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Four Seasons 36138 A/C Compressor Control Relay
| Brand | Four Seasons 36138 |
|---|---|
| Amperage Rating | 20 |
| Bracket? | w/o Bracket |
| Circuit Type | Diode |
| Color | Black |
| Connector Gender | Male |
| Connector Qty | 1 |
| Connector Shape | Rectangular |
| Description | Relays |
| Meets / Exceeds OEM? | Yes |
| Skirt? | No |
| Style | Standard Relay |
| Terminal Gender | Male |
| Terminal Quantity | 4 |
| Terminal Type | Blade |
| Type | Standard |
| Voltage | 12 |
| Product line | Relay |
| Fits | Ford and Mercury · 17 vehicles |
OE direct replacement. Meets OEM requirements for dependable relay operation.
Standard relay. 12-volt, 20-amp design with blade terminals for straightforward installation.
Diode circuit. Helps protect the electrical system from voltage spikes.
Cross-references Four Seasons 36138, Gates 20636 and 11136138 for the same application. See all 6.
Four Seasons 36138 A/C Compressor Control Relay
The Four Seasons Relay line includes this 12-volt A/C compressor control relay for HVAC electrical service. Part number 36138 uses a standard relay design with a 4-blade male terminal layout, a rectangular 1-connector interface, and a diode circuit for controlled operation in the vehicle’s air conditioning system.
Built to meet or exceed OEM requirements, Four Seasons 36138 is a direct-fit relay for select Ford and Mercury applications, including Contour, Mystique, and Cougar models. It is a practical replacement when diagnosing A/C compressor control issues or related relay faults in the HVAC circuit.
Key Features
- 12-volt A/C compressor control relay for HVAC relay service
- Standard relay style with diode circuit
- 4 blade terminals, male connector and terminal design
- 20 amp amperage rating
- Black housing with rectangular connector shape
- Meets or exceeds OEM specifications
- Four Seasons part number 36138
Product Details
Four Seasons Relay 36138 is a standard type relay used in A/C compressor control circuits. The 12V design, 20 amp rating, and diode circuit support stable electrical switching in the HVAC system. This relay is listed for 1995-2000 Ford Contour, 1995-2000 Mercury Mystique, and 1995-1997 Mercury Cougar, along with 1995 and 1999 Mercury Cougar applications. It also cross-references Gates 20636 for the same application.
The Four Seasons Relay product line focuses on replacement electrical components for climate control systems, and this relay follows that approach with OE-style fitment and terminal configuration. If you are replacing a failed A/C compressor control relay on a Ford Contour, Mercury Mystique, or Mercury Cougar, part number 36138 provides the specified relay format for those vehicles.
Common Issues This Relay Can Address
- A/C compressor not engaging
- Intermittent compressor relay operation
- HVAC electrical switching faults
- Relay-related cooling fan control concerns noted in listed applications
- Loss of compressor control signal in the A/C circuit
Installation Notes and Tips
Verify the relay connector style, terminal count, and circuit type before installation. Match the original 12-volt relay configuration and confirm the vehicle application by year, make, and model. For best results, inspect the surrounding HVAC wiring and relay socket for heat damage, corrosion, or loose terminals before installing Four Seasons 36138.
Quality Assurance
Four Seasons 36138 is manufactured to meet or exceed OEM specifications for the listed applications. The relay is built with a standard 4-terminal blade layout and diode circuit design to support proper electrical function in compatible Ford and Mercury HVAC systems.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2000 | Ford | Contour | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Relay |
| 2000 | Mercury | Mystique | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Relay |
| 1999 | Ford | Contour | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Relay |
| 1999 | Mercury | Cougar | N/A | Relay |
| 1999 | Mercury | Mystique | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Relay |
| 1998 | Ford | Contour | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Relay |
| 1998 | Mercury | Mystique | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Relay |
| 1997 | Ford | Contour | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Relay |
| 1997 | Mercury | Cougar | N/A | Relay |
| 1997 | Mercury | Mystique | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Relay |
| 1996 | Ford | Contour | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Relay |
| 1996 | Mercury | Cougar | N/A | Relay |
| 1996 | Mercury | Mystique | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Relay |
| 1995 | Ford | Contour | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Relay |
| 1995 | Ford | Cougar | N/A | Relay |
| 1995 | Mercury | Cougar | N/A | Relay |
| 1995 | Mercury | Mystique | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Relay |
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