Four Seasons 73086 HVAC Mode Door Actuator
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Four Seasons
 Air Door Actuator

Four Seasons 73086 HVAC Mode Door Actuator

Brand Four Seasons 73086
Door Linkage Arm
Mounting Ear Qty. 3
Style HVAC Air Door Actuator
Terminal Pin Qty. 5
Product line Air Door Actuator
Fits Audi · 7 vehicles

Air door actuator. Controls HVAC airflow direction with precise door movement.

Arm linkage. Uses an arm-style linkage for smooth, reliable operation.

5-pin design. Provides a straightforward electrical connection for installation.

Cross-references Four Seasons 73086, 1J1907511G and 604836 for the same application. See all 8.

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Four Seasons 73086 HVAC Air Door Actuator

The Four Seasons 73086 HVAC mode door actuator is built for vehicles that need precise air door movement to direct cabin airflow. This air door actuator uses a 5-terminal pin layout, an arm-style door linkage, and a 3-ear mounting design for a direct-fit replacement in select Audi and Volkswagen applications.

Key Features

  • HVAC mode door actuator for controlled airflow direction inside the cabin
  • Arm-style door linkage for the specified HVAC door connection
  • 3 mounting ears for secure installation alignment
  • 5-terminal pin electrical connection
  • Four Seasons Air Door Actuator line replacement part number 73086

Product Details

Four Seasons 73086 is an HVAC air door actuator used to move the mode door inside the climate control system. In Audi TT and Audi TT Quattro models, as well as the 2004 Volkswagen R32 built to 9/2003, this actuator helps restore proper airflow routing between vents, defrost, and floor settings. The Four Seasons Air Door Actuator line focuses on replacement components for HVAC control systems, and this part cross-references 1J1907511G and 604836 for the same application.

Fits 2004-2006 Audi TT, N/A. Fits 2004-2006 Audi TT Quattro, N/A. Fits 2004 Volkswagen R32, N/A.

Common Problems It Can Help Solve

  • Airflow stuck on one vent setting
  • Inconsistent switching between dash, floor, and defrost modes
  • HVAC mode door movement that does not respond correctly
  • Climate control output that no longer matches the selected setting
  • Noise from a worn or failing HVAC actuator

Installation Notes and Tips

Verify the connector style, mounting ear count, and door linkage style before installation. Confirm vehicle application by year and model, especially for the 2004 Volkswagen R32 note to 9/2003. After installation, cycle the HVAC controls to confirm the mode door moves through each position correctly.

Quality Assurance

Four Seasons replacement HVAC components are built for direct-fit service in specified applications. Confirm part number 73086 against the original unit and vehicle fitment before ordering.

Related reading

This part fits 7 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2006AudiTTN/AAir Door Actuator
2006AudiTT QuattroN/AAir Door Actuator
2005AudiTTN/AAir Door Actuator
2005AudiTT QuattroN/AAir Door Actuator
2004AudiTTN/AAir Door Actuator
2004AudiTT QuattroN/AAir Door Actuator
2004VolkswagenR32N/ATo 9/2003
Directly replaces or cross-references 8 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 730861J1907511G60483665620351A27386BDAE1098MT18616MT18791