HomeHVAC > RelaysStandard Ignition RY-187 HVAC Relay
Part #: RY-187

Standard Ignition RY-187 HVAC Relay

⚙️ 52 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Acura and Honda, CL, Integra, CR-V, Civic, NSX, RL, TL, Legend, and CRX
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Reliable HVAC Relay for Acura and Honda Vehicles

The Standard Ignition RY-187 HVAC relay is designed to provide dependable control of your vehicle's heating, ventilation, and air conditioning system. Compatible with a range of Acura and Honda models, this relay ensures consistent HVAC performance and system responsiveness.

  • Compatible with Acura and Honda models including Civic, CL, CR-V, CRX, Integra, Legend, NSX, RL, and TL
  • Standard Ignition part number RY-187 for precise identification
  • Controls HVAC system electrical circuits to maintain proper climate control
  • Durable construction for long-lasting operation under automotive conditions
  • Direct replacement part designed to meet OEM specifications

Product Details and Compatibility

The Standard Ignition RY-187 HVAC relay is engineered to fit specific Acura and Honda vehicles, including popular models such as the Civic, CR-V, and Integra. This relay plays a critical role in managing the electrical flow to the HVAC system, enabling the blower motor and other components to function correctly. By using the RY-187 relay, you ensure that your vehicle's climate control system operates smoothly and reliably.

Common HVAC Issues Addressed by This Relay

  • Intermittent or non-functioning blower motor
  • HVAC system failing to activate or respond
  • Electrical faults causing inconsistent climate control
  • Relay-related HVAC system shutdowns
  • Unusual HVAC system noises linked to relay failure

Installation Notes and Tips

  • Verify vehicle compatibility with Acura and Honda models listed before installation
  • Disconnect the battery before replacing the relay to prevent electrical shorts
  • Locate the HVAC relay in the fuse box or relay panel as specified in the vehicle’s service manual
  • Ensure the relay is seated firmly in the socket to maintain proper electrical contact
  • Test the HVAC system after installation to confirm proper operation

Quality Assurance and Warranty Information

Standard Ignition manufactures the RY-187 HVAC relay to meet or exceed OEM standards for fit, form, and function. While specific warranty details may vary, Standard Ignition products typically come with a limited warranty covering defects in material and workmanship. This ensures that the relay provides reliable service and peace of mind when replacing your vehicle’s HVAC relay.

BrandStandard Ignition
Part NumberRY-187
Amperage Rating15
Connector GenderFemale
Connector ShapeRectangular
ContentsRelay
Continuous DutyNo
FunctionsStarter Relay
Mounting Bracket(s) IncludedYes
Terminal GenderMale
Terminal TypeBlade
Voltage12

This part fits 52 vehicles. Search below:

YearMakeModelBody TypeLitersCylindersPositionNotes
2003AcuraCLN/A
2002AcuraCLN/A
2001AcuraCLN/A
2001AcuraIntegraN/AOE No. 39797-SE0-003
2001HondaCR-VN/A
2000AcuraIntegraN/AOE No. 39797-SE0-003
2000HondaCivicN/A
2000HondaCR-VN/A
1999AcuraCLN/AHVAC Automatic Temperature Control (ATC) Relay with Bracket
1999HondaCivicN/A
1999HondaCR-VN/A
1998AcuraCLN/AHVAC Automatic Temperature Control (ATC) Relay with Bracket
1998AcuraNSX3.0LV6N/A
1998AcuraRLN/AHVAC Automatic Temperature Control (ATC) Relay with Bracket
1998AcuraTLN/AOE No. 39797-SE0-003
1998AcuraTLN/A
1998HondaCR-VN/A
1997AcuraCLN/AHVAC Automatic Temperature Control (ATC) Relay with Bracket
1997AcuraIntegraN/AOE No. 39797-SE0-003
1997AcuraRLN/AHVAC Automatic Temperature Control (ATC) Relay with Bracket
1997AcuraTLN/AOE No. 39797-SE0-003
1997HondaCR-VN/A
1996AcuraIntegraN/AOE No. 39797-SE0-003
1996AcuraNSXN/AOE No. 39797-SE0-003; Denso; 4 Blade Term.; In Dash
1996AcuraTLN/AOE No. 39797-SE0-003
1995AcuraIntegraN/AOE No. 39797-SE0-003
1995AcuraLegendN/A
1995AcuraNSXN/Aw/ Bracket; Denso; 4 Blade Term.
1995AcuraTLN/AOE No. 39797-SE0-003
1994AcuraIntegraSedanN/AOE No. 39797-SE0-003
1994AcuraLegendN/A
1993AcuraIntegraN/AID No. ND 056700-941; ID No. ND 056700-733
1993AcuraLegendN/A
1992AcuraIntegraN/AID No. ND 056700-941; ID No. ND 056700-733
1992AcuraLegendN/A
1992AcuraNSXN/AOE No. 39797-SE0-003; Denso; 4 Blade Term.
1991AcuraLegendN/A
1991HondaCivicN/AOE No. 39797-SE0-003; 4 Blade Term.
1991HondaCRXN/AOE No. 39797-SE0-003; 4 Blade Term.
1990AcuraLegendN/AHVAC Automatic Temperature Control (ATC) Relay with Bracket
1990HondaCivicN/AOE No. 39797-SE0-003; 4 Blade Term.
1990HondaCRXN/AOE No. 39797-SE0-003; 4 Blade Term.
1989AcuraLegendN/AHVAC Automatic Temperature Control (ATC) Relay with Bracket
1989HondaCivicN/AOE No. 39797-SE0-003; 4 Blade Term.
1989HondaCRXN/AOE No. 39797-SE0-003; 4 Blade Term.
1988AcuraLegendN/AHVAC Automatic Temperature Control (ATC) Relay with Bracket
1988HondaCivicN/AOE No. 39797-SE0-003; 4 Blade Term.
1988HondaCRXN/AOE No. 39797-SE0-003; 4 Blade Term.
1987AcuraLegendN/AHVAC Automatic Temperature Control (ATC) Relay with Bracket
1986AcuraLegendN/AHVAC Automatic Temperature Control (ATC) Relay with Bracket
1985HondaCivicN/AOE No. 39797-SE0-003
1984HondaCivicN/AOE No. 39797-SE0-003

* 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:

0567007330056700941015-50972192391R1036203-015625-02973600239797SE000356-1532AR431AR6076MT1442R6076RAA1851

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