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Four Seasons 36218 A/C Compressor Control Relay
Reliable A/C Compressor Control Relay for Nissan and Infiniti Vehicles
The Four Seasons Relay 36218 is a 12-volt A/C compressor control relay designed to meet or exceed OEM specifications. Engineered for select Nissan and Infiniti models, this standard relay ensures proper operation of your vehicle's HVAC system.
- Voltage: 12V for automotive electrical systems
- Terminal Type: Blade terminals for secure connections
- Terminal Quantity: 5 terminals to support complex circuitry
- Connector Gender: Female connector with male terminals
- Amperage Rating: 20 amps suitable for A/C compressor control
- Color: Blue casing with rectangular connector shape
- Bracket: Not included
- Style: Standard relay design
- Meets or exceeds OEM standards for reliable performance
About the Four Seasons Relay Product Line
The Relay product line from Four Seasons focuses on delivering dependable HVAC relays that maintain the integrity of your vehicle’s air conditioning system. The Relay 36218 is part of this line, offering a standard relay style that fits seamlessly into the electrical system of compatible Nissan and Infiniti models. This ensures consistent compressor control and system responsiveness.
Detailed Product Description
This A/C compressor control relay is specifically designed for 12-volt automotive systems and features five blade terminals with a female connector housing and male terminals. The rectangular connector shape and blue color help with easy identification and installation. Rated at 20 amps, the relay supports the electrical load required to engage the compressor clutch reliably. Compatible with Nissan models such as Maxima, Murano, Pathfinder, Pathfinder Armada, Sentra, Versa, and Xterra, as well as Infiniti Q45 and QX4, the Four Seasons Relay 36218 ensures proper HVAC system function.
Common Applications and Issues Addressed
- Restores A/C compressor engagement in Nissan Maxima and Murano
- Resolves intermittent compressor clutch operation in Infiniti Q45 and QX4
- Fixes HVAC relay failures causing no cold air in Nissan Pathfinder and Armada
- Eliminates electrical faults related to compressor control in Nissan Sentra and Versa
- Supports reliable A/C system performance in Nissan Xterra models
Installation Notes and Tips
- Ensure vehicle battery is disconnected before installation to prevent electrical shorts
- Verify the relay terminal configuration matches the vehicle’s wiring harness
- Check for corrosion or damage on connector terminals before installation
- Securely seat the relay in the designated socket to maintain proper electrical contact
- Consult vehicle service manual for relay location and replacement procedures
Quality Assurance and Warranty
The Four Seasons Relay 36218 is manufactured to meet or exceed OEM standards, providing reliable performance and durability. This part undergoes rigorous quality control to ensure consistent operation within the specified amperage and voltage ratings. Warranty coverage details should be confirmed with the product documentation or supplier.
| Brand | Four Seasons |
| Part Number | 36218 |
| Position | Relay |
| Amperage Rating | 20 |
| Bracket? | No |
| Color | Blue |
| Connector Gender | female |
| Connector Shape | Rectangular |
| Description | Relays |
| Meets / Exceeds OEM? | Yes |
| Style | Standard Relay |
| Terminal Gender | Male |
| Terminal Quantity | 5 |
| Terminal Type | Blade |
| Type | Standard |
| Voltage | 12 |
This part fits 34 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2008 | Nissan | Versa | N/A | Relay |
| 2007 | Nissan | Murano | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2007 | Nissan | Pathfinder | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2007 | Nissan | Xterra | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2006 | INFINITI | Q45 | N/A | Relay |
| 2006 | Nissan | Murano | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2006 | Nissan | Pathfinder | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2006 | Nissan | Sentra | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2006 | Nissan | Xterra | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2005 | Nissan | Murano | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2005 | Nissan | Pathfinder | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2005 | Nissan | Sentra | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2005 | Nissan | Xterra | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2004 | Nissan | Maxima | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2004 | Nissan | Murano | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2004 | Nissan | Pathfinder | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2004 | Nissan | Pathfinder Armada | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2004 | Nissan | Sentra | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2004 | Nissan | Xterra | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2003 | INFINITI | QX4 | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2003 | Nissan | Murano | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2003 | Nissan | Pathfinder | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2003 | Nissan | Sentra | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2003 | Nissan | Xterra | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2002 | INFINITI | QX4 | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2002 | Nissan | Maxima | N/A | Relay |
| 2002 | Nissan | Pathfinder | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2002 | Nissan | Sentra | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2001 | INFINITI | QX4 | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2001 | Nissan | Maxima | N/A | Relay |
| 2001 | Nissan | Pathfinder | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2001 | Nissan | Sentra | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2000 | Nissan | Pathfinder | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
| 2000 | Nissan | Sentra | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.