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Standard RY805T Headlight Relay - Rear or Right
| Brand | Standard RY805T |
|---|---|
| Position | Rear and Right |
| Contents | Relay |
| Terminal Gender | Male |
| Terminal Quantity | 4 |
| Terminal Type | Blade |
| Voltage | 12 |
| Fits | Dodge, Hyundai, Kia, Mazda, and Nissan · 236 vehicles |
OE-style relay. 4-terminal blade design with male terminals for direct electrical replacement.
Built for harsh conditions. Composite housing and epoxy protection resist heat, dust, and moisture.
Durable contacts. Aluminum contact construction supports long service life in lighting circuits.
Cross-references Four Seasons 20928, Four Seasons 36207 and Standard Ignition RY-805 for the same application. See all 12.
Headlight Relay Overview
This Standard headlight relay, part number RY805T, is built for a wide range of Mazda, Hyundai, Nissan, Kia, and Dodge applications. It uses a 12-volt, 4-terminal blade design with male terminals for direct electrical replacement in supported vehicles.
Key Features
- 12-volt relay construction for automotive lighting circuits
- 4-terminal blade style with male terminals
- Composite housing helps protect against heat and harsh under-hood conditions
- Aluminum contacts support durability and long service life
- Epoxy sealing helps resist dust, heat, and moisture
- Manufactured in TS16949 and ISO9001 certified facilities
Detailed Description
RY805T is a headlight relay engineered for electrical systems that require dependable switching performance. The relay’s composite housing, aluminum contacts, and epoxy protection are intended to withstand demanding under-hood environments while maintaining consistent operation. This part number, RY805T, is listed across multiple Mazda and Hyundai platforms, including Mazda 3, Mazda CX-5, Hyundai Elantra, and Hyundai Sonata applications.
This part cross-references Standard Ignition (e.g., RY-805) and Four Seasons (e.g., 20928, 36207) for the same application.
What It Is Used For
- Restoring headlight relay function when lighting circuits stop switching correctly
- Addressing intermittent headlight operation caused by relay wear
- Replacing a heat-damaged or moisture-contaminated relay
- Correcting electrical issues tied to worn internal contacts
- Supporting proper headlight circuit control in supported vehicles
Installation Notes and Tips
Verify terminal count, terminal style, and voltage before installation. Confirm the vehicle application by year, make, model, and any notes such as low beam or rectangular relay configuration. For fitment examples, this relay fits 2007-2024 Mazda 3, 2013-2024 Mazda CX-5, 2008-2014 Hyundai Sonata, and 2006-2009 Nissan Frontier. Additional listed applications include Mazda MX-5 Miata, Hyundai Tucson, and Nissan Xterra. Part number RY805T may also be referenced as RY-805.
Quality Assurance
Standard manufactures this relay in TS16949 and ISO9001 certified facilities to support consistent production quality. The composite housing, aluminum contacts, and epoxy protection are specified to improve resistance to heat, dust, and moisture in automotive service.
| Year | Make | Model | Body Type | # Doors | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2025 | Mazda | CX-50 | — | — | — | — | N/A | — |
| 2024 | Mazda | 3 | — | — | 2.5L | L4 | N/A | — |
| 2024 | Mazda | CX-30 | — | — | 2.5L | L4 | N/A | — |
| 2024 | Mazda | CX-5 | — | — | — | — | N/A | — |
| 2024 | Mazda | CX-50 | — | — | — | — | N/A | — |
| 2024 | Mazda | CX-90 | — | — | — | — | N/A | — |
| 2024 | Mazda | MX-5 Miata | — | — | — | — | N/A | — |
| 2023 | Mazda | 3 | — | — | 2.5L | L4 | N/A | — |
| 2023 | Mazda | CX-30 | — | — | 2.5L | L4 | N/A | — |
| 2023 | Mazda | CX-5 | — | — | — | — | N/A | — |
| 2023 | Mazda | CX-50 | — | — | — | — | N/A | — |
| 2023 | Mazda | CX-9 | — | — | — | — | N/A | — |
| 2023 | Mazda | MX-30 EV | — | — | — | — | N/A | — |
| 2023 | Mazda | MX-5 Miata | — | — | — | — | N/A | — |
| 2022 | Mazda | 3 | — | — | — | — | N/A | — |
| 2022 | Mazda | CX-30 | — | — | 2.5L | L4 | N/A | — |
| 2022 | Mazda | CX-5 | — | — | — | — | N/A | — |
| 2022 | Mazda | CX-9 | — | — | — | — | N/A | — |
| 2022 | Mazda | MX-30 EV | — | — | — | — | N/A | — |
| 2022 | Mazda | MX-5 Miata | — | — | — | — | N/A | — |
| 2021 | Mazda | 3 | — | — | — | — | N/A | — |
| 2021 | Mazda | 6 | — | — | — | — | N/A | — |
| 2021 | Mazda | CX-3 | — | — | — | — | N/A | — |
| 2021 | Mazda | CX-30 | — | — | 2.5L | L4 | N/A | — |
| 2021 | Mazda | CX-5 | — | — | — | — | N/A | — |
| 2021 | Mazda | CX-9 | — | — | — | — | N/A | — |
| 2021 | Mazda | MX-5 Miata | — | — | — | — | N/A | — |
| 2020 | Mazda | 3 | — | — | 2.5L | L4 | N/A | — |
| 2020 | Mazda | 6 | — | — | — | — | N/A | — |
| 2020 | Mazda | CX-3 | — | — | — | — | N/A | — |
| 2020 | Mazda | CX-30 | — | — | 2.5L | L4 | N/A | — |
| 2020 | Mazda | CX-5 | — | — | — | — | N/A | — |
| 2020 | Mazda | CX-9 | — | — | — | — | N/A | — |
| 2020 | Mazda | MX-5 Miata | — | — | — | — | N/A | — |
| 2019 | Mazda | 3 | — | — | 2.5L | L4 | N/A | — |
| 2019 | Mazda | 6 | — | — | — | — | N/A | — |
| 2019 | Mazda | CX-3 | — | — | — | — | N/A | — |
| 2019 | Mazda | CX-5 | — | — | — | — | N/A | — |
| 2019 | Mazda | CX-9 | — | — | — | — | N/A | — |
| 2019 | Mazda | MX-5 Miata | — | — | — | — | N/A | — |
| 2018 | Mazda | 3 | — | — | — | — | N/A | — |
| 2018 | Mazda | 6 | — | — | — | — | N/A | — |
| 2018 | Mazda | CX-3 | — | — | — | — | N/A | — |
| 2018 | Mazda | CX-5 | — | — | — | — | N/A | — |
| 2018 | Mazda | CX-9 | — | — | — | — | N/A | — |
| 2018 | Mazda | MX-5 Miata | — | — | — | — | N/A | — |
| 2017 | Mazda | 3 | — | — | — | — | N/A | — |
| 2017 | Mazda | 6 | — | — | — | — | N/A | — |
| 2017 | Mazda | CX-3 | — | — | — | — | N/A | — |
| 2017 | Mazda | CX-5 | — | — | — | — | N/A | — |
| 2017 | Mazda | CX-9 | — | — | — | — | N/A | — |
| 2017 | Mazda | MX-5 Miata | — | — | — | — | N/A | — |
| 2016 | Hyundai | Genesis Coupe | — | — | — | — | N/A | — |
| 2016 | Mazda | 3 | — | — | — | — | N/A | — |
| 2016 | Mazda | 6 | — | — | — | — | N/A | — |
| 2016 | Mazda | CX-3 | — | — | — | — | N/A | — |
| 2016 | Mazda | CX-5 | — | — | — | — | N/A | — |
| 2016 | Mazda | CX-9 | — | — | — | — | N/A | — |
| 2016 | Mazda | MX-5 Miata | — | — | — | — | N/A | — |
| 2015 | Hyundai | Genesis Coupe | — | — | — | — | N/A | — |
| 2015 | Hyundai | Tucson | — | — | — | — | N/A | — |
| 2015 | Mazda | 3 | — | — | — | — | N/A | — |
| 2015 | Mazda | 5 | — | — | — | — | N/A | — |
| 2015 | Mazda | 6 | — | — | — | — | N/A | — |
| 2015 | Mazda | 6 | — | — | 2.5L | L4 | N/A | — |
| 2015 | Mazda | CX-5 | — | — | — | — | N/A | — |
| 2015 | Mazda | CX-9 | — | — | — | — | N/A | — |
| 2015 | Mazda | MX-5 Miata | — | — | — | — | N/A | — |
| 2014 | Hyundai | Elantra | — | — | — | — | N/A | — |
| 2014 | Hyundai | Sonata | — | — | — | — | N/A | — |
| 2014 | Hyundai | Tucson | — | — | — | — | N/A | — |
| 2014 | Mazda | 2 | — | — | 1.5L | L4 | N/A | — |
| 2014 | Mazda | 2 | — | — | — | — | N/A | — |
| 2014 | Mazda | 3 | — | — | — | — | N/A | — |
| 2014 | Mazda | 5 | — | — | — | — | N/A | — |
| 2014 | Mazda | 6 | — | — | — | — | N/A | — |
| 2014 | Mazda | CX-5 | — | — | — | — | N/A | — |
| 2014 | Mazda | CX-9 | — | — | — | — | N/A | — |
| 2014 | Mazda | MX-5 Miata | — | — | — | — | N/A | — |
| 2013 | Hyundai | Elantra | — | — | — | — | N/A | — |
| 2013 | Hyundai | Genesis Coupe | — | — | — | — | N/A | — |
| 2013 | Hyundai | Sonata | — | — | — | — | N/A | — |
| 2013 | Hyundai | Tucson | — | — | — | — | N/A | — |
| 2013 | Mazda | 2 | — | — | 1.5L | L4 | N/A | — |
| 2013 | Mazda | 2 | — | — | — | — | N/A | — |
| 2013 | Mazda | 3 | — | — | — | — | N/A | — |
| 2013 | Mazda | 3 | — | — | 2.0L | L4 | N/A | — |
| 2013 | Mazda | 3 | — | — | 2.3L | L4 | N/A | — |
| 2013 | Mazda | 3 | — | — | 2.5L | L4 | N/A | — |
| 2013 | Mazda | 5 | — | — | — | — | N/A | — |
| 2013 | Mazda | 6 | — | — | — | — | N/A | — |
| 2013 | Mazda | 6 | — | — | 2.5L | L4 | N/A | — |
| 2013 | Mazda | 6 | — | — | 3.7L | V6 | N/A | — |
| 2013 | Mazda | CX-5 | — | — | — | — | N/A | — |
| 2013 | Mazda | CX-9 | — | — | — | — | N/A | — |
| 2013 | Mazda | MX-5 Miata | — | — | — | — | N/A | — |
| 2012 | Hyundai | Elantra | — | — | — | — | N/A | — |
| 2012 | Hyundai | Genesis Coupe | Coupe | — | — | — | N/A | — |
| 2012 | Hyundai | Sonata | — | — | — | — | N/A | — |
| 2012 | Hyundai | Tucson | — | — | — | — | N/A | — |
| 2012 | Hyundai | Veracruz | — | — | — | — | N/A | — |
| 2012 | Mazda | 2 | — | — | — | — | N/A | — |
| 2012 | Mazda | 3 | — | — | — | — | N/A | — |
| 2012 | Mazda | 5 | — | — | — | — | N/A | — |
| 2012 | Mazda | 5 | — | — | 2.5L | L4 | N/A | — |
| 2012 | Mazda | 6 | — | — | — | — | N/A | — |
| 2012 | Mazda | 6 | — | — | 2.5L | L4 | N/A | — |
| 2012 | Mazda | 6 | — | — | 3.7L | V6 | N/A | — |
| 2012 | Mazda | 6 | — | — | — | — | N/A | Low Beam |
| 2012 | Mazda | CX-9 | — | — | — | — | N/A | — |
| 2012 | Mazda | MX-5 Miata | — | — | — | — | N/A | — |
| 2011 | Hyundai | Elantra | — | — | — | — | N/A | — |
| 2011 | Hyundai | Genesis Coupe | Coupe | 2 Door | — | — | N/A | — |
| 2011 | Hyundai | Sonata | — | — | — | — | N/A | — |
| 2011 | Hyundai | Tucson | — | — | — | — | N/A | — |
| 2011 | Hyundai | Veracruz | — | — | — | — | N/A | — |
| 2011 | Mazda | 2 | — | — | 1.5L | L4 | N/A | — |
| 2011 | Mazda | 2 | — | — | — | — | N/A | — |
| 2011 | Mazda | 3 | — | — | 2.3L | L4 | N/A | — |
| 2011 | Mazda | 3 | — | — | 2.5L | L4 | N/A | — |
| 2011 | Mazda | 3 | — | — | 2.0L | L4 | N/A | — |
| 2011 | Mazda | 3 | — | — | — | — | N/A | — |
| 2011 | Mazda | 6 | — | — | — | — | N/A | — |
| 2011 | Mazda | 6 | — | — | 2.5L | L4 | N/A | — |
| 2011 | Mazda | 6 | — | — | 3.7L | V6 | N/A | — |
| 2011 | Mazda | CX-9 | — | — | — | — | N/A | — |
| 2011 | Mazda | CX-9 | — | — | 3.7L | V6 | N/A | — |
| 2011 | Mazda | MX-5 Miata | — | — | — | — | N/A | — |
| 2011 | Mazda | RX-8 | — | — | — | — | N/A | — |
| 2010 | Dodge | Atos | — | — | 1.1L | L4 | N/A | — |
| 2010 | Hyundai | Accent | — | — | — | — | N/A | — |
| 2010 | Hyundai | Elantra | — | — | — | — | N/A | — |
| 2010 | Hyundai | Genesis | Sedan | — | — | — | N/A | — |
| 2010 | Hyundai | Genesis Coupe | Coupe | — | — | — | N/A | — |
| 2010 | Hyundai | Sonata | — | — | — | — | N/A | — |
| 2010 | Hyundai | Tucson | — | — | — | — | N/A | — |
| 2010 | Hyundai | Veracruz | — | — | — | — | Right | — |
| 2010 | Mazda | 3 | — | — | 2.0L | L4 | N/A | — |
| 2010 | Mazda | 3 | — | — | 2.3L | L4 | N/A | — |
| 2010 | Mazda | 3 | — | — | 2.5L | L4 | N/A | — |
| 2010 | Mazda | 3 | — | — | — | — | N/A | — |
| 2010 | Mazda | 5 | — | — | 2.3L | L4 | N/A | — |
| 2010 | Mazda | 5 | — | — | — | — | N/A | — |
| 2010 | Mazda | 6 | — | — | 3.7L | V6 | N/A | — |
| 2010 | Mazda | 6 | — | — | 2.5L | L4 | N/A | — |
| 2010 | Mazda | 6 | — | — | — | — | N/A | — |
| 2010 | Mazda | CX-9 | — | — | — | — | N/A | — |
| 2010 | Mazda | CX-9 | — | — | 3.7L | V6 | N/A | — |
| 2010 | Mazda | MX-5 Miata | — | — | — | — | N/A | — |
| 2010 | Mazda | RX-8 | — | — | — | — | N/A | — |
| 2009 | Dodge | Atos | — | — | 1.1L | L4 | N/A | — |
| 2009 | Hyundai | Accent | — | — | — | — | N/A | — |
| 2009 | Hyundai | Elantra | — | — | — | — | N/A | — |
| 2009 | Hyundai | Genesis | Sedan | — | — | — | N/A | — |
| 2009 | Hyundai | Sonata | — | — | — | — | N/A | — |
| 2009 | Hyundai | Veracruz | — | — | — | — | N/A | — |
| 2009 | Mazda | 3 | — | — | — | — | N/A | — |
| 2009 | Mazda | 5 | — | — | 2.3L | L4 | N/A | — |
| 2009 | Mazda | 5 | — | — | — | — | N/A | — |
| 2009 | Mazda | 6 | — | — | 3.7L | V6 | N/A | OE No. UM46-67-730 |
| 2009 | Mazda | 6 | — | — | 2.5L | L4 | N/A | OE No. UM46-67-730 |
| 2009 | Mazda | 6 | — | — | — | — | N/A | — |
| 2009 | Mazda | CX-9 | — | — | — | — | N/A | — |
| 2009 | Mazda | CX-9 | — | — | 3.7L | V6 | N/A | — |
| 2009 | Mazda | MX-5 Miata | — | — | — | — | N/A | — |
| 2009 | Mazda | RX-8 | — | — | — | — | N/A | — |
| 2009 | Nissan | Armada | — | — | — | — | N/A | — |
| 2009 | Nissan | Frontier | — | — | — | — | N/A | — |
| 2009 | Nissan | Pathfinder | — | — | — | — | N/A | — |
| 2009 | Nissan | TITAN | — | — | — | — | N/A | — |
| 2009 | Nissan | Xterra | — | — | — | — | N/A | — |
| 2008 | Dodge | Atos | — | — | 1.1L | L4 | N/A | — |
| 2008 | Hyundai | Accent | — | — | — | — | N/A | — |
| 2008 | Hyundai | Elantra | — | — | — | — | N/A | — |
| 2008 | Hyundai | Sonata | — | — | — | — | N/A | — |
| 2008 | Hyundai | Tiburon | — | — | — | — | N/A | — |
| 2008 | Hyundai | Veracruz | — | — | — | — | N/A | — |
| 2008 | Mazda | 3 | — | — | — | — | N/A | 4 Term. |
| 2008 | Mazda | 3 | — | — | — | — | N/A | — |
| 2008 | Mazda | 5 | — | — | 2.3L | L4 | N/A | — |
| 2008 | Mazda | 5 | — | — | — | — | N/A | — |
| 2008 | Mazda | 6 | — | — | — | — | N/A | — |
| 2008 | Mazda | CX-9 | — | — | 3.7L | V6 | N/A | — |
| 2008 | Mazda | CX-9 | — | — | — | — | N/A | — |
| 2008 | Mazda | RX-8 | — | — | — | — | N/A | — |
| 2008 | Nissan | Armada | — | — | — | — | N/A | — |
| 2008 | Nissan | Frontier | — | — | — | — | N/A | — |
| 2008 | Nissan | Pathfinder | — | — | — | — | N/A | — |
| 2008 | Nissan | TITAN | — | — | — | — | N/A | — |
| 2008 | Nissan | Xterra | — | — | — | — | N/A | — |
| 2007 | Dodge | Atos | — | — | 1.1L | L4 | N/A | — |
| 2007 | Hyundai | Elantra | — | — | — | — | Rear | — |
| 2007 | Hyundai | Tiburon | — | — | — | — | N/A | — |
| 2007 | Kia | Rio | — | — | — | — | N/A | — |
| 2007 | Mazda | 3 | — | — | — | — | N/A | Rectangular Relay; 4 Term. |
| 2007 | Mazda | 3 | — | — | — | — | N/A | — |
| 2007 | Mazda | 5 | — | — | — | — | N/A | — |
| 2007 | Mazda | CX-9 | — | — | — | — | N/A | — |
| 2007 | Mazda | RX-8 | — | — | — | — | N/A | — |
| 2007 | Nissan | Armada | — | — | — | — | N/A | — |
| 2007 | Nissan | Frontier | — | — | — | — | N/A | — |
| 2007 | Nissan | Pathfinder | — | — | — | — | N/A | — |
| 2007 | Nissan | TITAN | — | — | — | — | N/A | — |
| 2007 | Nissan | Xterra | — | — | — | — | N/A | — |
| 2006 | Dodge | Atos | — | — | 1.1L | L4 | N/A | — |
| 2006 | Hyundai | Elantra | — | — | — | — | N/A | — |
| 2006 | Hyundai | Santa Fe | — | — | — | — | N/A | — |
| 2006 | Hyundai | Tiburon | — | — | — | — | N/A | — |
| 2006 | Kia | Rio | — | — | — | — | N/A | — |
| 2006 | Mazda | 5 | — | — | — | — | N/A | — |
| 2006 | Mazda | RX-8 | — | — | — | — | N/A | — |
| 2006 | Nissan | Armada | — | — | — | — | N/A | — |
| 2006 | Nissan | Frontier | — | — | — | — | N/A | — |
| 2006 | Nissan | Pathfinder | — | — | — | — | N/A | — |
| 2006 | Nissan | TITAN | — | — | — | — | N/A | — |
| 2006 | Nissan | Xterra | — | — | — | — | N/A | — |
| 2005 | Dodge | Atos | — | — | 1.1L | L4 | N/A | — |
| 2005 | Hyundai | Elantra | — | — | — | — | N/A | — |
| 2005 | Hyundai | Santa Fe | — | — | — | — | N/A | — |
| 2005 | Hyundai | Tiburon | — | — | — | — | N/A | — |
| 2005 | Mazda | RX-8 | — | — | — | — | N/A | — |
| 2005 | Nissan | Armada | — | — | — | — | N/A | — |
| 2004 | Dodge | Atos | — | — | 1.0L | L4 | N/A | — |
| 2004 | Hyundai | Elantra | — | — | — | — | N/A | — |
| 2004 | Hyundai | Santa Fe | — | — | — | — | N/A | — |
| 2004 | Hyundai | Tiburon | — | — | — | — | N/A | — |
| 2004 | Mazda | RX-8 | — | — | — | — | N/A | — |
| 2003 | Dodge | Atos | — | — | 1.0L | L4 | N/A | — |
| 2003 | Hyundai | Elantra | — | — | — | — | N/A | — |
| 2003 | Hyundai | Tiburon | — | — | — | — | N/A | — |
| 2002 | Dodge | Atos | — | — | 1.0L | L4 | N/A | — |
| 2002 | Hyundai | Elantra | — | — | — | — | N/A | — |
| 2001 | Dodge | Atos | — | — | 1.0L | L4 | N/A | — |
| 2001 | Hyundai | Elantra | — | — | — | — | N/A | — |
| 2001 | Hyundai | Tiburon | — | — | — | — | N/A | — |
| 1985 | Mazda | GLC | — | — | — | — | N/A | — |
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