Nov. 1, 2021—The National Institute for Automotive Service Excellence (ASE) is hosting a free webinar for service technicians on Tuesday, Nov. 2 at 4:00 p.m. ET.

Entitled “Subaru CVT Transmissions – What Makes a Subaru a Subaru,” the webinar will provide insight into CVT operation and diagnosis.

According to a press release, the webinar will discuss:

• Transmission types and applications
• Identification and nomenclature – TR580 and TR690
• Maintenance intervals – fluid application
• Ratio coverage and shift strategy
• Subaru Chain technology vs. belt technology
• Layout and power flow
• Differences between TR580 and TR690 transfer gears
• Forward/reverse clutch mechanism differences between TR580 and TR690
• Location of the control valve body in both the TR580 and TR690 CVT
• The difference in power flow between a TR580 and TR690
• Operation of the transfer clutch
• Location of the CVT automatic transmission sensors/switches
• Operation of solenoids, clutches and ratio change
• Failsafe states of each solenoid