Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2021 Subaru Forester BaseFACTORY OEM SERVICE PROCEDURE
Converter Case: Installation
- Install the oil pump. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Oil Pump>INSTALLATION .
- Install the oil pump chain cover. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Oil Pump Chain>INSTALLATION .
- Install the front differential. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Front Differential>INSTALLATION .
- Install the drive pinion. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Drive Pinion>INSTALLATION .
- Install the forward clutch. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Forward Clutch>INSTALLATION .
- Install the reverse brake. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Reverse Brake>INSTALLATION .
- Install the primary pulley, secondary pulley and variator chain. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Primary Pulley and Secondary Pulley>INSTALLATION .
- Install the reduction drive gear. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Reduction Drive Gear>INSTALLATION .
- Install the transmission case. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Transmission Case>INSTALLATION .
- Install the transmission control device. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Transmission Control Device>INSTALLATION .
- Install the oil strainer and oil pan. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Oil Pan>INSTALLATION .
- Install the reduction driven gear. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Reduction Driven Gear>INSTALLATION .
- Install the parking pawl. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Parking Pawl>INSTALLATION .
- Install the transfer driven gear. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Transfer Driven Gear>INSTALLATION .
- Install the transfer clutch. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Transfer Clutch>INSTALLATION .
- Install the extension case. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Extension Case>INSTALLATION .
- Install the electric oil pump. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Electric Fluid Pump>INSTALLATION .
- Install the inhibitor switch. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Inhibitor Switch>INSTALLATION .
- Install the secondary speed sensor. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Secondary Speed Sensor>INSTALLATION .
- Install the primary speed sensor. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Primary Speed Sensor>INSTALLATION .
- Install the turbine speed sensor. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>TURBINE SPEED SENSOR>INSTALLATION .
- Install the transmission harness. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Transmission Harness>INSTALLATION .
- Install the control valve body. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Control Valve Body>INSTALLATION .
- Install the air breather hose. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Air Breather Hose>INSTALLATION .
- Install the transmission body. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>Transmission Assembly>INSTALLATION .
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.