2021 Subaru Ascent BaseFACTORY OEM SERVICE PROCEDURE

Converter Case: Installation

  1. Install the front reduction drive gear and front reduction driven gear. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>Front Reduction Drive Gear>INSTALLATION .
  2. Install the converter case cover. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>Converter Case Cover>INSTALLATION .
  3. Install the oil pump chain cover and the oil pump chain. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>Oil Pump Chain>INSTALLATION .
  4. Install the front differential. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>Front Differential>INSTALLATION .
  5. Install the drive pinion. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>Drive Pinion>INSTALLATION .
  6. Install the primary pulley, secondary pulley and variator chain. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>Primary Pulley and Secondary Pulley>INSTALLATION .
  7. Install the transmission case. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>Transmission Case>INSTALLATION .
  8. Install the forward clutch. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>Forward Clutch>INSTALLATION .
  9. Install the intermediate case. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>Intermediate Case>INSTALLATION .
  10. Install the transfer reduction driven gear. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>Transfer Reduction Driven Gear>INSTALLATION .
  11. Install the transfer clutch. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>Transfer Clutch>INSTALLATION .
  12. Install the rear drive shaft. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>Rear Drive Shaft>INSTALLATION .
  13. Install the extension case. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>Extension Case>INSTALLATION .
  14. Install the primary speed sensor. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>Primary Speed Sensor>INSTALLATION .
  15. Install the secondary pressure sensor. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>Secondary Pressure Sensor>INSTALLATION .
  16. Install the transmission harness. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>Transmission Harness>INSTALLATION .
  17. Install the control valve body and oil pan. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>Control Valve Body>INSTALLATION .
  18. Install the air breather hose. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>Air Breather Hose>INSTALLATION .
  19. Install the transmission body. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>Transmission Assembly>INSTALLATION .
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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.