HomeElectrical, Lighting and Body > RelaysStandard Ignition RY-902 Daytime Running Light Relay
Part #: RY-902

Standard Ignition RY-902 Daytime Running Light Relay

⚙️ 40 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Audi, Volkswagen, and Porsche, A6 Quattro, TT, TT Quattro, Passat, Boxster, and 928
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Reliable Daytime Running Light Relay for Audi, Porsche, and Volkswagen

The Standard Ignition RY-902 Daytime Running Light Relay is designed to provide consistent electrical performance for select Audi, Porsche, and Volkswagen models. Engineered to meet OEM specifications, this relay supports your vehicle's fog lamp and daytime running light systems with a 40 amp rating and durable blade terminals.

Key Features of the Standard Ignition RY-902 Relay

  • 40 amp amperage rating suitable for daytime running light and fog lamp circuits
  • 12-volt operation compatible with standard automotive electrical systems
  • Four male blade terminals for secure and reliable connections
  • Square connector shape without included connectors or mounting hardware
  • Compatible with Audi 928, Porsche Boxster, Volkswagen Passat, TT, TT Quattro, and Audi A6 Quattro

Detailed Product Description

The Standard Ignition RY-902 relay is a critical component for maintaining proper function of daytime running lights and fog lamps in various Audi, Porsche, and Volkswagen vehicles. This relay operates at 12 volts and supports up to 40 amps, ensuring it can handle the electrical load required by these lighting systems. Featuring four male blade terminals and a square connector shape, the relay is designed for straightforward integration into the vehicle's existing wiring harness. Note that this relay does not include mounting hardware or connectors, so installation will require use of existing vehicle components.

Common Applications and Issues Addressed

  • Restores proper operation of daytime running lights on Audi A6 Quattro and Volkswagen Passat
  • Resolves intermittent fog lamp failures in Porsche Boxster and Audi 928 models
  • Replaces faulty relays causing lighting system malfunctions in Volkswagen TT and TT Quattro
  • Supports electrical system stability for lighting circuits in compatible vehicles

Installation Notes and Tips

  • Ensure vehicle ignition is off before beginning installation to prevent electrical shorts
  • Use existing mounting points as this relay does not include mounting brackets or hardware
  • Verify connector compatibility; this relay does not come with connectors and uses a square connector shape
  • Check terminal orientation and secure blade terminals firmly for reliable contact

Quality Assurance and Warranty Information

Standard Ignition manufactures the RY-902 relay to meet or exceed OEM standards for electrical components. While mounting hardware and connectors are not included, the relay itself is built for durability and consistent performance. Please consult the product documentation or manufacturer for specific warranty details related to this relay.

BrandStandard Ignition
Part NumberRY-902
Connector ShapeSquare
FunctionsFog Lamp Relay
Mounting Bracket(s) IncludedNo
Terminal GenderMale
Terminal TypeBlade
Voltage12

This part fits 40 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2007AudiA6 Quattro4.2LV8N/A
2006AudiTTN/A
2006AudiTTN/Aw/ Daytime Running Lights
2006AudiTT QuattroN/Aw/ Daytime Running Lights
2006AudiTT QuattroN/A
2005AudiTTN/Aw/ Daytime Running Lights
2005AudiTTN/A
2005AudiTT QuattroN/A
2005AudiTT QuattroN/Aw/ Daytime Running Lights
2005VolkswagenPassatN/A
2004AudiTTN/A
2004AudiTTN/Aw/ Daytime Running Lights
2004AudiTT QuattroN/A
2004AudiTT QuattroN/Aw/ Daytime Running Lights
2004VolkswagenPassatN/A
2003AudiTTN/A
2003AudiTTN/Aw/ Daytime Running Lights
2003AudiTT QuattroN/Aw/ Daytime Running Lights
2003AudiTT QuattroN/A
2003VolkswagenPassatN/A
2002AudiTTN/A
2002AudiTTN/Aw/ Daytime Running Lights
2002AudiTT QuattroN/A
2002AudiTT QuattroN/Aw/ Daytime Running Lights
2002VolkswagenPassatN/A
2001AudiTTN/Aw/ Daytime Running Lights
2001AudiTTN/A
2001AudiTT QuattroN/Aw/ Daytime Running Lights
2001AudiTT QuattroN/A
2001VolkswagenPassatN/A
2000AudiTTN/A
2000AudiTTN/Aw/ Daytime Running Lights
2000VolkswagenPassatN/A
1999VolkswagenPassatN/A
1998PorscheBoxsterN/A
1998VolkswagenPassatN/A
1997PorscheBoxsterN/A
1995Porsche928N/A
1994Porsche928N/A
1993Porsche928N/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:

1R16072029025-0500431951253G56-2016AR6407R6407RAA2358V15-71-1029

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