Design Change to Lock-Up Type Torque Converter – 2010-2012 Subaru Legacy & Outback with CVT

NHTSA ID Number: 10234839

Manufacturer Communication Number: 169013R

Summary

Design Change to Lock-Up Type Torque Converter

 


NUMBER: 16-90-13R
DATE: 01/06/14
REVISED: 05/07/14

APPLICABILITY:2010-12 MY Legacy and Outback Models Equipped with CVT Transmission
SUBJECT:Design Change to Lock-Up Type Torque Converter

 

INTRODUCTION

This bulletin announces the availability of a countermeasure torque converter assembly to address a customer concern of very low engine RPM when coming to a stop.  The condition is similar to coming to a stop in a manual transmission equipped vehicle without depressing the clutch pedal.  Thrust washer wear inside the torque converter can cause restriction of the oil passage used to bleed off lock-up clutch application pressure.  The result is either a delayed (momentary low engine rpm) or no lock-up pressure release.  The thrust washer has been changed from a solid bushing-type to a needle bearing type.

 

COUNTERMEASURE IN PRODUCTION

The countermeasure torque converter was incorporated into production October 1, 2013 starting with transmission #633208. Remanufactured CVT assemblies with a production date of 12/31/2013 or later as indicated on the shipping container label include this revised torque converter.

 

PART INFORMATION

PART NUMBERDESCRIPTIONQUANTITY
31100AB171Torque Converter Assy.1
806735290
Subaru Left Front Drive Axle Seal Ascent Crosstrek Baja Legacy Forester Outback Impreza WRX STI 806735090 Genuine OEM
  • Genuine SubarueBay logo Left Transaxle Output Oil Seal
  • Genuine SubarueBay logo Part Number: 806735290
  • See product description for vehicle fit

Last update on 2026-06-16 / Affiliate links / Images from Amazon Product Advertising API


 

Differential Side Seal (L/H)1
806735300
Sale
Subaru Genuine Right Hand Inner Axle Seal - 806735300
  • SubarueBay logo Genuine Part Number: 806735300
  • 2005-2018 Outback and Legacy
  • 2004-2018 Impreza
  • 2004-2018 WRXeBay logo
  • 2004-2018 STieBay logo

Last update on 2026-06-16 / Affiliate links / Images from Amazon Product Advertising API


 

Differential Side Seal (R/H)1
28333SA000Axle Shaft C-Clip2
SOA635043CVT Fluid (Quart)4

 

SERVICE PROCEDURE / INFORMATION

  • Always verify the customer concern before proceeding with any diagnostics and / or repairs.
  • Diagnose any stored DTCs per the applicable Service Manual.
  • Perform a line pressure test to rule out other possible pressure-related causes for the condition.
  • After performing the applicable diagnostics, replace the torque converter assembly following the procedure outlined in the appropriate Service Manual.
  • Both front differential side (axle shaft) oil seals and axle shaft c-clips are one-time use items and must be replaced as part of this repair.
  • In rare instances, should the condition persist after replacing the torque converter, the valve body assembly may also require replacement.
  • Before releasing the vehicle, always confirm the CVT has been refilled to the proper level by following the procedure outlined in the appropriate Service Manual.

REMINDER:  In the event the valve body requires replacement, the Learning Control procedure must be performed after installation to complete the repair.

 


6 Affected Products

Vehicles

MAKEMODELYEAR
SUBARUeBay logoLEGACY2010-2012
SUBARUeBay logoOUTBACK2010-2012

 


1 Associated Document

Manufacturer Communications

NUMBER: 16-90-13R
DATE: 01/06/14
REVISED: 05/07/14

https://www.nhtsa.gov/recalls?nhtsaId=10234839

MC-10234839-9999.pdf 266.815KB

 


NHTSA ID Number: 10235836

Manufacturer Communication Number: 169013

Summary

Design Change to Lock-Up Type Torque Converter

 

1 Associated Document

Manufacturer Communications

NUMBER: 16-90-13
DATE: 01/06/14

https://www.nhtsa.gov/recalls?nhtsaId=10235836

MC-10235836-9999.pdf 445.895KB

 


 

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Last update on 2026-05-27 / Affiliate links / Images from Amazon Product Advertising API


 

 


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