HomeHVAC > RelaysFour Seasons 35981 HVAC Relay
Part #: 35981

Four Seasons 35981 HVAC Relay

Relay
⚙️ 25 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Relay
🚗Fitment: Toyota, Tercel, Celica, and Land Cruiser
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Reliable HVAC Relay for Toyota Celica, Land Cruiser, and Tercel

The Four Seasons Relay 35981 is a standard 12-volt HVAC relay designed specifically for select Toyota models including the Celica, Land Cruiser, and Tercel. Engineered to meet or exceed OEM specifications, this relay ensures consistent performance in your vehicle's heating, ventilation, and air conditioning system.

Key Features of Four Seasons Relay 35981

  • Voltage: 12 volts for optimal electrical compatibility
  • Amperage rating: 20 amps to handle HVAC system demands
  • Terminal type: Blade terminals with 4 terminal quantity
  • Connector gender: Female connector with male terminals
  • Connector quantity: Single rectangular connector for secure fit
  • Includes skirt for added protection
  • Metal color housing with no mounting bracket included
  • Standard relay style designed for HVAC applications
  • Meets or exceeds OEM quality standards

Detailed Description of Four Seasons Relay 35981

This HVAC relay from Four Seasons' Relay product line is built to provide reliable switching for your Toyota Celica, Land Cruiser, or Tercel's climate control system. The relay operates at 12 volts and supports a 20-amp load, suitable for controlling the electrical flow to HVAC components. Featuring four blade terminals with a combination of male and female connectors, it ensures a secure and stable electrical connection. The rectangular connector shape and single connector quantity simplify installation and compatibility. The relay includes a protective skirt but does not come with a mounting bracket. Its metal-colored housing is designed for durability and heat resistance within the engine compartment.

Common HVAC Issues Addressed by This Relay

  • Intermittent or non-functioning HVAC blower motor
  • Failure of HVAC system to engage or cycle properly
  • Electrical relay failure causing climate control malfunctions
  • Overheating or blown fuses related to HVAC relay issues
  • Replacement for worn or damaged OEM HVAC relays in Toyota Celica, Land Cruiser, or Tercel

Installation Notes and Tips

When installing the Four Seasons Relay 35981, ensure the vehicle's ignition is off and the battery is disconnected to prevent electrical shorts. Verify the relay's terminal configuration matches the original part. The blade terminals should be securely connected to the corresponding wiring harness. Since this relay does not include a mounting bracket, use the existing mounting location or secure it appropriately to avoid vibration damage. Confirm the connector is fully seated to maintain a reliable electrical connection.

Quality Assurance and Warranty

Four Seasons' Relay 35981 is manufactured to meet or exceed OEM standards, providing dependable performance for your Toyota HVAC system. The relay undergoes rigorous testing to ensure durability and electrical reliability. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship.

BrandFour Seasons
Part Number35981
PositionRelay
Amperage Rating20
Bracket?No
Colormetal
Connector Genderfemale
Connector Qty1
Connector ShapeRectangular
DescriptionRelays
Meets / Exceeds OEM?Yes
Skirt?Yes
StyleStandard Relay
Terminal GenderMale
Terminal Quantity4
Terminal TypeBlade
TypeStandard
Voltage12

This part fits 25 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
1990ToyotaTercelN/ASquare Body; Relay
1989ToyotaTercelN/ASquare Body; Relay
1988ToyotaTercelN/ASquare Body; Relay
1987ToyotaTercelN/ASquare Body; Relay
1986ToyotaTercelN/ASquare Body; Relay
1985ToyotaTercelN/ASquare Body; Relay
1984ToyotaCelicaGTN/A3 Blade Term.; Relay
1984ToyotaCelicaGTSN/A3 Blade Term.; Relay
1984ToyotaCelicaSTN/A3 Blade Term.; Relay
1984ToyotaTercelN/ASquare Body; Relay
1983ToyotaCelicaGTN/A3 Blade Term.; Relay
1983ToyotaCelicaGTSN/A3 Blade Term.; Relay
1983ToyotaCelicaSTN/A3 Blade Term.; Relay
1983ToyotaTercelN/ASquare Body; Relay
1982ToyotaCelicaGTN/A3 Blade Term.; Relay
1982ToyotaCelicaSTN/A3 Blade Term.; Relay
1982ToyotaTercelN/ARelay
1982ToyotaTercelN/AStamping No. 90987-01003; Relay
1981ToyotaTercelN/ARelay
1981ToyotaTercelN/AStamping No. 90987-01003; Relay
1980ToyotaLand CruiserN/ARelay
1980ToyotaLand CruiserN/ANo. 2; Relay
1980ToyotaTercelN/ARelay
1980ToyotaTercelN/AStamping No. 90987-01003; Relay
1979ToyotaLand CruiserN/ARelay

* 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:

01478914111359811550963171133819189437198282088082441872920301332335981473380172185221909870100190987010039099999088AC8515HS187MT0222RE4467

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