GS200t, N/A
• Fits 2016-2017 Lexus IS200t, N/A
• Fits 2015-2017 Lexus NX200t, N/A
• Fits 2016-2017 Lexus RC200t, N/A
• Fits 2014-2016 Cadillac ELR, N/A
• Fits 2016 Scion iM, N/A
• Fits 2013-2016 Toyota Venza, N/A
• Fits 2015 Lexus IS250, N/A
• Fits 2009-2015 Lexus RX350, N/A, Built in U.S.A.
• Fits 2010-2015 Lexus RX450h, N/A, Built in U.S.A.
• Fits 2013-2015 Toyota RAV4, N/A, Built in U.S.A.
• Fits 2014 Toyota Sequoia, N/A, From 8/13
• Fits 2012 Toyota Tundra, N/A, From 8/12
• Fits 2010 Toyota Sienna, N/A, From 1/10

This part cross-references Standard Ignition LDP40 for the same application.