Standard Ignition RY1854 Diesel Glow Plug Relay

Diesel Glow Plug Relay for Ford Transit

Standard Ignition RY1854 is a 12-volt diesel glow plug relay built for Ford Transit-150, Transit-250, Transit-350, and Transit-350 HD applications from 2015-2019. It uses a composite housing, aluminum contacts, and premium epoxy sealing to handle heat, moisture, and dust in demanding under-hood conditions.

• 12-volt diesel glow plug relay for emission control systems
• Composite housing helps protect against severe temperature exposure
• Aluminum contacts support durability and long service life
• Premium epoxy helps keep internal components protected from dust, heat, and moisture
• Male blade terminals with 31 terminals and included mounting bracket(s)
• Compatible with 2015-2019 Ford Transit-150, Transit-250, Transit-350, and Transit-350 HD

Detailed Product Overview

RY1854 is a direct-fit diesel glow plug relay for Ford Transit diesel applications that require reliable electrical switching in the glow plug circuit. Standard Ignition manufactures this relay to stringent quality requirements, with TS16949 and ISO9001 certified production processes focused on consistent fit and function. If you are replacing a worn relay on a Ford Transit-150, Transit-250, Transit-350, or Transit-350 HD, this part number provides the correct electrical configuration for the listed vehicles.

This part cross-references CK4Z12B533A and GPR206 for the same application. Standard Ignition RY1854 is also referenced by part number RY1854 when searching for a diesel glow plug relay for Ford Transit models.

Common Problems This Relay Can Address

• Hard starting on diesel engines during cold weather
• Glow plug circuit interruption or inconsistent relay operation
• Electrical contact wear from heat and repeated cycling
• Moisture or dust intrusion affecting relay performance
• Warning lights or drivability issues tied to glow plug control

Installation Notes and Tips

Verify terminal count, terminal style, and voltage before installation. This relay uses male blade terminals and a 12-volt design, so the replacement should match the vehicle’s original electrical setup. Confirm the mounting bracket location and inspect the connector for heat damage, corrosion, or loose terminals before installing the new relay. For best results, compare the old unit to RY1854 and confirm fitment by year, make, and model.

Quality Assurance

Standard Ignition builds this relay with composite housing protection, aluminum contacts, and epoxy sealing to support dependable operation in harsh under-hood environments. Production is backed by TS16949 and ISO9001 certified manufacturing standards for consistent part quality.