Standard Ignition RY-175 Diesel Glow Plug Relay

Diesel Glow Plug Relay for Ford Diesel Applications

Standard Ignition RY-175 is a 12-volt diesel glow plug relay built for Ford diesel engine applications that require reliable high-current switching. It uses a 200 amp amperage rating, a 4-terminal stud design, and a round male connector layout to support proper electrical connection in demanding under-hood conditions.

Key Features

• 12-volt diesel glow plug relay for Ford truck and van applications
• 200 amp amperage rating for high-load glow plug circuit control
• Male connector and male terminal configuration
• 4 connector and 4 terminal layout with round connector shape
• Stud terminal type for secure electrical attachment
• Composite housing helps protect against heat and harsh engine bay conditions
• Brass or copper contacts are used where specified for wear resistance

Detailed Description

Standard Ignition RY-175 is a diesel glow plug relay engineered for Ford E-250, E-350, F-150, F-250, and F-350 diesel applications across the listed model years. It is a direct-fit electrical relay for controlling glow plug power delivery during cold starts, helping the diesel starting system operate as intended. This part cross-references Bosch 16126 for the same application. Standard Ignition part number RY-175 is manufactured under quality-controlled processes with composite housings and specified metal contacts to support durability in severe under-hood environments.

What It Helps Address

• Hard starting on diesel engines during cold weather
• Glow plugs not receiving proper relay-controlled power
• Intermittent or no glow plug activation
• Electrical relay failure in high-heat engine bay conditions
• Starting delays caused by worn relay contacts

Installation Notes and Fitment

Compatible With 1983-1986 Ford E-250 Econoline Club Wagon, N/A; 1983-1986 Ford E-350 Econoline, N/A; 1983-1986 Ford E-350 Econoline Club Wagon, N/A; 1983-1986 Ford F-250, N/A; 1983-1986 Ford F-350, N/A; 1984 Ford F-150, N/A; 1987-1989 Ford E-250 Econoline Club Wagon, N/A; 1987-1989 Ford E-350 Econoline, N/A; 1987-1989 Ford E-350 Econoline Club Wagon, N/A; 1987-1988 Ford F-150, N/A; 1987-1994 Ford F-250, N/A; 1987-1993 Ford F-350, N/A; 1990-1991 Ford E-250 Econoline Club Wagon, N/A; 1990-1994 Ford E-350 Econoline, N/A; 1990-1994 Ford E-350 Econoline Club Wagon, N/A. Verify connector style, terminal layout, and diesel engine application before installation. Some listed Ford E-Series applications note use without connector, so compare the existing relay and harness configuration before replacement.

Quality Assurance

Standard Ignition manufactures this relay under TS16949 and ISO9001 certified processes, with quality control maintained from component selection through final assembly. The brand’s OE-focused manufacturing approach supports consistent fit and electrical performance for diesel glow plug relay replacement.