Standard Ignition RY-1111 Starter Relay

Starter Relay for Mercedes-Benz Applications

Standard Ignition RY-1111 is a 12-volt starter relay built for select Mercedes-Benz, Jeep, and Dodge applications. It uses a square connector shape, male blade terminals, and a 5-terminal layout with a 40 amp amperage rating for starter circuit control.

Fits 1998-2021 Mercedes-Benz models across AMG GT, C-Class, CL-Class, CLS-Class, E-Class, GL-Class, GLK-Class, M-Class, R-Class, S-Class, and SL-Class applications, plus select Jeep Grand Cherokee and Dodge Durango vehicles.

Key Features

• Standard Ignition starter relay, part number RY-1111
• 12-volt relay with 40 amp rating
• Square connector shape with male blade terminals
• 5-terminal relay configuration
• Relay contents only; mounting bracket not included
• Cross-references Gates 20931 for the same application

Detailed Description

This starter relay is used in the starting circuit to help route electrical current when the ignition system calls for engine cranking. Standard Ignition RY-1111 is listed for a wide range of Mercedes-Benz vehicles, including 2003-2011 Mercedes-Benz ML350, 2008-2011 Mercedes-Benz ML550, 2007-2011 Mercedes-Benz ML63 AMG, 2000-2006 Mercedes-Benz S500, 2002-2006 Mercedes-Benz SL500, and 2018-2021 Mercedes-Benz AMG GT. It also appears in fitment for 2011-2013 Jeep Grand Cherokee and 2011-2012 Dodge Durango.

Use RY-1111 when you need a direct replacement starter relay for Mercedes-Benz electrical, charging, and starting systems. The OE reference list includes A 002 542 23 19 for several applications, and this part also cross-references Gates 20931 for the same application.

What It Helps Solve

• No-crank condition when the starter circuit is not switching properly
• Intermittent starting caused by relay contact wear
• Starter engagement issues related to electrical relay failure
• Starting circuit faults in Mercedes-Benz, Jeep, and Dodge applications
• Replacement needs for OE-style relay service on listed vehicles

Installation Notes and Tips

Verify the OE number, terminal layout, connector shape, and vehicle application before installation. This relay uses male blade terminals and a square connector profile, so matching the original configuration is important for proper fitment. Confirm the vehicle’s year, make, and model against the listed applications before purchase, especially on Mercedes-Benz models with OE No. A 002 542 23 19 references.

Quality Assurance

Standard Ignition supplies this starter relay as an electrical replacement part for listed applications. RY-1111 is built to the stated voltage, amperage, and terminal specifications for direct-fit service on confirmed vehicles.