Standard Ignition RY1949 Diesel Glow Plug Relay

Diesel Glow Plug Relay for Mercedes-Benz Sprinter

Standard Ignition RY1949 is a 12-volt diesel glow plug relay built for controlled glow plug operation in diesel starting systems. It is a bolt-mount replacement with a supplied mounting bracket and OE-style connector and terminal layout for service on Mercedes-Benz Sprinter 2500 and Sprinter 3500 models.

Key Features

• Functions as a diesel glow plug relay for 12-volt systems
• Bolt-mount design with bracket included
• Connector layout includes female and male terminals with rectangle and round connector shapes
• Stud and blade terminal design for serviceable electrical connection
• Direct replacement for Standard Ignition RY1949
• Cross-references OE and aftermarket numbers including 0005453516 and GPR801 for the same application

Application Details

Compatible With 2010-2019 Mercedes-Benz Sprinter 2500 and 2010-2019 Mercedes-Benz Sprinter 3500. This part number, RY1949, is used in diesel glow plug control circuits where reliable relay switching is required for cold-start operation. It is a practical replacement for Mercedes-Benz Sprinter diesel glow plug relay service when the original relay shows electrical or starting-related faults.

Common Issues This Relay May Address

• Hard starting in cold weather
• Glow plug circuit relay failure
• Intermittent or no glow plug activation
• Check engine concerns related to glow plug control
• Extended cranking on Mercedes-Benz Sprinter diesel models

Installation Notes

Verify connector style, terminal layout, and bolt-mount bracket alignment before installation. Standard Ignition RY1949 is intended for vehicles with a 12-volt glow plug relay setup and should be matched to the original relay configuration on the Sprinter 2500 or Sprinter 3500. Confirm all electrical connections are clean and secure before returning the vehicle to service.

Quality Assurance

Standard Ignition supplies replacement electrical components for ignition and emission control service. RY1949 is built to match the listed application requirements for Mercedes-Benz Sprinter diesel glow plug relay replacement.