Dayco 85022 Engine Timing Belt Tensioner Hydraulic Assembly

Hydraulic Timing Belt Actuator for Toyota and Lexus

Dayco 85022 is a hydraulic timing belt actuator for engine valve train service. It is listed for select Toyota Highlander, Camry, Sienna, Solara, and Lexus ES300, ES330, RX330, and RX400h applications, making it a direct-fit option for timing belt maintenance on covered vehicles.

Key Features

• Hydraulic timing belt actuator for engine timing belt tension control
• Dayco Hydraulic Timing Belt Actuator product line
• Direct application coverage for Toyota and Lexus models listed below
• Cross-references Gates T43098 and Toyota 13540-20030 for the same application
• Part number 85022 for ordering and catalog lookup

Application Coverage

• Fits 2006-2010 Toyota Highlander, N/A
• Fits 2001-2004 Toyota Highlander, N/A
• Fits 2006-2008 Lexus RX400h, N/A
• Fits 2004-2008 Toyota Solara, N/A
• Fits 2004-2006 Lexus ES330, N/A
• Fits 2004-2006 Lexus RX330, N/A
• Fits 2002-2006 Toyota Camry, N/A
• Fits 2004-2006 Toyota Sienna, N/A
• Fits 2005 Toyota Highlander, N/A; Mfg. Before 6/05
• Fits 2002-2003 Lexus ES300, N/A

Product Details

Dayco 85022 is built for timing belt systems that rely on hydraulic tension control to maintain proper belt loading during engine operation. In Toyota Highlander, Camry, and Sienna service, as well as Lexus ES330, RX330, and RX400h applications, this hydraulic timing belt actuator supports accurate belt tension management during scheduled timing belt replacement. Use part number 85022 when matching the listed engine timing belt tensioner hydraulic assembly application.

Common Repair Uses

• Replacing a worn or leaking hydraulic timing belt actuator
• Addressing timing belt tension irregularities
• Correcting belt noise related to tension loss
• Restoring proper timing belt control during engine service
• Servicing a timing belt system on Toyota Highlander, Camry, or Lexus RX330/RX400h models

Installation Notes

Verify engine code, model year, and production date before installation, especially for the 2005 Toyota Highlander built before 6/05. Replace the actuator during timing belt service only after confirming the vehicle matches the listed application. Follow factory service procedures for belt timing, tension setting, and torque specifications.

Quality Assurance

Dayco is a recognized supplier of engine timing components, and this hydraulic timing belt actuator is cataloged for OE-style fitment on the listed Toyota and Lexus applications.