Standard Ignition RY-1570 Headlight Washer Relay

Brand Standard Ignition RY-1570
Connector Gender Female
Continuous Duty No
Functions Relay
Mounting Bracket(s) Included Yes
Terminal Gender Male
Terminal Type Blade Terminals
Voltage 12
Fits Lexus · 13 vehicles

Relay function. Controls the circuit with a 12-volt, 6-terminal blade design.

Female connector. Uses male blade terminals for a straightforward electrical connection.

Mounting bracket included. Helps simplify installation and secure placement.

Cross-references Gates 20814, Standard Ignition RY-1570 and 8594224010 for the same application. See all 5.

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Headlight Washer Relay for Lexus Applications

Standard Ignition RY-1570 is a 12-volt headlight washer relay built with a 6-blade terminal layout, female connector gender, and a male terminal interface. It includes a mounting bracket for secure installation and is listed for Lexus SC430 and Lexus IS300 applications.

Key Features

  • 12-volt relay for headlight washer circuit control
  • 6 terminal blade design for direct electrical connection
  • Female connector gender with male terminals
  • Mounting bracket included for stable placement
  • Standard Ignition RY-1570 replacement part

Detailed Product Overview

This headlight washer relay is used to switch power in the washer system circuit, helping control operation of the headlight washer function on select Lexus vehicles. Standard Ignition RY-1570 is a direct-fit electrical relay for 2002-2009 Lexus SC430 and 2001-2005 Lexus IS300 models, making it a focused replacement for owners searching for a Lexus SC430 headlight washer relay or Lexus IS300 washer relay by part number.

This part cross-references Gates 20814 for the same application.

What This Relay Helps Address

  • Headlight washer system not activating
  • Intermittent relay switching in the washer circuit
  • Electrical control issues in the headlight washer function
  • Replacement needs for a worn or failed relay on Lexus SC430 and Lexus IS300

Installation Notes and Tips

Verify connector style, terminal count, and voltage before installation. Match the relay to the vehicle’s original mounting location and confirm the blade terminals seat fully in the connector. For fitment-based searches, this part fits 2002-2009 Lexus SC430 and 2001-2005 Lexus IS300, with no position-specific designation listed.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for electrical replacement parts. RY-1570 is built to meet the specified relay configuration for the listed Lexus applications.

This part fits 13 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2009LexusSC430N/A—
2008LexusSC430N/A—
2007LexusSC430N/A—
2006LexusSC430N/A—
2005LexusIS300N/A—
2005LexusSC430N/A—
2004LexusIS300N/A—
2004LexusSC430N/A—
2003LexusIS300N/A—
2003LexusSC430N/A—
2002LexusIS300N/A—
2002LexusSC430N/A—
2001LexusIS300N/A—
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Gates — 20814Standard Ignition — RY-15708594224010AR7076R7075