Dorman 746-512 Fuel Filler Door Lock Actuator

Dorman 746-512 Fuel Filler Door Lock Actuator

The Dorman 746-512 fuel filler door lock actuator restores electric locking function for the fuel door on select Mercedes-Benz models. Built with metal and plastic construction and a 12V electric activation design, it is made to match the appearance and function of the original part on the listed applications.

Key Features

• Fuel filler door lock actuator for Mercedes-Benz applications
• Electric activation with 12V operation
• Rectangular female connector with 2 male blade terminals
• Metal and plastic construction for everyday durability
• Direct replacement style for OE fit and function
• Part number 746-512 for easy identification

Detailed Description

This Dorman fuel filler door lock actuator is engineered for vehicles that use an electric locking mechanism at the fuel door. It is designed to match the original part’s appearance and operating function, helping maintain secure fuel door operation on models such as the Mercedes-Benz C230, C320, E320, CLK350, SLK350, and related applications. The compact housing measures 5.2 inches long, 1.14 inches wide, and 2.39 inches high, with a rectangular connector shape and female connector gender for the specified fitments. If you are replacing a worn or non-functioning Mercedes-Benz fuel filler door lock actuator, part number 746-512 provides a direct OE-style solution.

This part cross-references Mercedes-Benz OE number 2038201997 for the same application.

What It Helps Fix

• Fuel door that will not lock or unlock electrically
• Broken or weak actuator movement at the filler door
• Intermittent fuel door release or locking response
• Security concerns caused by a non-latching fuel filler door
• Replacement needs after actuator wear or electrical failure

Installation Notes and Tips

Verify connector style, terminal count, and voltage before installation. This actuator uses a 2-terminal blade connection, a female rectangular connector, and 12V electric activation. Mounting hardware and wiring harness are not included, so reuse or source the required vehicle-specific components as needed. Confirm the vehicle’s fuel door lock assembly matches the listed fitment before replacing part number 746-512.

Quality Assurance

Dorman manufactures this actuator with quality materials and OE-style dimensions to support reliable performance and durability on the specified Mercedes-Benz applications. It is built to match the original part’s appearance and function for direct replacement use.

Compatible Vehicles

• Fits 2006-2011 Mercedes-Benz B200, N/A
• Fits 2009-2011 Mercedes-Benz SLK300, N/A
• Fits 2005-2011 Mercedes-Benz SLK350, N/A
• Fits 2005-2011 Mercedes-Benz SLK55 AMG, N/A
• Fits 2007-2010 Mercedes-Benz E550, N/A
• Fits 2006-2009 Mercedes-Benz CLK350, N/A
• Fits 2007-2009 Mercedes-Benz CLK550, N/A
• Fits 2007-2009 Mercedes-Benz CLK63 AMG, N/A
• Fits 2008-2009 Mercedes-Benz E300, N/A
• Fits 2003-2009 Mercedes-Benz E320, N/A
• Fits 2006-2009 Mercedes-Benz E350, N/A
• Fits 2007-2009 Mercedes-Benz E63 AMG, N/A
• Fits 2005-2009 Mercedes-Benz SLR McLaren, N/A
• Fits 2006-2008 Mercedes-Benz SLK280, N/A
• Fits 2002-2007 Mercedes-Benz C230, N/A
• Fits 2006-2007 Mercedes-Benz C280, N/A
• Fits 2006-2007 Mercedes-Benz C350, N/A
• Fits 2007 Mercedes-Benz E280, N/A
• Fits 2005-2006 Mercedes-Benz C55 AMG, N/A
• Fits 2003-2006 Mercedes-Benz CLK500, N/A
• Fits 2003-2006 Mercedes-Benz CLK55 AMG, N/A
• Fits 2003-2006 Mercedes-Benz E500, N/A
• Fits 2003-2006 Mercedes-Benz E55 AMG, N/A
• Fits 2001-2005 Mercedes-Benz C240, N/A
• Fits 2001-2005 Mercedes-Benz C320, N/A
• Fits 2003-2005 Mercedes-Benz CLK320, N/A
• Fits 2002-2004 Mercedes-Benz C32 AMG, N/A