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Standard Ignition RY2040 Main Relay
| Brand | Standard Ignition RY2040 |
|---|---|
| Mounting Bracket Included | No |
| Amperage Rating | 15 a |
| Connector Gender | Female |
| Connector Quantity | 2 |
| Connector Shape | Rectangle |
| Contents | Relay |
| Functions | Accessory relay |
| Terminal Gender | Male |
| Terminal Quantity | 20 |
| Terminal Type | Mini-blade |
| Fits | Lexus and Toyota · 39 vehicles |
OE-style replacement. Relay-only design for electrical service applications.
15-amp rating. Built for accessory relay function in the specified circuit.
Mini-blade terminals. Rectangular connector layout with female connector interface.
Cross-references Standard Ignition RY2040, 8264147050 and AR7529 for the same application. See all 5.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Main Relay Overview
Standard Ignition RY2040 is a main relay for select Toyota and Lexus applications. It is built as a 15-amp relay with a rectangular housing, female connector interface, and mini-blade terminals for electrical system service.
Compatible With Toyota Corolla, Toyota C-HR, Toyota Prius, Toyota Prius AWD-e, Toyota Prius Prime, Lexus UX200, and Lexus UX250h applications across the listed model years. Use RY2040 when replacing a relay that matches the same connector style and terminal layout.
Key Features
- 15-amp relay for accessory relay function
- Rectangular connector shape with two female connectors
- Mini-blade terminal design with 20 male terminals
- Relay-only contents for direct electrical replacement
- Standard Ignition part number RY2040
Detailed Description
This Standard Ignition main relay is specified for a range of Toyota and Lexus hybrid and compact models, including Corolla, Prius, C-HR, Prius Prime, UX200, and UX250h. The RY2040 uses a rectangular connector body, female connector gender, and mini-blade terminals to match the electrical interface required by the application. Its 15-amp rating and accessory relay function make it a practical replacement for the original relay in the vehicle's electrical system.
This part cross-references Monroe Shocks & Struts (e.g., 8264147050, AR7529) for the same application.
What It Is Used For
- Replacing a failed accessory relay
- Restoring intermittent electrical operation
- Addressing relay-related no-function conditions
- Correcting connector or terminal mismatch during service
- Returning the electrical circuit to normal operation
Installation Notes and Tips
Verify the connector shape, terminal count, and amperage rating against the original relay before installation. Confirm the vehicle application and compare the existing relay layout to RY2040 to ensure proper electrical fitment. Standard Ignition RY2040 should be installed only where the connector and terminal configuration match the original part.
Quality Assurance
Standard Ignition supplies electrical replacement parts for service applications, and RY2040 is built to match the specified relay configuration for the listed vehicles.
| Year | Make | Model | Liters | Cylinders | Notes |
|---|---|---|---|---|---|
| 2025 | Toyota | Corolla | 2.0L | L4 | — |
| 2024 | Lexus | UX250h | — | — | — |
| 2024 | Toyota | Corolla | 2.0L | L4 | — |
| 2023 | Lexus | UX250h | — | — | — |
| 2023 | Toyota | Corolla | — | — | — |
| 2022 | Lexus | UX200 | — | — | — |
| 2022 | Lexus | UX250h | — | — | — |
| 2022 | Toyota | C-HR | — | — | — |
| 2022 | Toyota | Corolla | — | — | — |
| 2022 | Toyota | Prius | — | — | — |
| 2022 | Toyota | Prius AWD-e | — | — | — |
| 2022 | Toyota | Prius Prime | — | — | — |
| 2021 | Lexus | UX200 | — | — | — |
| 2021 | Lexus | UX250h | — | — | — |
| 2021 | Toyota | C-HR | — | — | — |
| 2021 | Toyota | Corolla | — | — | — |
| 2021 | Toyota | Prius | — | — | — |
| 2021 | Toyota | Prius AWD-e | — | — | — |
| 2021 | Toyota | Prius Prime | — | — | — |
| 2020 | Lexus | UX200 | — | — | — |
| 2020 | Lexus | UX250h | — | — | — |
| 2020 | Toyota | C-HR | — | — | — |
| 2020 | Toyota | Corolla | — | — | — |
| 2020 | Toyota | Prius | — | — | — |
| 2020 | Toyota | Prius AWD-e | — | — | — |
| 2020 | Toyota | Prius Prime | — | — | — |
| 2019 | Lexus | UX200 | — | — | — |
| 2019 | Lexus | UX250h | — | — | — |
| 2019 | Toyota | C-HR | — | — | — |
| 2019 | Toyota | Corolla | — | — | — |
| 2019 | Toyota | Prius | — | — | — |
| 2019 | Toyota | Prius AWD-e | — | — | — |
| 2019 | Toyota | Prius Prime | — | — | — |
| 2018 | Toyota | C-HR | — | — | — |
| 2018 | Toyota | Prius | — | — | — |
| 2018 | Toyota | Prius Prime | — | — | — |
| 2017 | Toyota | Prius | — | — | — |
| 2017 | Toyota | Prius Prime | — | — | — |
| 2016 | Toyota | Prius | — | — | — |
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