HomeHVAC > RelaysStandard Ignition RY-209 HVAC Relay
Part #: RY-209

Standard Ignition RY-209 HVAC Relay

⚙️ 180 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Acura and Honda, NSX, RL, RSX, CR-V, CL, TL, Civic, Prelude, Integra, Accord, Civic del Sol, Legend, Vigor, and CRX
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Reliable HVAC Relay for Acura and Honda Vehicles

The Standard Ignition RY-209 HVAC relay is designed to provide dependable air conditioning control for select Acura and Honda models. Engineered to meet OEM specifications, this 12-volt relay ensures consistent performance in your vehicle's HVAC system.

  • 20 amp amperage rating for efficient current handling
  • Female rectangular connector with one connector for secure fit
  • Four male blade terminals for reliable electrical connections
  • Designed specifically for air condition control functions
  • Compatible with 12-volt electrical systems

Technical Details and Specifications

The Standard Ignition RY-209 HVAC relay operates at 12 volts and supports a continuous duty rating of no, making it suitable for intermittent HVAC system control. It features a female rectangular connector with one connector quantity and four male blade terminals, ensuring proper integration with the vehicle's wiring harness. The relay does not include a mounting bracket, so installation requires securing it in the appropriate location within the HVAC system. This relay is engineered to control the air conditioning system, providing reliable switching to maintain cabin comfort.

Compatible Acura and Honda Models

This HVAC relay is compatible with a range of Acura and Honda vehicles, including the Accord, Civic, Civic del Sol, CL, CR-V, CRX, Integra, Legend, NSX, Prelude, RL, RSX, and TL models. The part number RY-209 is specifically designed to meet the electrical and mechanical requirements of these vehicles, ensuring proper fit and function.

Common HVAC Issues Addressed

  • Intermittent or non-functioning air conditioning system
  • HVAC blower or compressor not engaging
  • Electrical relay failure causing HVAC system faults
  • Inconsistent cabin temperature control
  • HVAC relay overheating or electrical shorts

Installation Notes and Tips

When installing the Standard Ignition RY-209 HVAC relay, ensure the vehicle's ignition is off and the battery is disconnected to prevent electrical shock. Verify the relay terminals match the vehicle's wiring harness connectors. Since the relay does not include a mounting bracket, secure it firmly in the designated relay holder or bracket within the HVAC system compartment. Double-check all connections for tightness and corrosion before reassembling.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The RY-209 HVAC relay undergoes rigorous quality control testing to ensure consistent operation. Warranty coverage details should be confirmed with the distributor or retailer, as they may vary by region.

BrandStandard Ignition
Part NumberRY-209
Amperage Rating20 A
Connector GenderFemale
Connector ShapeRectangular
Continuous DutyNo
FunctionsRelay
Mounting Bracket(s) IncludedNo
Terminal GenderMale
Terminal TypeBlade
Voltage12

This part fits 180 vehicles. Search below:

YearMakeModelBody TypePositionNotes
2005AcuraNSXN/AMitsuba
2005AcuraNSXN/A
2004AcuraNSXN/AMitsuba
2004AcuraNSXN/A
2004AcuraRLN/AHigh Beam - Compatible with various models and years, please verify the connector type and fitment before purchasing.
2004AcuraRLN/A
2003AcuraNSXN/AMitsuba
2003AcuraNSXN/A
2003AcuraRLN/AHigh Beam - Compatible with various models and years, please verify the connector type and fitment before purchasing.
2003AcuraRLN/A
2003AcuraRSXN/AOE No. 39794-SL0-004; Mitsuba
2003HondaCR-VN/AOE No. 39794-SE0-004; Denso; 4 Blade Term.
2002AcuraNSXN/AMitsuba
2002AcuraNSXN/A
2002AcuraRLN/AHigh Beam - Compatible with various models and years, please verify the connector type and fitment before purchasing.
2002AcuraRLN/A
2002AcuraRSXN/AOE No. 39794-SL0-004; Mitsuba
2002HondaCR-VN/A
2001AcuraCLN/AMitsuba
2001AcuraNSXN/AOE No. 39794-SL0-004; Mitsuba
2001AcuraNSXN/AMitsuba
2001AcuraNSXN/A
2001AcuraRLN/AHigh Beam - Compatible with various models and years, please verify the connector type and fitment before purchasing.
2001AcuraRLN/A
2001AcuraTLN/AOE No. 39794-SL0-004; Denso; 4 Blade Term.
2001HondaCivicN/AOE No. 39794-SL0-004; Mitsuba
2001HondaCR-VN/A
2001HondaPreludeN/AOE No. 39794-SL0-004; Mitsuba
2001HondaPreludeN/A
2000AcuraNSXN/AOE No. 39794-SL0-004; Mitsuba
2000AcuraNSXN/AMitsuba
2000AcuraNSXN/A
2000AcuraRLN/AHigh Beam - Compatible with various models and years, please verify the connector type and fitment before purchasing.
2000AcuraRLN/A
2000AcuraTLN/AOE No. 39794-SL0-004; Denso; 4 Blade Term.
2000HondaCR-VN/A
2000HondaPreludeN/AOE No. 39794-SL0-J01; OE No. 39794-SL0-004; 4 Blade Term.
2000HondaPreludeN/A
1999AcuraCLN/A
1999AcuraCLN/AMitsuba
1999AcuraNSXN/AOE No. 39794-SL0-004; Mitsuba
1999AcuraNSXN/AMitsuba
1999AcuraNSXN/A
1999AcuraRLN/AHigh Beam - Compatible with various models and years, please verify the connector type and fitment before purchasing.
1999AcuraRLN/A
1999AcuraTLN/AOE No. 39794-SL0-004; Denso; 4 Blade Term.
1999HondaCivicN/AOE No. 39794-SL0-004; Mitsuba
1999HondaCR-VN/A
1999HondaPreludeN/AOE No. 39794-SL0-004; Mitsuba; 4 Blade Term.
1999HondaPreludeN/A
1998AcuraCLN/AMitsuba
1998AcuraCLN/A
1998AcuraIntegraN/AOE No. 39794-SE0-004
1998AcuraNSXN/AOE No. 39794-SL0-004; Mitsuba
1998AcuraNSXN/AMitsuba
1998AcuraNSXN/A
1998AcuraRLN/A
1998AcuraTLN/AOE No. 39794-SL0-J01; Mitsuba; 4 Blade Term.
1998AcuraTLN/AOE No. 39797-SE0-004
1998HondaCivicN/AOE No. 39794-SL0-004; Mitsuba
1998HondaCR-VN/A
1998HondaPreludeN/AOE No. 056700-7410; OE No. 39794-SL0-004; Mitsuba; 4 Blade Term.
1998HondaPreludeN/A
1997AcuraCLN/A
1997AcuraCLN/AMitsuba
1997AcuraIntegraN/AOE No. 39794-SE0-004
1997AcuraNSXN/Aw/ Skirt; OE No. 39794-SL0-004
1997AcuraNSXN/AMitsuba
1997AcuraNSXN/A
1997AcuraRLN/A
1997AcuraTLN/AOE No. 39794-SL0-J01; Mitsuba; 4 Blade Term.
1997AcuraTLN/AOE No. 39797-SE0-004
1997HondaAccordN/AOE No. 39794-SL0-004; Mitsuba; 4 Blade Term.
1997HondaAccordN/A
1997HondaCivicN/AOE No. 39794-SL0-004
1997HondaCivic del SolN/AOE No. 39794-SL0-004
1997HondaCR-VN/AOE No. 39794-SL0-004
1997HondaPreludeN/AOE No. 39794-SL0-004; Mitsuba; 4 Blade Term.
1997HondaPreludeN/A
1996AcuraIntegraN/AOE No. 39794-SE0-004
1996AcuraNSXN/AOE No. 39794-SL0-004; Mitsuba; Black Finish; 4 Blade Term.
1996AcuraNSXN/AMitsuba
1996AcuraRLN/A
1996AcuraTLN/AOE No. 39794-SL0-J01; Mitsuba; 4 Blade Term.
1996AcuraTLN/AOE No. 39797-SE0-004
1996AcuraTLN/A
1996HondaAccordN/A
1996HondaAccordN/AOE No. 39794-SL0-004; Mitsuba; 4 Blade Term.
1996HondaCivicN/AOE No. 39794-SL0-004
1996HondaCivic del SolN/AOE No. 39794-SL0-004
1996HondaPreludeN/AOE No. 39794-SL0-004; Mitsuba; 4 Blade Term.
1996HondaPreludeN/A
1995AcuraIntegraN/AOE No. 39794-SE0-004
1995AcuraLegendN/A
1995AcuraNSXN/AOE No. 39794-SL0-004; Mitsuba; Black Finish; 4 Blade Term.
1995AcuraNSXN/AMitsuba
1995AcuraTLN/AOE No. 39797-SE0-004
1995AcuraTLN/A
1995HondaAccordN/A
1995HondaAccordN/AOE No. 39794-SL0-004
1995HondaCivicN/AOE No. 39794-SE0-004
1995HondaCivic del SolN/AOE No. 39794-SL0-004
1995HondaPreludeN/AOE No. 39794-SL0-004
1995HondaPreludeN/A
1994AcuraIntegraHatchbackN/AOE No. 39794-SE0-004
1994AcuraIntegraSedanN/AOE No. 39794-SE0-004
1994AcuraLegendN/A
1994AcuraNSXN/AOE No. 39794-SL0-004; Mitsuba; Black Finish; 4 Blade Term.
1994AcuraNSXN/AMitsuba
1994HondaAccordN/A
1994HondaAccordN/AOE No. 39794-SL0-004
1994HondaCivicN/AOE No. 39794-SE0-004
1994HondaCivic del SolN/AOE No. 39794-SL0-004
1994HondaPreludeN/AOE No. 39794-SL0-004
1994HondaPreludeN/A
1993AcuraIntegraN/AMitsuba
1993AcuraIntegraN/AOE No. 39794-SE0-004
1993AcuraLegendN/A
1993AcuraNSXN/AOE No. 39794-SL0-004; Mitsuba; Black Finish; 4 Blade Term.
1993AcuraNSXN/AMitsuba
1993HondaAccordN/AOE No. 39794-SE0-004; 4 Blade Term.
1993HondaCivicN/AOE No. 39794-SE0-004
1993HondaCivic del SolN/AOE No. 39794-SL0-004
1993HondaPreludeN/AOE No. 39794-SL0-004
1993HondaPreludeN/A
1992AcuraIntegraN/AOE No. 39794-SE0-004
1992AcuraIntegraN/AMitsuba
1992AcuraLegendN/A
1992AcuraNSXN/AOE No. 39794-SL0-004; Mitsuba; Black Finish; 4 Blade Term.
1992HondaAccordN/AOE No. 39794-SE0-004; 4 Blade Term.
1992HondaCivicN/AOE No. 39794-SE0-004
1992HondaPreludeN/AMitsuba
1992HondaPreludeN/AOE No. 39794-SE0-004
1992HondaPreludeN/A
1991AcuraIntegraN/AMitsuba
1991AcuraIntegraN/AOE No. 39794-SE0-004
1991AcuraLegendN/A
1991AcuraNSXN/AOE No. 39794-SL0-004; Mitsuba; Black Finish; 4 Blade Term.
1991AcuraNSXN/AMitsuba
1991HondaAccordN/AOE No. 39794-SE0-004
1991HondaCivicN/AOE No. 39794-SE0-004
1991HondaCRXN/AOE No. 39794-SE0-004
1991HondaPreludeN/AOE No. 39794-SE0-004; 4 Term.
1990AcuraIntegraN/AMitsuba
1990AcuraIntegraN/AOE No. 39794-SE0-004
1990AcuraLegendN/AOE No. 39794-SE0-004; 4 Blade Term.
1990AcuraLegendN/AFitment Note: Without Bracket
1990HondaAccordN/AOE No. 39794-SE0-004; 4 Blade Term.
1990HondaCivicN/AOE No. 39794-SE0-004; 4 Blade Term.
1990HondaCRXN/AOE No. 39794-SE0-004; 4 Blade Term.
1990HondaPreludeN/AOE No. 39794-SE0-004; 4 Blade Term.
1989AcuraLegendN/AOE No. 39794-SE0-004; 4 Blade Term.
1989AcuraLegendN/AFitment Note: Without Bracket
1989HondaAccordN/A
1989HondaAccordN/AOE No. 39794-SE0-004; 4 Blade Term.
1989HondaAccordN/ASquare; 4 Term.
1989HondaCivicN/AOE No. 39794-SE0-004; 4 Blade Term.
1989HondaCRXN/AOE No. 39794-SE0-004; 4 Blade Term.
1989HondaPreludeN/AOE No. 39794-SE0-004; 4 Blade Term.
1988AcuraLegendN/AOE No. 39794-SE0-004; 4 Blade Term.
1988AcuraLegendN/AFitment Note: Without Bracket
1988HondaAccordN/AOE No. 39794-SE0-004; 4 Blade Term.
1988HondaAccordN/ASquare; 4 Term.
1988HondaAccordN/A
1988HondaCivicN/AOE No. 39794-SE0-004; 4 Blade Term.
1988HondaCRXN/AOE No. 39794-SE0-004; 4 Blade Term.
1988HondaPreludeN/AOE No. 39794-SE0-004; 4 Blade Term.
1987AcuraLegendN/AOE No. 39794-SE0-004; 4 Blade Term.
1987AcuraLegendN/AFitment Note: Without Bracket
1987HondaAccordN/AOE No. 39794-SE0-004; 4 Term.
1987HondaAccordN/ASquare; 4 Term.
1987HondaPreludeN/AOE No. 39794-SE0-004; 4 Blade Term.
1987HondaPreludeN/AFitment Note: Without Bracket
1986AcuraLegendN/AOE No. 39794-SE0-004; 4 Blade Term.
1986AcuraLegendN/AFitment Note: Without Bracket
1986HondaAccordN/AOE No. 39794-SE0-004; 4 Term.
1986HondaAccordN/ASquare; 4 Term.
1986HondaPreludeN/AOE No. 39794-SE0-004; 4 Blade Term.
1986HondaPreludeN/AFitment Note: Without Bracket
1985HondaPreludeN/AOE No. 39794-SE0-004; 4 Blade Term.

* 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:

15-50970192311R1114203-012425-01253600139794SE0004AR356AR356SBAR443JR68MT1439R3055RAA1815RC2203

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