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Standard Ignition RY-627 Headlight Dimmer Switch RelayOE Quality 60-Day Returns
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Part #: RY-627

Standard Ignition RY-627 Headlight Dimmer Switch Relay

⚙️ 337 vehicles fit this part
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🚗Fitment: Toyota, Lexus, Chevrolet, and Geo, Camry, Avalon, GS350, Highlander, Land Cruiser, GS300, GS430, Prius, Tacoma, LX470, RX300, Solara, Tundra, Prizm, IS300, 4Runner, Sienna, ES300, GS400, LS400, SC300, SC400, Celica, RAV4, Corolla, Paseo, Tercel, Supra, LX450, Previa, T100, Pickup, Cressida, and MR2
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Reliable Headlight Dimmer Switch Relay for Select Vehicles

The Standard Ignition RY-627 headlight dimmer switch relay is designed to restore proper headlight function in various Chevrolet, Geo, Lexus, and Toyota models. This relay ensures consistent dimming and switching performance for your vehicle's lighting system.

  • Compatible with Chevrolet, Geo, Lexus, and Toyota vehicles
  • Direct replacement for headlight dimmer switch relay
  • Part number RY-627 for precise fitment
  • Ensures reliable headlight dimming and switching operation
  • Durable construction for long-lasting performance

Product Details and Vehicle Compatibility

The Standard Ignition RY-627 headlight dimmer switch relay is engineered to meet or exceed OEM specifications. It is compatible with a wide range of models including Toyota 4Runner, Avalon, Camry, Celica, Corolla, Cressida, Highlander, Land Cruiser, MR2, Paseo, Pickup, Previa, Prius, Prizm, RAV4, RX300, SC300, SC400, Sienna, Solara, Supra, T100, Tacoma, Tercel, and Tundra. Additionally, it fits Lexus ES300, GS300, GS350, GS400, GS430, IS300, LS400, LX450, and LX470, as well as select Chevrolet and Geo models. This relay is designed to replace the headlight dimmer switch relay, restoring proper electrical function to your vehicle's lighting system.

Common Applications and Issues Resolved

  • Restores headlight dimming functionality when headlights fail to switch between high and low beams
  • Eliminates flickering or intermittent headlight operation
  • Resolves electrical relay failures causing headlight malfunctions
  • Addresses issues with headlight dimmer switch relay in Toyota Camry and Lexus GS series
  • Improves lighting system reliability in Toyota Tacoma and 4Runner models

Installation Notes and Tips

  • Ensure vehicle ignition is off before beginning installation
  • Locate the existing headlight dimmer switch relay in the fuse box or relay panel
  • Remove the faulty relay by pulling it straight out
  • Install the Standard Ignition RY-627 relay by firmly pressing it into the socket
  • Test headlight operation after installation to confirm proper function

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet strict quality standards, ensuring reliable performance and durability. The RY-627 headlight dimmer switch relay undergoes rigorous testing to comply with OEM requirements. While specific warranty details may vary, Standard Ignition typically offers a limited warranty against defects in materials and workmanship. Consult product documentation or your parts provider for exact warranty terms.

BrandStandard Ignition
Part NumberRY-627
Amperage Rating20 A
Connector GenderFemale
Connector ShapeSquare
ContentsRelay
Continuous DutyNo
FunctionsDaytime Running Lamp Relay
Mounting Bracket(s) IncludedNo
Terminal GenderMale
Terminal TypeBlade
Voltage12

This part fits 337 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
2017ToyotaCamryN/A
2016ToyotaCamryN/A
2015ToyotaCamryN/A
2013ToyotaCamryN/A
2012ToyotaCamryN/A
2011ToyotaCamryN/A
2010ToyotaAvalonN/A
2010ToyotaCamryN/A
2009ToyotaAvalonN/A
2009ToyotaCamryN/A
2008LexusGS350N/A
2008ToyotaAvalonN/A
2008ToyotaCamryN/A
2007LexusGS350N/A
2007ToyotaAvalonN/A
2007ToyotaCamryN/A
2007ToyotaHighlanderN/A
2007ToyotaLand CruiserN/ANo. 4; No. 2
2006LexusGS300N/A
2006ToyotaAvalonN/A
2006ToyotaCamryN/A
2006ToyotaHighlanderN/A
2006ToyotaLand CruiserN/ANo. 4; No. 2
2005LexusGS300N/A
2005LexusGS430N/ARelay Only
2005ToyotaAvalonN/A
2005ToyotaHighlanderN/A
2005ToyotaLand CruiserN/ANo. 4; No. 2
2004LexusGS300N/A
2004LexusGS430N/ARelay Only
2004ToyotaAvalonN/A
2004ToyotaHighlanderN/A
2004ToyotaLand CruiserN/ANo. 4; No. 2
2004ToyotaPriusN/A
2004ToyotaTacomaN/A
2003LexusGS300N/A
2003LexusGS430N/ARelay Only
2003LexusLX470N/A
2003LexusRX300N/A
2003LexusRX300N/ANo. 1
2003ToyotaAvalonN/A
2003ToyotaHighlanderN/A4 Term.
2003ToyotaHighlanderN/A
2003ToyotaPriusN/A
2003ToyotaSolaraN/A
2003ToyotaTacomaN/A
2003ToyotaTundraN/A
2002ChevroletPrizmN/A
2002LexusGS300N/A
2002LexusGS430N/ARelay Only
2002LexusIS300N/A
2002LexusLX470N/A
2002LexusRX300N/A
2002LexusRX300N/ANo. 1
2002Toyota4RunnerN/ANo. 1
2002Toyota4RunnerN/A
2002ToyotaAvalonN/A
2002ToyotaHighlanderN/A4 Term.
2002ToyotaHighlanderN/A
2002ToyotaLand CruiserN/A
2002ToyotaPriusN/A
2002ToyotaSiennaN/A
2002ToyotaSolaraN/A
2002ToyotaTacomaN/A
2002ToyotaTundraN/A
2001ChevroletPrizmN/A
2001LexusGS300N/A
2001LexusGS430N/ARelay Only
2001LexusIS300N/A
2001LexusLX470N/A
2001LexusRX300N/A
2001LexusRX300N/ANo. 1
2001Toyota4RunnerN/A
2001Toyota4RunnerN/ANo. 1
2001ToyotaAvalonN/A4 Term.
2001ToyotaAvalonN/A
2001ToyotaCamryN/A
2001ToyotaHighlanderN/A4 Term.
2001ToyotaHighlanderN/A
2001ToyotaLand CruiserN/A
2001ToyotaPriusN/A
2001ToyotaSolaraN/A
2001ToyotaTacomaN/A
2001ToyotaTundraN/A
2000ChevroletPrizmN/A
2000LexusES300N/A
2000LexusGS300N/A
2000LexusGS400N/A
2000LexusLS400N/A
2000LexusLX470N/A
2000LexusRX300N/A
2000LexusSC300N/A
2000LexusSC400N/A
2000Toyota4RunnerN/A
2000Toyota4RunnerN/ANo. 1
2000ToyotaAvalonN/A4 Term.
2000ToyotaAvalonN/A
2000ToyotaCamryN/A
2000ToyotaCelicaN/A
2000ToyotaLand CruiserN/A
2000ToyotaRAV4N/ANo. 2; 4 Term.
2000ToyotaRAV4N/A
2000ToyotaTacomaN/A
2000ToyotaTundraN/A
1999ChevroletPrizmN/A
1999LexusES300N/A
1999LexusGS300N/A
1999LexusGS400N/A
1999LexusLS400N/A
1999LexusLX470N/A
1999LexusRX300N/A
1999LexusSC300N/A
1999LexusSC400N/A
1999Toyota4RunnerN/A
1999Toyota4RunnerN/ANo. 1
1999ToyotaAvalonN/A4 Term.
1999ToyotaAvalonN/A
1999ToyotaCamryN/A
1999ToyotaCelicaN/ANo. 3
1999ToyotaCelicaN/A
1999ToyotaCorollaN/A
1999ToyotaLand CruiserN/A
1999ToyotaPaseoN/A
1999ToyotaRAV4N/ANo. 2; 4 Term.
1999ToyotaRAV4N/A
1999ToyotaSolaraN/A
1999ToyotaTacomaN/A
1999ToyotaTercelN/A
1998ChevroletPrizmN/A
1998LexusES300N/A
1998LexusGS300N/A
1998LexusGS400N/A
1998LexusLS400N/A
1998LexusLX470N/A
1998LexusSC300N/A
1998LexusSC400N/A
1998Toyota4RunnerN/ANo. 1
1998Toyota4RunnerN/A
1998ToyotaAvalonN/A
1998ToyotaCamryN/A
1998ToyotaCelicaN/ANo. 3
1998ToyotaCelicaN/A
1998ToyotaCorollaN/A
1998ToyotaLand CruiserN/A
1998ToyotaPaseoN/A
1998ToyotaRAV4N/ANo. 2; 4 Term.
1998ToyotaRAV4N/A
1998ToyotaSupraN/A
1998ToyotaTacomaN/A
1998ToyotaTercelN/A
1997GeoPrizmN/A
1997LexusES300N/A
1997LexusGS300N/A
1997LexusLS400N/A
1997LexusLX450N/A
1997LexusSC300N/A
1997LexusSC400N/A
1997Toyota4RunnerN/A
1997Toyota4RunnerN/ANo. 1
1997ToyotaAvalonN/A
1997ToyotaAvalonN/ANo. 3; No. 2
1997ToyotaCamryN/A
1997ToyotaCelicaN/ANo. 3
1997ToyotaCelicaN/A
1997ToyotaCorollaN/A
1997ToyotaLand CruiserN/A
1997ToyotaPaseoN/A
1997ToyotaPreviaN/A
1997ToyotaRAV4N/ANo. 2; 4 Term.
1997ToyotaRAV4N/A
1997ToyotaSupraN/A
1997ToyotaTacomaN/A
1997ToyotaTercelN/A
1996GeoPrizmN/AIn Engine Compartment
1996GeoPrizmN/A
1996LexusES300N/A
1996LexusGS300N/A
1996LexusLS400N/A
1996LexusLX450N/A
1996LexusSC300N/A
1996LexusSC400N/A
1996Toyota4RunnerN/A
1996Toyota4RunnerN/ANo. 1
1996ToyotaAvalonN/A
1996ToyotaCamryN/A
1996ToyotaCamryN/ANo. 4
1996ToyotaCelicaN/A
1996ToyotaCorollaN/A
1996ToyotaLand CruiserN/A
1996ToyotaPaseoN/A
1996ToyotaPreviaN/A
1996ToyotaRAV4N/A
1996ToyotaSupraN/A
1996ToyotaT100N/A
1996ToyotaTacomaN/A
1996ToyotaTercelN/A
1995GeoPrizmN/A
1995LexusES300N/ANo. 4
1995LexusGS300N/A
1995LexusLS400N/A
1995LexusSC300N/A
1995LexusSC400N/A
1995Toyota4RunnerN/A
1995Toyota4RunnerN/ANo. 2
1995ToyotaAvalonN/A4 Term.
1995ToyotaAvalonN/A
1995ToyotaCamryN/ANo. 4
1995ToyotaCamryN/A
1995ToyotaCelicaN/A
1995ToyotaCorollaN/A
1995ToyotaLand CruiserN/A
1995ToyotaPaseoN/A
1995ToyotaPickupN/A
1995ToyotaPreviaN/A
1995ToyotaSupraN/A
1995ToyotaT100N/A
1995ToyotaTacomaN/A
1995ToyotaTercelN/A
1994GeoPrizmN/A
1994LexusES300N/ANo. 4
1994LexusGS300N/A
1994LexusLS400N/A
1994LexusSC300N/A
1994LexusSC400N/A
1994Toyota4RunnerN/A
1994Toyota4RunnerN/ANo. 2
1994ToyotaCamryN/A
1994ToyotaCelicaN/A
1994ToyotaCorollaN/A
1994ToyotaLand CruiserN/A
1994ToyotaPaseoN/A
1994ToyotaPickupN/A
1994ToyotaPreviaN/A
1994ToyotaSupraN/A
1994ToyotaT100N/A
1994ToyotaTercelN/A
1993GeoPrizmN/A
1993LexusES300N/ANo. 4
1993LexusGS300N/A
1993LexusSC300N/A
1993LexusSC400N/A
1993Toyota4RunnerN/A
1993Toyota4RunnerN/ANo. 2
1993ToyotaCamryN/A
1993ToyotaCelicaN/A
1993ToyotaCorollaN/A
1993ToyotaLand CruiserN/A
1993ToyotaPaseoN/A
1993ToyotaPickupN/A
1993ToyotaPreviaN/A
1993ToyotaSupraN/A
1993ToyotaT100N/A
1993ToyotaTercelN/A
1992GeoPrizmN/A
1992LexusES300N/ANo. 4
1992LexusSC300N/A
1992LexusSC400N/A
1992Toyota4RunnerN/A
1992Toyota4RunnerN/ANo. 2
1992ToyotaCamryN/A
1992ToyotaCelicaN/A
1992ToyotaCorollaN/A
1992ToyotaCressidaN/A
1992ToyotaLand CruiserN/A
1992ToyotaPaseoN/A
1992ToyotaPickupN/A
1992ToyotaPreviaN/A
1992ToyotaSupraN/A
1992ToyotaTercelN/A
1991GeoPrizmN/A
1991Toyota4RunnerN/A
1991ToyotaCamryN/A
1991ToyotaCelicaN/A
1991ToyotaCorollaN/A
1991ToyotaCressidaN/A
1991ToyotaLand CruiserN/A
1991ToyotaPickupN/A
1991ToyotaPreviaN/A
1991ToyotaSupraN/A
1991ToyotaTercelN/A
1990GeoPrizmN/A
1990Toyota4RunnerN/A
1990ToyotaCamryN/A
1990ToyotaCelicaN/A
1990ToyotaCorollaN/A
1990ToyotaCressidaN/A
1990ToyotaLand CruiserN/A
1990ToyotaPickupN/A
1990ToyotaSupraN/A
1990ToyotaTercelN/A
1989GeoPrizmN/A
1989Toyota4RunnerN/A
1989ToyotaCamryN/A
1989ToyotaCelicaN/A
1989ToyotaCorollaN/A
1989ToyotaCressidaN/A
1989ToyotaLand CruiserN/A
1989ToyotaMR2N/ASquare shape engine crankcase breather element.
1989ToyotaMR2N/A
1989ToyotaPickupN/A
1989ToyotaSupraN/A
1989ToyotaTercelN/A
1988Toyota4RunnerN/A
1988ToyotaCamryN/A
1988ToyotaCelicaN/A
1988ToyotaCorollaN/A
1988ToyotaCorollaN/A4 Term.
1988ToyotaCressidaN/A
1988ToyotaLand CruiserN/A
1988ToyotaMR2N/ASquare shape engine crankcase breather element.
1988ToyotaMR2N/A
1988ToyotaPickupN/A
1988ToyotaSupraN/A
1988ToyotaTercelN/A
1987Toyota4RunnerN/A
1987ToyotaCamryN/A
1987ToyotaCelicaN/A
1987ToyotaCorollaN/A
1987ToyotaCressidaN/A
1987ToyotaLand CruiserN/A
1987ToyotaMR2N/A
1987ToyotaPickupN/A
1987ToyotaSupraN/A
1987ToyotaTercelN/A
1986ToyotaCelicaN/A
1986ToyotaCressidaN/A
1986ToyotaLand CruiserN/A
1986ToyotaMR2N/A
1986ToyotaPickupN/A
1986ToyotaSupraN/A
1986ToyotaTercelN/A
1985ToyotaCelicaSupraN/A
1985ToyotaCressidaN/A
1985ToyotaLand CruiserN/A
1985ToyotaMR2N/A
1985ToyotaPickupN/A
1985ToyotaTercelN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

05670069121R137320004203-014025-013556-182389057700909870200694847865AR198AR580JR35R3137RAA1254

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.