Standard Ignition RY1911 Heated Seat Relay

Heated Seat Relay for Lexus and Toyota

Standard Ignition RY1911 is a 12-volt heated seat relay built with a rectangular female connector and 8 blade terminals for direct electrical control in the seat heating circuit. It is used in a range of Lexus and Toyota applications, including Lexus IS250, IS350, RX350, RX450h, GX470, ES350, GS350, and Toyota Highlander models.

• 12-volt relay for heated seat circuit operation
• Rectangular connector shape with 2 female connectors
• 8 male blade terminals for vehicle-side electrical connection
• Mounting bracket not included
• Direct replacement style for select Lexus and Toyota heated seat systems

Detailed Product Overview

Standard Ignition RY1911 is a heated seat relay designed for vehicles that use an 8-terminal blade-style relay in the seat heater control circuit. The relay format, connector gender, and terminal layout are important for proper electrical interface, especially in Lexus and Toyota platforms where heated seat operation depends on accurate relay switching. This part number, RY1911, is listed for multiple Lexus and Toyota models across the 2003-2015 model years, including Lexus IS250, IS350, LX570, RX350, RX450h, ES350, GS350, GX470, and Toyota Highlander applications.

This part cross-references AR7415 and R7414 for the same application.

What It Helps Fix

• Inoperative heated seats
• Intermittent seat heater operation
• No power delivery to the seat heating circuit
• Relay-related heating system faults
• Electrical switching issues in the heated seat circuit

Installation Notes and Tips

Verify connector shape, terminal count, and voltage before installation. Match the vehicle’s original relay configuration to the 2-connector, 8-blade-terminal design used by this part. Confirm fitment by year, make, and model before replacing the relay, and inspect related wiring, fuse protection, and seat heater components if the original relay failed from an electrical fault.

Quality Assurance

Standard Ignition supplies electrical replacement parts for OE-style service applications. RY1911 is built for the specified 12-volt heated seat relay function and listed vehicle fitments.