Standard Ignition RY1936 Windshield Wiper Motor Relay

Wiper Motor Relay for Lexus ES300h and ES350

Standard Ignition RY1936 is a 12-volt wiper motor relay module built for specific Lexus applications. It uses a rectangular female connector with 27 male pin terminals and includes a mounting bracket for secure installation.

Key Features

• 12-volt wiper motor relay module
• Rectangular connector with female housing
• 27 male pin terminals
• Mounting bracket included
• Direct-fit electrical layout for selected Lexus ES models

Detailed Description

Standard Ignition RY1936 is a wiper motor relay designed for 2013-2018 Lexus ES300h and 2013-2018 Lexus ES350 models. This relay module manages wiper motor control through a 27-terminal pin interface, helping maintain proper windshield wiper operation in the vehicle’s electrical system. The RY1936 part number is also referenced under OE-style interchange numbers for the same application.

This part cross-references 8594033170 and AR7440 for the same application.

What This Part Helps Address

• Intermittent or non-functioning windshield wiper operation
• Relay-related loss of wiper motor control
• Electrical connection issues at the wiper relay module
• Faults tied to the vehicle’s wiper control circuit
• Replacement needs for a worn or damaged Lexus ES300h or Lexus ES350 relay

Installation Notes and Tips

Verify connector shape, terminal count, and mounting location before installation. Confirm the vehicle is a 2013-2018 Lexus ES300h or 2013-2018 Lexus ES350, and match the existing relay/module configuration to Standard Ignition RY1936. Because this is an electrical component, inspect the connector terminals and surrounding harness for corrosion, bent pins, or heat damage during replacement.

Quality Assurance

Standard Ignition supplies electrical replacement parts for service applications, and this relay is built to match the specified 12-volt, 27-pin module configuration for the listed Lexus vehicles.