Keep cabin airflow switching cleanly between vent, floor, and defrost with the Four Seasons HVAC Mode Door Actuator 73731. This electric actuator drives the HVAC mode door that directs where conditioned air exits inside the cabin, and it drops in as a direct-fit replacement for the 2014-2017 Lexus LS460, the 2013-2016 Lexus LS600, and the 2013-2016 Lexus LS600H (see the Buyer's Guide tab for engine-level detail). It is cataloged for both the left and right positions on the listed applications, so confirm which side you need before ordering.
Complete linkage: includes the lever arm, gear, cam gear hardware, and linkage as applicable.
Quality internals: a quality internal motor, drive gears, electronics, and connections.
Built to OE fit and function: designed to match the original part's fit and function on the listed vehicles.
Validated: tested for function, durability, and longevity, and backed by over 50 years of Four Seasons mobile A/C experience.
If a failed actuator is the cause of air blowing from the wrong outlets, a clicking or knocking sound behind the dash, or a mode door that won't move, this hvac mode door actuator replaces the original unit.
This part cross-references / interchanges with the following part numbers:
ACT2081IM, 73731, BDAA1445, 8710650560, DA1669
Frequently Asked Questions
What does this mode door actuator do?
It is a small electric motor that moves the HVAC mode door, directing conditioned airflow to the vent, floor, or defrost outlets based on your climate control setting.
Which vehicles does the Four Seasons 73731 fit?
It is a direct-fit replacement for the 2014-2017 Lexus LS460, 2013-2016 Lexus LS600, and 2013-2016 Lexus LS600H. See the Buyer's Guide tab for engine-level detail.
Is this for the left or right side?
It is cataloged for both the left and right positions on the listed applications. Confirm which side your vehicle needs before ordering.
What are signs the mode door actuator may need replacing?
Air blowing from the wrong outlets, a repeated clicking or knocking sound behind the dash, or a mode door that won't change positions can be signs this actuator has failed.
What is included?
The actuator includes the lever arm, gear, cam gear hardware, and linkage as applicable, along with a quality internal motor, drive gears, electronics, and connections.
HVAC Air Door ActuatorOur products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Four...
HVAC Air Door ActuatorOur products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Four...
HVAC Air Door ActuatorOur products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Four...
Keep your dash vents directing air where you set it with the Four Seasons HVAC Defrost Mode Door Actuator / HVAC Mode Door Actuator 73512. This electric actuator drives the mode door inside the HVAC...
HVAC Air Door ActuatorOur products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Four...
WARNING:
These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to
www.P65Warnings.ca.gov.
