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Standard Ignition RY-224 HVAC Relay
| Brand | Standard Ignition RY-224 |
|---|---|
| Connector Gender | Female |
| Connector Shape | Rectangular |
| Contents | Relay |
| Functions | Relay |
| Mounting Bracket(s) Included | No |
| Terminal Gender | Male |
| Terminal Type | Blade |
| Voltage | 12 |
| Fits | Audi, Ford, and Mercury · 38 vehicles |
OE-quality construction. Built by an original equipment ignition manufacturer with strict quality control.
Composite housing. Helps protect the relay from harsh temperatures and underhood conditions.
Blade terminals. Uses brass or copper contacts where specified for extended wear.
Cross-references Four Seasons 20416, Four Seasons 37505 and 1R1764 for the same application. See all 10.
HVAC Relay for Audi and Ford Applications
Standard Ignition RY-224 is a 12-volt HVAC relay built for vehicles that need dependable control of heating and air conditioning circuits. It uses a rectangular female connector with male blade terminals for a direct electrical connection in the specified applications.
- 12-volt HVAC relay for climate control circuit operation
- Rectangular connector design with female connector gender
- Male blade terminals with 2 terminal blades
- Composite housing helps protect against heat and under-hood exposure
- Brass or copper contacts are used where specified for wear resistance
- Manufactured under TS16949 and ISO9001 quality systems
Detailed Product Overview
This Standard Ignition RY-224 HVAC relay is built for vehicles that rely on relay-controlled blower or climate system functions. It is a direct-fit electrical component for select Audi 100, Audi 80 Quattro, Audi V8 Quattro, Audi 200, Audi 90, Audi Coupe Quattro, and Ford Mustang, Festiva, Thunderbird, LTD, and Mercury Capri, Cougar, and Marquis applications. This part cross-references Four Seasons 20416 and 37505 for the same application.
Compatible With 1990-1992 Audi 100, 1990-1992 Audi 80 Quattro, 1990-1992 Audi V8 Quattro, 1984-1992 Ford Mustang, 1990-1991 Audi 200, 1990-1991 Audi 90, 1990-1991 Audi Coupe Quattro, 1988-1989 Ford Festiva, 1985-1986 Ford Thunderbird, 1984-1986 Mercury Capri, 1985-1986 Mercury Cougar, 1985 Ford LTD, 1984-1985 Mercury Marquis, and 1984 Ford LTD. Fits 1984-1986 Mercury Capri, HVAC Blower Motor Resistor Harness with AC - Voltage Regulator, and 1984 Ford LTD, HVAC Blower Motor Resistor Harness with AC - Voltage Regulator.
Common HVAC Relay Symptoms
- Blower motor or HVAC circuit does not switch on consistently
- Intermittent heating or air conditioning relay operation
- Electrical clicking without normal circuit response
- Heat-related relay failure in the under-hood environment
- Corroded or worn relay contacts affecting current flow
Installation Notes
Verify the connector shape, terminal style, and voltage rating before installation. Match the relay to the vehicle’s original HVAC circuit layout and inspect the harness terminals for heat damage, looseness, or corrosion before connecting the new part. No mounting bracket is included.
Quality Assurance
Standard Ignition manufactures this relay under controlled quality processes with TS16949 and ISO9001 certified plants. The housing and contact materials are selected to support reliable operation in demanding automotive electrical environments.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1992 | Audi | 100 | — | — | N/A | — |
| 1992 | Audi | 80 Quattro | — | — | N/A | — |
| 1992 | Audi | V8 Quattro | — | — | N/A | — |
| 1992 | Ford | Mustang | — | — | N/A | — |
| 1991 | Audi | 100 | — | — | N/A | — |
| 1991 | Audi | 200 | — | — | N/A | — |
| 1991 | Audi | 80 Quattro | — | — | N/A | — |
| 1991 | Audi | 90 | — | — | N/A | — |
| 1991 | Audi | Coupe Quattro | — | — | N/A | — |
| 1991 | Audi | V8 Quattro | — | — | N/A | — |
| 1991 | Ford | Mustang | — | — | N/A | — |
| 1990 | Audi | 100 | — | — | N/A | — |
| 1990 | Audi | 200 | — | — | N/A | — |
| 1990 | Audi | 80 Quattro | — | — | N/A | — |
| 1990 | Audi | 90 | — | — | N/A | — |
| 1990 | Audi | Coupe Quattro | — | — | N/A | — |
| 1990 | Audi | V8 Quattro | — | — | N/A | — |
| 1990 | Ford | Mustang | — | — | N/A | — |
| 1989 | Ford | Festiva | — | — | N/A | — |
| 1989 | Ford | Mustang | — | — | N/A | — |
| 1988 | Ford | Festiva | — | — | N/A | — |
| 1988 | Ford | Mustang | — | — | N/A | — |
| 1987 | Ford | Mustang | — | — | N/A | — |
| 1986 | Ford | Mustang | — | — | N/A | — |
| 1986 | Ford | Thunderbird | — | — | N/A | — |
| 1986 | Mercury | Capri | 2.3L | L4 | N/A | HVAC Blower Motor Resistor Harness with AC - Voltage Regulator |
| 1986 | Mercury | Cougar | — | — | N/A | — |
| 1985 | Ford | LTD | — | — | N/A | — |
| 1985 | Ford | Mustang | — | — | N/A | — |
| 1985 | Ford | Thunderbird | — | — | N/A | — |
| 1985 | Mercury | Capri | 2.3L | L4 | N/A | HVAC Blower Motor Resistor Harness with AC - Voltage Regulator |
| 1985 | Mercury | Cougar | — | — | N/A | — |
| 1985 | Mercury | Marquis | — | — | N/A | OE No. E4DZ-B |
| 1984 | Ford | LTD | — | — | N/A | HVAC Blower Motor Resistor Harness with AC - Voltage Regulator |
| 1984 | Ford | Mustang | — | — | N/A | — |
| 1984 | Mercury | Capri | 2.3L | L4 | N/A | HVAC Blower Motor Resistor Harness with AC - Voltage Regulator |
| 1984 | Mercury | Marquis | — | — | N/A | OE No. E4DZ-B |
| 1984 | Mercury | Marquis | — | — | N/A | — |
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