HomeElectrical, Lighting and Body > RelaysStandard Ignition RY-904 Computer Control Relay
Part #: RY-904

Standard Ignition RY-904 Computer Control Relay

⚙️ 13 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Volkswagen, Beetle, Jetta, Jetta City, and Passat
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Reliable Computer Control Relay for Volkswagen Vehicles

The Standard Ignition RY-904 computer control relay is designed to provide dependable electrical performance for select Volkswagen models. Engineered with a square connector shape and five male blade terminals, this 12-volt relay ensures precise control in your vehicle's electrical system.

  • Connector Shape: Square for secure fitment
  • Terminal Type: 5 male blade terminals
  • Voltage: 12 volts suitable for Volkswagen electrical systems
  • Continuous Duty: No, designed for intermittent relay functions
  • Part Number: RY-904 for accurate identification

Product Details and Specifications

The Standard Ignition RY-904 relay operates as a computer control relay, facilitating the switching of electrical circuits within Volkswagen vehicles such as the Beetle, Jetta, Jetta City, and Passat. Its five blade terminals provide reliable connectivity, while the square connector shape ensures compatibility with factory wiring harnesses. This relay is not rated for continuous duty, making it suitable for intermittent control applications within the vehicle's electrical system. The 12-volt rating matches the standard automotive electrical system voltage, ensuring proper operation without risk of damage.

Compatible Volkswagen Models and Applications

This relay is compatible with multiple Volkswagen models, including:

  • Volkswagen Beetle
  • Volkswagen Jetta
  • Volkswagen Jetta City
  • Volkswagen Passat

It is commonly used in electrical, lighting, and body control systems where computer-controlled relay functions are required.

Common Issues Addressed by the RY-904 Relay

  • Intermittent electrical component failures due to faulty relay switching
  • Non-functioning lighting or body control circuits
  • Electrical system malfunctions related to relay control
  • Replacement of worn or damaged computer control relays in Volkswagen vehicles

Installation Notes and Tips

When installing the Standard Ignition RY-904 relay, ensure the square connector aligns properly with the vehicle’s wiring harness. Verify that all five male blade terminals are securely connected to prevent electrical faults. This relay is designed for 12-volt systems and should be installed in the appropriate relay socket specified for your Volkswagen model. Avoid continuous duty applications as this relay is not rated for such use.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance for Volkswagen vehicles. While specific warranty details for the RY-904 relay are not provided here, Standard Ignition typically offers coverage against manufacturing defects. For warranty information, refer to the product packaging or contact the manufacturer directly.

BrandStandard Ignition
Part NumberRY-904
Connector ShapeSquare
ContentsRelay
Continuous DutyNo
FunctionsRelay
Terminal GenderMale
Terminal Quantity5
Terminal TypeBlade
Voltage12

This part fits 13 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2009VolkswagenBeetleN/A
2009VolkswagenJetta2.5LL5N/A
2009VolkswagenJetta CityN/A
2008VolkswagenBeetleN/A
2008VolkswagenJetta2.5LL5N/A
2008VolkswagenJetta CityN/A
2007VolkswagenJetta2.5LL5N/A
2007VolkswagenJetta CityN/A
2005VolkswagenPassatN/A
2004VolkswagenPassatN/A
2003VolkswagenPassatN/A
2002VolkswagenPassatN/A
2001VolkswagenPassatN/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:

160501J0906381AR6409R6409RY-904

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