2011 Subaru ForesterService bulletins
2011 Subaru Forester Technical Service Bulletins
358 technical service bulletins (TSBs) are on record for the 2011 Subaru Forester. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.
- 10142827Jun 11, 2018Electrical system. This bulletin provides a measurement and adjustment procedure for the stop lamp switch. An improperly adjusted (or faulty) stop lamp switch can cause any of the DTCs listed to set and result in the related system?s (e. g. VDC and/or EyeSight) warning lamp to illuminate.
- 10141499May 10, 2018Equipment. This bulletin announces a design change to the A/C Condenser receiver-dryer assembly. The change involves the addition of a rubber end cap and retaining clip onto the bottom of the receiver-dryer tank portion to prevent corrosion intrusion and enhance sealing.
- 10133517Mar 12, 2018Electrical system. This bulletin announces availability of new VDC Control Module & Hydraulic Units (VDCCM&H/U) to address isolated customer concerns of the green Hill Holder light blinking and cancel warning alarm sounding during cranking / starting the engine
- 10133516Mar 6, 2018Engine, Transmission and drivetrain. 2013-14MY Legacy and Outback Models with 2.5L FB Engines, 2011-14MY Forester Models with 2.5L FB Engines, 2015 MY Forester (Manual Transmissions Only), with 2.5L FB Engines, 2012-13 MY Impreza and XV Crosstrek Models with 2.0 FB Engines, 2014-15 MY Impreza and XV Crosstrek Models (Manual Transmissions Only) with 2.0 FB Engine As part of our dedication to customer satisfaction, Subaru of America, Inc.
- 10140479Feb 6, 2018Equipment, Engine. This bulletin provides details regarding a new oil filler tube o-ring developed to address engine oil seepage concerns. This seepage may accumulate along the bottom sealing surface of the rocker cover. The new o-ring utilizes material which has an increased resistance to engine heat.
- 10140424Feb 6, 2018Engine. This bulletin provides details regarding a new oil filler tube o-ring developed to address engine oil seepage concerns. This seepage may accumulate along the bottom sealing surface of the rocker cover. The new o-ring utilizes material which has an increased resistance to engine heat.
- 10130273Jan 26, 2018Electrical system, Exterior lighting. This bulletin provides a measurement and adjustment procedure for the stop lamp switch. An improperly adjusted (or faulty) stop lamp switch can cause any of the DTCs listed above to set and result in the related system?s (e. g. VDC and/or EyeSight) warning lamp to illuminate.
- 10130277Jan 11, 2018Body and structure. ( 2017-2018MY Impreza - 5 Dr Only)
- 10192930Jul 11, 2017Engine cooling. Subaru of America, Inc. (Subaru) is recalling 100,127 vehicles including certain 2007-2009 model year Legacy and Outback (turbo models only), 2008-2014 model year Impreza (turbo models only) and 2009-2013 model year Forester (turbo models only) vehicles to replace the secondary air pump relay.
- 10117529Jun 15, 2017Engine, Engine cooling. This Service Information bulletin announces a material change to the engine accessory drive / v-belt made to address customer concerns of a slipping belt (squeal or chirping) sound.
- 10111069Dec 27, 2016Engine cooling. This Service Information bulletin announces a design change to the internal contact portion of the oil pressure switch to increase durability
- 10120998Nov 21, 2016Engine, Equipment. Refer to bulletin for engine/transmission type. As part of our dedication to customer satisfaction, Subaru of America, Inc. is initiating a program to extend the original New Car Powertrain Limited Warranty coverage for excessive engine oil consumption on applicable vehicles to 8 years / 100,000 miles from the original warranty start date.
- 10120997Nov 16, 2016Equipment. The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site.
- 10120985Oct 19, 2016Engine. 2013-14MY Legacy and Outback Models with 2.5L FB Engines - 2011-14MY Forester Models with 2.5L FB Engines - 2015 MY Forester (Manual Transmissions Only) with 2.5L FB Engines - 2012-13 MY Impreza and XV Crosstrek Models with 2.0 FB Engines - 2014-15 MY Impreza and XV Crosstrek Models (Manual Transmissions Only) with 2.0 FB Engines. As part of our dedication to customer satisfaction, Subaru of America, Inc.
- 10131647Sep 30, 2016Equipment. The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site.
- 10182589Aug 12, 2016Equipment, Engine. This Service Information bulletin provides new inspection and repair procedures for AVCS (Active Valve Control System) -related DTCs on the FA and FB engine equipped models listed above. The applicable Service Manuals will be revised with this new information in the near future.
- 10120978Jun 24, 2016Electrical system, Engine cooling. This bulletin provides a procedure for removal of the accessory Turbo Boost Gauge and restoration of the vehicle to pre-installation (OEM) condition. Due to circumstances beyond the control of Subaru of America, Inc. (SOA), the accessory Turbo Boost Gauge, p.n. H501SFG500 is no longer available. In the interest of customer satisfaction, SOA will address customer concerns involving a failure of the gauge by…
- 10139506May 17, 2016Equipment. Panasonic audio systems troubleshooting guide
- 10139471May 4, 2016Air bags. NHTSA announced in a press conference today, the planned expansion of the airbag inflator recall to an additional 35 to 40 million vehicles from various manufacturers nationwide. We are currently assessing which of our models may be covered. We hope to make that determination soon. When specific vehicles are identified, owners will be notified plus vehicle identification numbers (VINs) can be researched on…
- 10140501Apr 28, 2016Engine, Equipment, Transmission and drivetrain. Revised TSB. As part of our dedication to customer satisfaction, Subaru of America, Inc. is initiating a program to extend the original New Car Powertrain Limited Warranty coverage for excessive engine oil consumption on applicable vehicles to 8 years / 100,000 miles from the original warranty start date.
- 10140523Apr 27, 2016Equipment. Oil Consumption Class Action Claim Notice Clarification VIN break point clarification Memo. Recently SOA has become aware of some retailer questions regarding the VIN breakpoint information supplied as part of the class action notice.
- 10140527Apr 14, 2016Equipment. Oil Consumption Class Action Law Suit Frequently Asked Questions
- 10140500Apr 13, 2016Engine, Transmission and drivetrain. Revised TSB. As part of our dedication to customer satisfaction, Subaru of America, Inc. is initiating a program to extend the original New Car Powertrain Limited Warranty coverage for excessive engine oil consumption on applicable vehicles to 8 years / 100,000 miles from the original warranty start date.
- 10140499Apr 12, 2016Equipment. Revised TSB. The Subaru Lock Information Site (SLIS) is located at http://lockinfo.subaru.com, and provides information on how to obtain immobilizer codes and key cut codes for Subaru vehicles from the 2000MY to present. This bulletin identifies the equipment required to initialize (reset) the immobilizer code and cut the key blanks, for both immobilizer and non-immobilizer type keys.
- 10120964Feb 24, 2016Engine cooling. Revised Service Bulletin: Surface Treatment Change To Oil Control Piston Rings This bulletin announces information regarding a major change to the repair procedures previously outlined in Service Bulletins 02-143-13R, 02-144-13R and 02-145-13R.
- 10083905Feb 1, 2016Engine. "proposed engine oil consumption class action settlement recently you may have seen various online and other media articles regarding subaru of america, inc. Reaching a proposed settlement in a class action lawsuit for alleged oil consumption concerns on certain subaru vehicles. Some media outlets also supplied varying information on the contents of this settlement. The following information is being provided to…
- 10235843Jan 15, 2016Engine cooling. surface treatment change to oil control piston rings
- 10081070Jan 15, 2016Engine. Revised service bulletin: surface treatment change to oil control piston rings this bulletin announces information regarding a major change to the repair procedures previously outlined in service bulletins 02-143-13r, 02-144-13r and 02-145-13r.
- 10094229Dec 7, 2015Equipment, Engine. This bulletin announces information regarding a major change to the repair procedures previously outlined in service bulletins 02-143-13r, 02-144-13r and 02-145-13r. These bulletins provided a repair procedure for the replacement of the piston rings to address verified concerns of unusual engine oil consumption. Vehicles confirmed as having this condition which are within the supplied vin ranges will no longer be…
- 10094224Dec 1, 2015Equipment, Engine. The purpose of this bulletin is to provide procedures for the diagnosis and repair of oil seepage which may be coming from the timing chain cover, front camshaft cap, camshaft carrier and / or upper oil pan.
- 10093904Nov 19, 2015Equipment, Engine. This bulletin announces information regarding a major change to the repair procedures previously outlined in service bulletins 02-143-13r, 02-144-13r and 02-145-13r. These bulletins provided a repair procedure for the replacement of the piston rings to address verified concerns of unusual engine oil consumption. Vehicles confirmed as having this condition which are within the supplied vin ranges will no longer be…
- 10093875Nov 12, 2015Engine. This bulletin announces information regarding a major change to the repair procedures previously outlined in service bulletins 02-143-13r, 02-144-13r and 02-145-13r. These bulletins provided a repair procedure for the replacement of the piston rings to address verified concerns of unusual engine oil consumption. Vehicles confirmed as having this condition which are within the supplied vin ranges will no longer be…
- 10093105Sep 11, 2015Equipment. "this service information bulletin announces a design change to the oil pressure switch assembly. Nickel plating has been applied to the internal switch contacts to enhance their durability and reduce the possibility of poor contact which could affect operation or cause improper illumination of the oil pressure warning lamp. A small pilot portion was added to the threaded area on p.n. 25240ka051 as shown in the…
- 10093103Sep 10, 2015Engine. "this bulletin announces information regarding a major change to the repair procedures previously outlined in service bulletins 02-143-13r, 02-144-13r and 02-145-13r. These bulletins provided a repair procedure for the replacement of the piston rings to address verified concerns of unusual engine oil consumption. Vehicles confirmed as having this condition which are within the supplied vin ranges will no longer be…
- 10093067Sep 10, 2015Engine. "this service information bulletin announces a design change to the oil pressure switch assembly. Nickel plating has been applied to the internal switch contacts to enhance their durability and reduce the possibility of poor contact which could affect operation or cause improper illumination of the oil pressure warning lamp. A small pilot portion was added to the threaded area on p.n. 25240ka051 as shown in the…
- 10092488Aug 6, 2015Engine. The purpose of this bulletin is to provide procedures for the diagnosis and repair of oil seepage which may be coming from the timing chain cover, front camshaft cap, camshaft carrier and / or upper oil pan.
- 10092011Jul 28, 2015Engine. "this bulletin announces information regarding a major change to the repair procedures previously outlined in service bulletins 02-143-13r, 02-144-13r and 02-145-13r. These bulletins provided a repair procedure for the replacement of the piston rings to address verified concerns of unusual engine oil consumption. Vehicles confirmed as having this condition which are within the supplied vin ranges will no longer be…
- 10140549Jun 17, 2015Equipment, Steering. 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.
- 10140462Jun 10, 2015Engine, Electrical system. This Bulletin provides a procedure for diagnosis and determination of necessary part replacement in the event any of the ?AVCS Slow Response? or ?AVCS System Failure? DTCs listed above are found to be stored in the ECM memory. A possible cause of these conditions is contamination within the camshaft sprocket and / or oil control solenoid valve (OCV) mechanism.
- 10090405May 27, 2015Engine, Electrical system. This bulletin announces availability of reprogramming files to address customer concerns of extended cranking time before the engine starts.
- 10141514Apr 24, 2015Brakes. Annoucment to UPDATE ? Subaru Recall Campaign WQQ?52 Brake Line Corrosion
- 10141513Apr 23, 2015Engine cooling. This Service Information bulletin provides revised procedures for inspection and measurement of the cylinder block assembly to determine whether or not replacement is necessary. Read through and understand this information completely before proceeding with any repairs to the cylinder block. All Models with FA and FB Engines, 2011MY and Later.
- 10090762Mar 24, 2015Engine. This bulletin announces information regarding a major change to the repair procedures previously outlined in service bulletins 02-143-13r, 02-144-13r and 02-145-13r. These bulletins provided a repair procedure for the replacement of the piston rings to address verified concerns of unusual engine oil consumption. The purpose of revising this bulletin is to correct the transmission type.
- 10090488Mar 10, 2015Equipment. This bulletin was revised to advise retailers the warranty/claim information has been updated.
- 10090457Mar 4, 2015Equipment. The purpose of this bulletin is to provide a description of current changes to service manuals available via the subaru technical information system (stis) web site.
- 10083892Feb 19, 2015Electrical system. This bulletin provides a procedure for diagnosis and determination of necessary part replacement in the event any of the avcs slow response or avcs system failure dtcs listed above are found to be stored in the ecm memory. A possible cause of these conditions is contamination within the camshaft sprocket and / or oil control solenoid valve (ocv) mechanism.
- 10083887Feb 17, 2015Engine. This bulletin announces information regarding a major change to the repair procedures previously outlined in service bulletins 02-143-13r, 02-144-13r and 02-145-13r. These bulletins provided a repair procedure for the replacement of the piston rings to address verified concerns of unusual engine oil consumption. The purpose of revising this bulletin is to correct the transmission type.
- 10083865Feb 10, 2015Engine. The purpose of this bulletin is to provide procedures for the diagnosis and repair of oil seepage which may be coming from the timing chain cover, front camshaft cap, camshaft carrier and / or upper oil pan.
- 10080880Jan 26, 2015Brakes. This recall is being issued as a result of incomplete repair instructions provided in the impreza and forester repair procedure for the wqk-47 brake line corrosion recall.
- 10080783Jan 26, 2015Brakes. This announcement is to advise of recall wqq-52 being issued as a result of incomplete repair instructions provided in the impreza, wrx, sti, and forester repair procedure for the wqk-47 brake line corrosion recall.
← All problems reported for the 2011 Subaru Forester
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.