Standard Ignition RY-731 Turn Signal Relay

Brand Standard Ignition RY-731
Connector Gender Female
Contents Relay
Continuous Duty No
Functions Relay
Mounting Bracket(s) Included No
Terminal Gender Male
Terminal Type Blade Terminals
Voltage 12
Fits Honda and Acura · 17 vehicles

Direct replacement. Direct-mount relay with blade terminals for straightforward installation.

Flasher function. Provides the relay action needed for turn signal operation.

12-volt design. Built for standard 12-volt electrical systems.

Cross-references Four Seasons 20314, Standard Ignition RY-731 and T Series RY731T for the same application. See all 9.

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Turn Signal Relay for Honda and Acura

Standard Ignition RY-731 is a 12-volt turn signal relay with a direct-mount design, female connector, and six male blade terminals. It is built as a flasher relay for vehicles that need a rectangular connector layout and OE-style electrical fitment.

Key Features

  • 12-volt turn signal relay with flasher function
  • Direct mounting style with one rectangular female connector
  • Six male blade terminals for vehicle-specific electrical connection
  • Relay-only contents for replacement of the failed unit
  • Standard Ignition RY-731 part number for catalog matching

Detailed Description

Standard Ignition RY-731 is a turn signal relay used in lighting and body electrical systems where the flasher circuit controls turn signals and related blinking functions. The direct-mount configuration, rectangular connector shape, and six blade terminals support a factory-style replacement approach for vehicles that use this relay format. This part cross-references Four Seasons 20314 for the same application. Standard Ignition RY-731 is listed for 2004-2007 Honda Accord, 2005-2008 Acura TSX, 2006-2011 Honda Ridgeline, and 2007-2008 Acura MDX, with 2004 and 2007 Accord applications noted with Omron references.

Vehicle Fitment

  • Fits 2006-2011 Honda Ridgeline, N/A
  • Fits 2007-2008 Acura MDX, N/A
  • Fits 2005-2008 Acura TSX, N/A, 4 Way
  • Fits 2007 Honda Accord, N/A, Omron
  • Fits 2004 Honda Accord, N/A, Omron
  • Fits 2005-2007 Honda Accord, N/A

Common Replacement Reasons

  • Turn signals flash inconsistently or stop flashing
  • Relay output fails during signal operation
  • Intermittent flasher behavior in the body electrical circuit
  • Replacement for a damaged or worn relay with blade terminals
  • Restores proper relay-controlled blinking function

Installation Notes

Verify connector shape, terminal count, and mounting style before installation. Match the vehicle’s original relay layout and confirm the application notes for Honda Accord, Acura TSX, Honda Ridgeline, or Acura MDX before replacing the part. Because this unit uses a direct-mount design, proper seating and terminal alignment are important for reliable operation.

Quality Assurance

Standard Ignition supplies electrical replacement parts for service applications, and RY-731 is built to match the specified relay format for the listed vehicles.

This part fits 17 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModel# DoorsPositionNotes
2011HondaRidgelineN/A
2010HondaRidgelineN/A
2009HondaRidgelineN/A
2008AcuraMDXN/A
2008AcuraTSXN/A4 Way
2008HondaRidgelineN/A
2007AcuraMDXN/A
2007AcuraTSXN/A4 Way
2007HondaAccord2 DoorN/AOmron
2007HondaAccord2 DoorN/A
2007HondaRidgelineN/A
2006AcuraTSXN/A4 Way
2006HondaAccord2 DoorN/A
2006HondaRidgelineN/A
2005AcuraTSXN/A4 Way
2005HondaAccord2 DoorN/A
2004HondaAccordN/AOmron
Directly replaces or cross-references 9 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 20314Standard Ignition — RY-731T Series — RY731T38300SDAA0338300SDCA02AR6236AR6236SBJR78R6236