NHTSA ID Number: 10091965
Manufacturer Communication Number: 04-13-09R
Summary
IF YOU ENCOUNTER A VEHICLE THAT HAS A GROANING TYPE NOISE COMING FROM THE POWER STEERING PUMP WHEN THE WHEEL IS TURNED TO THE FULL RIGHT OR LEFT POSITION WHEN THE VEHICLE IS PARKED, IT MAY BE CAUSED BY THE RELIEF VALVE VIBRATING WITHIN THE PUMP. IN LIEU OF REPLACING THE POWER STEERING PUMP, THE RELIEF VALVE IS NOW AVAILABLE AS A REPLACEMENT PART.
NUMBER: 04-13-09R
DATE: 12/14/09
REVISED: 09/18/15
| APPLICABILITY: | 2001~07MY Legacy/Outback H-6 |
| 2003~08MY Forester 2.5L N/A and Turbo | |
| 2004~11MY Impreza 2.5L N/A | |
| SUBJECT: | Power Steering Pump Relief Valve |
INTRODUCTION
If you encounter a vehicle that has a groaning type noise coming from the power steering pump when the wheel is turned to the full right or left position when the vehicle is parked, it may be caused by the relief valve vibrating within the pump. In lieu of replacing the power steering pump, the relief valve is now available as a replacement part.
PART INFORMATION
Note: The power steering pump part numbers are listed for reference only.
| APPLICABILITY | PART NUMBER (RELIEF VALVE) | PART NUMBER (P/S PUMP) | PARTS BULLETIN INFO |
|---|---|---|---|
| 2001~03MY LEGACY/OUTBACK H6 | 34441AG030 | 34430AE0839L
Steering System Hydraulic Pump for Subaru for Outback 3.0L H6 2001-2004 34430-AE083 34430AE083 34430AE0839L 34430AE082 34430-AE082 Power Steering Pump
Last update on 2026-06-17 / Affiliate links / Images from Amazon Product Advertising API | – |
| 2004MY LEGACY/OUTBACK H6 | 34441AG030 | ||
| 2005~07MY LEGACY/OUTBACK H6 | 34441AG040 | 34430AG0119L | – |
| 2003~05MY FORESTER 2.5L N/A | 34441AG030 | 34430SA010 | See P.B. 000893 |
| 2003~08MY FORESTER Turbo | 34441AG030 | 34430SA000 | See P.B. 000900 |
| 2006~08MY FORESTER 2.5L N/A | 34441AG020 | 34430SA0219L
Subaru 34430SA0219L Power Steering Pump
Last update on 2026-06-17 / Affiliate links / Images from Amazon Product Advertising API | – |
| 2004MY IMPREZA 2.5L N/A | 34441AG010 | 34430FE050 | See P.B. 000871 |
| 2005MY IMPREZA 2.5L N/A | 34441AG010 | 34430FE081 | – |
| 2006~07MY IMPREZA 2.5L N/A | 34441AG020 | 34430SA020 | See P.B. 000870 |
| 2009~10MY FORESTER 2.5L N/A | 34441FG000 | 34430FG011 | – |
| 2011~13MY FORESTER 2.5L N/A | 34441FG000 | 34430SC011 | – |
Note: Always confirm the correct part number with your parts department before ordering.
REPAIR/SERVICE INFORMATION
Before performing the repair, check the following items first:
- Check to make sure the tires are properly inflated.
- Check to make sure the power steering fluid is at the proper level.
- Check to make sure the belt is properly adjusted.
- Check to make sure the hoses are properly aligned and not rubbing anything.
- Check to make sure there is no air in the system.
After making any necessary adjustments if the noise is still present, perform the following:
- Park the vehicle on a dry solid surface (concrete preferred). With the engine idling, transmission in park or neutral with the parking brake applied, turn the steering wheel to the full right or left position. If the noise is heard, replace the relief valve.
- Remove the power steering pump; refer to the applicable service manual.
- Place the power steering pump in a vise.
- Remove the plug using a 22mm box wrench.
- Using a pair of tweezers, remove the relief valve. Note: Be careful not to scratch the inside of the pump housing.
- Install a new relief valve.
- Confirm that the relief valve moves smoothly by pushing it in and out several times.
- Install plug and torque to proper specification 30~40 N-m (3.0~4.0 Kgf-m, 22.1~29.5 ft-lb)
- Reinstall power steering pump; refer to the applicable service manual.
NHTSA ID Number: 10153183
Manufacturer Communication Number: 04-13-09R
Summary
This post was revised in error. It has been corrected back and removed from the posting list. The message was corrected on 04-13-14R posting dated 11/14/2018.
1 Associated Document
Manufacturer Communications
NUMBER: 04-13-09R
DATE: 12/14/09
REVISED: 11/13/18
MC-10153183-9999.pdf 224.543KB
NHTSA ID Number: 10093117
Manufacturer Communication Number: 04-13-09R
Summary
IF YOU ENCOUNTER A VEHICLE THAT HAS A GROANING TYPE NOISE COMING FROM THE POWER STEERING PUMP WHEN THE WHEEL IS TURNED TO THE FULL RIGHT OR LEFT POSITION WHEN THE VEHICLE IS PARKED, IT MAY BE CAUSED BY THE RELIEF VALVE VIBRATING WITHIN THE PUMP. IN LIEU OF REPLACING THE POWER STEERING PUMP, THE RELIEF VALVE IS NOW AVAILABLE AS A REPLACEMENT PART.
1 Associated Document
Service Bulletin Document
NUMBER: 04-13-09R
DATE: 12/14/09
REVISED: 07/06/15
SB-10091965-2280.pdf 331.436KB
NHTSA ID Number: 10140549
Manufacturer Communication Number: 04-13-09R
Summary
If you encounter a vehicle that has a groaning type noise coming from the power steering pump when the wheel is turned to the full right or left position when the vehicle is parked, it may be caused by the relief valve vibrating within the pump. In lieu of replacing the power steering pump, the relief valve is now available as a replacement part.
1 Associated Document
Manufacturer Communications
NUMBER: 04-13-09R
DATE: 12/14/09
REVISED: 06/17/15
- genuine oem factory part
- exact fit
- durable
- best in quality
- this is not an aftermarket part
- 100,000 mile fluid life
- For use in Asian vehicle manufacturers: Toyota, Lexus, Honda, Acura, Nissan, Infiniti, Kia, Hyundai, Subaru
, Mazda, Suzuki and others - 2x anti-wear protection for enhanced system life vs. conventional fluid; more protection against pump failure, squeals and clogs
- Synthetic formula for longer life and more protection
- Size: 12 oz.
- Advanced formulation technology provides outstanding protection to the entire power steering system while delivering smooth performance under the most severe operating conditions
- Unique friction technology provides efficient and noise-free operation
- Superior low temperature performance for easy flow and protection against cavitation and elimination of "squawking" and "squealing"
- Robust anti-wear and inhibitor chemistry provides enhanced component and fluid durability and long-life
- Excellent compatibility with seals, gaskets and internal components to reduce the potential for leaks and ensures smooth performance over extended intervals
- For use in 95% of vehicles including most CVTs in operation with US registered light duty applications
- High performance conditioning agents prolong seal elasticity to prevent leaks
- Improved durability & transmission life with anti-wear technology to avoid costly repairs
- Enhanced high & low temp performance supports transmission fluid in all weather situations
- Full synthetic formula with advanced additives protects against transmission breakdown better than conventional fluids
Last update on 2026-06-17 / Affiliate links / Images from Amazon Product Advertising API
This product presentation was made with AAWP plugin.
SEOCONTENT-START
Bulletin Number: 04-13-09R; Revised: 06/17/15 Page 1 NUMBER: 04-13-09R DATE: 12/14/09 REVISED: 07/06/15 APPLICABILITY: 2001~07MY Legacy/Outback H-6 2003~08MY Forester 2.5L N/A and Turbo 2004~11MY Impreza 2.5L N/A SUBJECT: Power Steering Pump Relief Valve INTRODUCTION If you encounter a vehicle that has a groaning type noise coming from the power steering pump when the wheel is turned to the full right or left position when the vehicle is parked, it may be caused by the relief valve vibrating within the pump. In lieu of replacing the power steering pump, the relief valve is now available as a replacement part. PART INFORMATION Note: The power steering pump part numbers are listed for reference only. APPLICABILITY PART NUMBER (RELIEF VALVE) PART NUMBER (P/S PUMP) 2001~03MY LEGACY/OUTBACK H6 34441AG030 34430AE082 2004MY LEGACY/OUTBACK H6 34441AG030 34430AE083 2005~07MY LEGACY/OUTBACK H6 34441AG040 34430AG011 2003~05MY FORESTER 2.5L N/A 34441AG030 34430SA010 2003~08MY FORESTER Turbo 34441AG030 34430SA000 2006~08MY FORESTER 2.5L N/A 34441AG020 34430SA020 2004MY IMPREZA 2.5L N/A 34441AG010 34430FE050 2005MY IMPREZA 2.5L N/A 34441AG010 34430FE081 2006~07MY IMPREZA 2.5L N/A 34441AG020 34430SA020 Note: Always confirm the correct part number with your parts department before ordering. continued… SERVICE BULLETIN 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. ยฉ 2014 Subaru
of America, Inc. All rights reserved. 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 ISO 14001 is 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. Bulletin Number: 04-13-09R; Revised: 06/17/15 Page 2 REPAIR/SERVICE INFORMATION Before performing the repair, check the following items first: โ Check to make sure the tires are properly inflated. โ Check to make sure the power steering fluid is at the proper level. โ Check to make sure the belt is properly adjusted. โ Check to make sure the hoses are properly aligned and not rubbing anything. โ Check to make sure there is no air in the system. After making any necessary adjustments if the noise is still present, perform the following: โข Park the vehicle on a dry solid surface (concrete preferred). With the engine idling, transmission in park or neutral with the parking brake applied, turn the steering wheel to the full right or left position. If the noise is heard, replace the relief valve. This plug will be removed to replace the relief valve. Do not remove this plug. โข Remove the power steering pump; refer to the applicable service manual. continued… Bulletin Number: 04-13-09R; Revised: 06/17/15 Page 3 โข Place the power steering pump in a vise. โข Remove the plug using a 22mm box wrench. Relief Valve Plug Bulletin Number: 04-13-09R; Revised: 06/17/15 Page 4 โข Using a pair of tweezers, remove the relief valve. Note: Be careful not to scratch the inside of the pump housing. โข Install a new relief valve. โข Confirm that the relief valve moves smoothly by pushing it in and out several times. โข Install plug and torque to proper specification 30~40 N-m (3.0~4.0 Kgf-m, 22.1~29.5 ft-lb) โข Reinstall power steering pump; refer to the applicable service manual. WARRANTY/CLAIM INFORMATION For vehicles within warranty this repair may be claimed using: LABOR DESCRIPTION LABOR OPERATION # FAIL CODE LABOR TIME Power Steering Pump Assembly – R&R B657-751 RDB-25 0.9 Power Steering Pump Relief Valve – R&R C657-758 0.1
**************************************************************************************************************
SEOCONTENT-END















