Standard Ignition RY-81 Engine Control Module Relay

Engine Control Relay for Mitsubishi and Dodge

Standard Ignition RY-81 is an engine control module relay built for 12-volt systems with an 8-blade terminal layout and a rectangular female connector. It is a direct-fit electrical relay solution for select Mitsubishi, Dodge, Chrysler, and Plymouth applications, including Mitsubishi Mighty Max, Eclipse, Mirage, and Montero models.

Key Features

• Engine Control Module (ECM) relay for 12 V vehicle electrical systems
• 10 amp amperage rating for relay circuit control
• Rectangular connector with 1 female connector
• 8 male blade terminals for OE-style electrical connection
• Mounting bracket included for secure installation
• Standard Ignition RY-81 replacement relay for select import and domestic applications

Detailed Description

Standard Ignition RY-81 is an ECM relay used in vehicle engine management circuits to switch power to the control module and related engine electronics. This relay is specified with a 12 V rating, 10 A amperage rating, and an 8-terminal blade design, making it a practical replacement for vehicles that require the same connector style and terminal count. It cross-references Gates 19902 for the same application. Common fitment includes Mitsubishi Mighty Max, Mitsubishi Eclipse, Mitsubishi Mirage, Mitsubishi Montero, Dodge Ram 50, Dodge Colt, and related Chrysler and Plymouth models. For buyers searching for a Mitsubishi Mighty Max ECM relay, Dodge Ram 50 engine control relay, or Standard Ignition RY-81 replacement, this part matches the listed OE-style configuration.

What This Relay Helps Address

• Engine control module power interruption
• No-start condition caused by relay failure
• Intermittent stalling from unstable ECM power delivery
• Electrical relay clicking or non-activation in the engine control circuit
• Faults related to worn terminals or heat-damaged relay contacts

Installation Notes and Tips

Verify the connector shape, terminal count, and amperage rating before installation. This relay uses a female rectangular connector with 8 male blade terminals, so matching the OE connector style is important for proper fitment. Confirm vehicle emissions configuration where noted, including Federal Emissions applications on select Mitsubishi Mighty Max models. Body fitment includes 1983-1996 Mitsubishi Mighty Max, 1985-1991 Dodge Colt, 1990-1993 Dodge Ram 50, 1990 Mitsubishi Eclipse, 1990 Mitsubishi Mirage, 1983-1990 Mitsubishi Montero, and other listed applications. Standard Ignition RY-81 should be installed only in vehicles that match the listed relay configuration and OE reference numbers.

Quality Assurance

Standard Ignition supplies electrical components for service replacement applications, and this relay is built to the listed electrical and connector specifications for accurate fitment. Confirm the OE references and vehicle application before ordering to ensure the correct ECM relay for your Mitsubishi or Dodge platform.