NHTSA ID Number: 10233081
Manufacturer Communication Number: 168813
Summary
Service Part Availability of Revolution Sensor O-Ring
NUMBER: 16-88-13
DATE: 12/17/13
| APPLICABILITY: | All Models with CVT Transmission |
| SUBJECT: | Service Part Availability of Revolution Sensor O-Ring |
INTRODUCTION
The sealing o-rings for the CVT revolution sensors are now available as a separate service parts. In the past, these o-rings were only available with the sensor as an assembly.
PART INFORMATION
| REVOLUTION SENSOR PART NUMBER | O-RING PART NUMBER |
| 31937AA071 | 806913270 |
| 31937KA060 | |
| 31937AA170 | 13099AA050 |
In addition, the applicable o-ring has been incorporated into the following gasket and seal kit part numbers: 31017AA000, 010 and 020.
SERVICE PROCEDURE / INFORMATION
Follow the procedure in the applicable Service Manual for removal / installation of the revolution sensors.
NOTE: The sealing o-ring is a one-time use part. Therefore, any time the revolution sensor is removed, the sealing o-ring must be replaced.
1 Affected Product
Vehicle
1 Associated Document
Manufacturer Communications
NUMBER: 16-88-13
DATE: 12/17/13
MC-10233081-9999.pdf 399.128KB
- 6 Quarts of genuine Subaru
CVTF-II fluid - SOA427V1660 x6 This is green fluid
- 2013-2019 Crosstrek with CVT NON HYBRID, 2014-2016 Crosstrek CVT HYBRID
- 2014-2023 Forester 2.5 Naturally Aspirated with CVT NON TURBO (NOT FOR WILDERNESS)
- 2010-2019 Legacy 2.5 FB25 with CVT, 2010-2014 Legacy 3.6 with CVT, 2010-2019 Outback 2.5 FB25 with CVT, 2010-2014 Outback 3.6 with CVT, 2012-2023 Impreza 2.0 non turbo with CVT
- [Fine Tune Your Vehicle]: Automatic and manual transmission fluid provides hydraulic pressure, lubrication, and friction to your vehicle’s engine; Use the Idemitsu CVT Type SB2 CVT Transmission Fluids 5 Quart Bottle to top off your vehicle and keep you on the road longer
- [Smoother Shifting]: Continuously variable transmission oil will help your gears shift properly to prevent hard or jerky shifting; Designed with frictional properties for superior performance and high torque
- [Extend Engine Life]: Precisely engineered transmission CVT fluid resists buildup; Anti-wear technology protects your belts, gears, and pullies, while high viscosity properties withstand intense temperatures
- [For Your Vehicle]: SB2 CVT fluid is compatible with Subaru TR580 transmissions; Refer to owner manual specifics to ensure compatibility; CVT transmission oil is crafted to meet Type CVTF-II specifications
- [Contents]: Vehicle lubricant package includes 1 bottle of Idemitsu SB2 CVT oil transmission fluid; 1 bottle of 5 quart (4.7L) CVT trans fluid makes refilling your vehicle more convenient
- Compatible with Subaru CVTs: Specifically designed for Subaru continuously variable transmissions, particularly TR580, ensuring precise performance with CVTF II specification. Ideal for automatic and manual transmission systems requiring hydraulic pressure, lubrication, and friction.
- Smooth Shifting Performance: Designed with precise frictional properties to support smooth, consistent gear shifts, preventing hard or jerky transitions, and ensuring superior performance in high-torque applications.
- Extended Transmission Life: Advanced formulation resists buildup and uses anti-wear technology to protect belts, gears, and pulleys, while high viscosity properties withstand intense temperatures.
- Optimal Viscosity Stability: The fluid maintains excellent viscosity at both high and low temperatures, ensuring efficient lubrication and friction control even under extreme conditions.
- Certified Quality: Manufactured to meet the highest quality standards, backed by ISO certifications, and trusted by leading automotive manufacturers for reliable performance and protection.
- 8 Quarts of genuine Subaru CVTF-II fluid
- SOA427V1660 x8 This is green fluid
- 2013-2019 Crosstrek with CVT non hybrid, 2014-2016 Crosstrek CVT hybrid
- 2014-2023 Forester 2.5 Naturally Aspirated with CVT non turbo (not for wilderness)
- 2010-2019 Legacy 2.5 FB25 with CVT, 2010-2014 Legacy 3.6 with CVT, 2010-2019 Outback 2.5 FB25 with CVT, 2010-2014 Outback 3.6 with CVT, 2012-2023 Impreza 2.0 non turbo with CVT
Last update on 2026-05-27 / Affiliate links / Images from Amazon Product Advertising API
SEOCONTENT-START
Bulletin Number: 16-88-13; Date: 12/17/13 Page 1 INTRODUCTION The sealing o-rings for the CVT revolution sensors are now available as a separate service parts. In the past, these o-rings were only available with the sensor as an assembly. PART INFORMATION REVOLUTION SENSOR PART NUMBER O-RING PART NUMBER 31937AA071 806913270 31937KA060 31937AA170 13099AA050 In addition, the applicable o-ring has been incorporated into the following gasket and seal kit part numbers: 31017AA000, 010 and 020. SERVICE PROCEDURE / INFORMATION Follow the procedure in the applicable Service Manual for removal / installation of the revolution sensors. NOTE: The sealing o-ring is a one-time use part. Therefore, any time the revolution sensor is removed, the sealing o-ring must be replaced. NUMBER: 16-88-13 DATE: 12/17/13 APPLICABILITY: All Models with CVT Transmission SUBJECT: Service Part Availability of Revolution Sensor O-Ring SERVICE INFORMATION ATTENTION: GENERAL MANAGER q PARTS MANAGER q CLAIMS PERSONNEL q SERVICE MANAGER q IMPORTANT – All Service Personnel Should Read and Initial in the boxes provided, right. CAUTION: VEHICLE SERVICING PERFORMED BY UNTRAINED PERSONS COULD RESULT IN SERIOUS INJURY TO THOSE PERSONS OR TO OTHERS. Subaru Service Bulletins are intended for use by professional technicians ONLY. They are written to inform those technicians of conditions that may occur in some vehicles, or to provide information that could assist in the proper servicing of the vehicle. Properly trained technicians have the equipment, tools, safety instructions, and know-how to do the job correctly and safely. If a condition is described, DO NOT assume that this Service Bulletin applies to your vehicle, or that your vehicle will have that condition. SUBARU OF AMERICA, INC. IS “ISO 14001 COMPLIANT” The international standard for excellence in Environmental Management Systems. Please recycle or dispose of automotive products in a manner that is friendly to our environment and in accordance with all local, state and federal laws and regulations.
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