The 2008 Outback XT pairs a potent 2.5L turbo boxer with a 4EAT automatic or 5-speed manual, but the EJ255 engine is prone to catastrophic internal failures and the head-gasket plague still lurks. When maintained meticulously these are fun sleepers; neglect them and you're staring at $6,000+ engine bills.
EJ255 Piston Ring Land Failure / Ringland Breakage
Common · high severity
Typical onset: 60,000-120,000 mi
Symptoms: sudden misfire with flashing CEL, white/blue smoke on acceleration, loss of compression in cylinder 2 or 4, metallic rattling if bearing damage follows
Fix: Ringland failure typically destroys the piston and scores the cylinder wall. Requires complete shortblock replacement or full rebuild with forged pistons. 18-24 labor hours for shortblock R&R, plus machine work if rebuilding. Root cause is often aggressive tuning, poor-quality fuel, or detonation from carbon buildup.
Estimated cost: $5,500-8,500
Head Gasket Failure (External Coolant Leak)
Common · medium severity
Typical onset: 80,000-140,000 mi
Symptoms: coolant seepage at block/head seam on driver side, sweet smell after driving, slow coolant loss with no visible puddle, rare internal leak causing misfire or overheat
Fix: External weeping is the EJ255's signature move, though less catastrophic than internal failure. Both heads should be resurfaced, timing belt and water pump replaced while open. 14-18 labor hours. Use multi-layer steel gaskets and ARP studs if modded.
Estimated cost: $2,200-3,500
Turbocharger Failure (IHI VF40)
Occasional · high severity
Typical onset: 100,000-150,000 mi
Symptoms: loud whistling or grinding on boost, oil smoke from exhaust, loss of boost pressure, severe oil consumption, metal shavings in intake or exhaust side
Fix: Bearing failure from oil starvation or prolonged high-temp operation. OEM replacement is $1,800-2,400 just for the turbo; aftermarket options like VF52 or TD04 run $1,200-2,000. Labor is 6-9 hours including coolant/oil lines, downpipe, and heat shield removal. Always replace banjo bolt crush washers and check oil feed screen.
Estimated cost: $2,500-4,200
Transmission Oil Cooler Line Corrosion (4EAT Auto)
Common · medium severity
Typical onset: 90,000-140,000 mi
Symptoms: transmission fluid leak at radiator connection, pink fluid pooling under engine bay, delayed shifts or slipping if fluid level drops, milky transmission fluid if coolant cross-contaminates
Fix: Steel lines rust through where they connect to radiator-mounted cooler. Replace both lines and inspect for coolant intrusion into ATF (death sentence for transmission). 2-4 labor hours. If coolant mixed with ATF, transmission flush mandatory; if driven low on fluid, expect clutch pack damage requiring rebuild.
Estimated cost: $400-900
Timing Belt & Water Pump Service Neglect
Occasional · high severity
Typical onset: 105,000 mi (or 105 months)
Symptoms: no symptoms until catastrophic failure, squealing from belt area if tensioner failing, coolant leak if water pump seeps
Fix: Interference engine — belt failure bends valves instantly. Subaru interval is 105k/105mo. Replace belt, tensioner, idlers, water pump, and front crank seal as a package. 5-7 labor hours. If belt snaps, add valve job or head replacement: 12-18 hours, $2,500-4,500 in additional labor and parts.
Estimated cost: $900-1,400
Banjo Bolt Oil Feed Filter Clogging
Occasional · high severity
Typical onset: any mileage if oil changes skipped
Symptoms: turbo whine or bearing noise, excessive oil consumption, blue smoke under boost, turbo failure within 5,000-10,000 miles
Fix: Tiny filter screen in banjo bolt feeding turbo oil inlet clogs with sludge if oil changes exceed 5,000 mi or wrong oil used. Starves turbo bearings. Remove bolt, clean screen, replace crush washers every oil change or 15k intervals. Takes 15 minutes preventively; costs $3,000+ if it kills the turbo.
Estimated cost: $0 (preventive) or see turbo failure
Transmission Mount and Pitch Stop Deterioration
Common · low severity
Typical onset: 70,000-110,000 mi
Symptoms: clunk on hard acceleration or deceleration, excessive engine rocking, vibration at idle in Drive, shifter slop in manual transmission models
Fix: Rear transmission mount and front pitch stop bushings collapse. Allows driveline to slam under load. Replace all four engine/trans mounts as a set for best results. 2-3 labor hours. Aftermarket polyurethane mounts last longer but increase NVH.
Estimated cost: $450-750
Owner tips
Change oil every 3,750 miles with 5W-30 synthetic — turbos and AVCS solenoids are oil-quality sensitive.
Inspect turbo oil feed banjo bolt screen every other oil change; replace crush washers every time.
Do not tune or modify boost without supporting fuel system and proper dyno tuning — detonation kills pistons fast.
Replace timing belt at 105k or 8 years regardless of condition; do water pump, tensioner, and all idlers at same time.
If transmission cooler lines leak, check ATF for milky appearance before driving — coolant contamination requires immediate flush or rebuild.
Buy only with full service records and recent timing belt, then budget $3,000-5,000 for eventual engine or turbo work — great driving dynamics but expensive to keep alive long-term.
AI-assisted summary drawn from NHTSA recall data, our labor-times database, and platform knowledge. Not a substitute for a pre-purchase inspection on a specific vehicle.
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AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE · 20V001000
2020-01-02 · EA15001
Subaru of America, Inc. (Subaru) is recalling certain 2009-2013 Forester, 2003-2006 Baja, 2004-2011 Impreza, 2004-2014 WRX (STI included), 2003-2014 Legacy and Outback, and 2005-2006 Saab 9-2X vehicles originally sold, or ever registered, in the states of Alabama, California, Florida, Georgia, Hawaii, Louisiana, Mississippi, South Carolina, Texas, Puerto Rico, American Samoa, Guam, the Northern Mariana Islands (Saipan), and the U.S. Virgin Islands or "Zone A."
These vehicles had their passenger frontal air bag inflators previously replaced under a prior recall using inflators of the same design. The inflators may explode due to propellant degradation occurring after long-term exposure to high absolute humidity, temperature and temperature cycling.
Consequence: An inflator explosion may result in sharp metal fragments striking the driver or other occupants resulting in serious injury or death.
Remedy: Subaru will notify their owners. General Motors will notify Saab owners. Dealers will replace the passenger air bag inflators with alternate inflators, free of charge. The recall began January 7, 2020. Subaru Owners may contact Subaru customer service at 1-844-373-6614. Saab owners may contact the Saab Customer Assistance Center at 1-800-955-9007. Subaru's number for this recall is TKA-20.
AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE · 20V002000
2020-01-02 · EA15001
Subaru of America, Inc. (Subaru) is recalling certain 2009-2013 Forester, 2003-2006 Baja, 2004-2011 Impreza, 2004-2014 WRX (including STI), 2003-2014 Legacy and Outback, and 2006 Saab 9-2X vehicles originally sold, or ever registered, in the states of Arizona, Arkansas, Delaware, District of Columbia, Illinois, Indiana, Kansas, Kentucky, Maryland, Missouri, Nebraska, Nevada, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee, Virginia, and West Virginia or "Zone B."
These vehicles had their passenger frontal air bag inflators previously replaced under a prior recall using inflators of the same design. The inflators may explode due to propellant degradation occurring after long-term exposure to high absolute humidity, temperature and temperature cycling.
Consequence: An inflator explosion may result in sharp metal fragments striking the driver or other occupants resulting in serious injury or death.
Remedy: Subaru will notify their owners. General Motors will notify Saab owners. Dealers will replace the passenger air bag inflators, free of charge. The recall began January 7, 2020. Subaru owners may contact Subaru customer service at 1-844-373-6614. Saab owners may contact the Saab Customer Assistance Center at 1-800-955-9007. Subaru's number for this recall is TKB-20.
AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE · 20V003000
2020-01-02 · EA15001
Subaru of America, Inc. (Subaru) is recalling certain 2009-2013 Forester, 2003-2006 Baja, 2004-2011 Impreza, 2004-2014 WRX (including STI), 2003-2014 Legacy and Outback, and 2005-2006 Saab 9-2X vehicles originally sold, or ever registered, in the states of Alaska, Colorado, Connecticut, Idaho, Iowa, Maine, Massachusetts, Michigan, Minnesota, Montana, New Hampshire, New York, North Dakota, Oregon, Rhode Island, South Dakota, Utah, Vermont, Washington, Wisconsin, and Wyoming or "Zone C."
These vehicles had their passenger frontal air bag inflators previously replaced under a prior recall using inflators of the same design. The inflators may explode due to propellant degradation occurring after long-term exposure to high absolute humidity, temperature and temperature cycling.
Consequence: An inflator explosion may result in sharp metal fragments striking the driver or other occupants resulting in serious injury or death.
Remedy: Subaru will notify their owners. General Motors will notify Saab owners. Dealers will replace the passenger air bag inflators, free of charge. The recall began January 7, 2020. Subaru owners may contact Subaru customer service at 1-844-373-6614. Saab owners may contact the Saab Customer Assistance Center at 1-800-955-9007. Subaru's number for this recall is TKC-20.
ELECTRICAL SYSTEM:IGNITION:SWITCH · 19V297000
2019-04-11
Subaru of America, Inc. (Subaru) is recalling certain 2009-2013 Forester vehicles, 2008-2011 Impreza vehicles, 2008-2014 WRX vehicles, 2005-2014 Legacy vehicles, 2005-2014 Outback vehicles and 2006-2008 Tribeca vehicles equipped with a mechanical key ignition switch installed as a replacement part. The ball spring inside the switch may break, reducing the strength of the ignition switch. If this occurs, the weight on the key ring and certain road conditions could cause the ignition switch to move out of the run position to the accessory position, turning off the engine.
Consequence: The engine turning off unexpectedly can increase the risk of a crash. If a crash occurs under this condition, the air bag may not deploy, increasing the risk of injury.
Remedy: Subaru will notify owners, and dealers will inspect the ignition switch, replacing the ignition switch, if necessary, free of charge. The recall began May 10, 2019. Owners may contact Subaru customer service at 1-844-373-6614. Subaru's number for this recall is WUF-91.
ELECTRICAL SYSTEM · 16V738000
2016-10-13
Subaru of America, Inc. (Subaru) is recalling certain model year 2007-2009 model year Legacy and Outback vehicles, 2008-2014 Impreza vehicles and 2009-2013 Forester vehicles, all equipped with turbo-charged engines. The relay that controls the secondary air injection pump may fail, causing the pump to continuously operate and overheat.
Consequence: If the air injection pump overheats, it may melt and increase the risk of a fire.
Remedy: Subaru will notify owners, and dealers will replace the secondary air injection pump relay, free of charge. The recall began December 2016. Owners may contact Subaru customer service at 1-800-782-2783. Subaru's number for this recall is WTM-73.
AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE · 15V323000
2015-05-28 · EA15001
Subaru of America, Inc. (Subaru) is recalling certain model year 2003-2004 Subaru Baja vehicles manufactured January 22, 2003, to July 21, 2004, 2004-2005 Impreza vehicles manufactured January 28, 2003, to May 31, 2005, 2003-2008 Subaru Legacy vehicles manufactured January 22, 2003, to May 2, 2008, 2003-2008 Subaru Outback vehicles manufactured February 18, 2003, to May 5, 2008, and 2005 Saab 9-2x vehicles manufactured February 11, 2004, to March 17, 2005. The affected vehicles are equipped with a passenger side frontal air bag that may be susceptible to moisture intrusion which, over time, could cause the inflator to rupture upon its deployment.
Consequence: In the event of a crash necessitating deployment of the passenger's frontal air bag, the inflator could rupture with metal fragments striking the vehicle occupants potentially resulting in serious injury or death.
Remedy: Subaru will notify their owners and General Motors will notify Saab owners. Dealers will replace the passenger air bag inflator, free of charge. The Subaru recall began on June 17, 2015. Owners may contact Subaru customer service at 1-800-782-2783. The Saab recall began on July 27, 2015. Owners of Saab vehicles may call 1-800-955-9007. Subaru's number for this recall is WQR-53. Note: The recall completely supersedes recall 14V-399 (WQL-48) and partially supersedes recall 14V-763 (WQP-51) in that model year 2004 through 2005 Subaru Impreza and model year 2005 Saab 9-2x vehicles are now only part of this campaign. Note: On December 18, 2015 Subaru informed NHTSA of an expansion of this recall to include certain model year 2003-2004 Subaru Baja, 2003-2008 Subaru Legacy and 2003-2008 Subaru Outback vehicles.
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS · 14V311000
2014-06-10
Subaru of America, Inc. (Subaru) is recalling certain model year 2005-2009 Outback and Legacy, 2008-2011 Impreza and 2008-2014 Impreza WRX/STI, and 2009-2013 Forester vehicles, currently, or formerly, registered in Connecticut, Delaware, Illinois, Indiana, Iowa, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia, Wisconsin and the District of Columbia. Salt water could splash on the brake lines through a gap in the fuel tank protector, resulting in excessive corrosion of the brake lines.
Note that affected vehicles not currently, or formerly registered, in the salt belt states identified above are eligible for repair, at no cost to the customer, upon request.
Consequence: Brake line corrosion may result in brake fluid leakage. Fluid leakage may result in longer distances being required to slow or stop the vehicle, increasing the risk of a crash.
Remedy: Subaru will notify owners, and dealers will test the brake system by depressing the brake pedal and inspecting for brake fluid leaks. If no brake fluid seepage is observed, the affected areas will be rustproofed with anti-corrosion wax. If brake fluid seepage is observed, the brake lines will be replaced followed by rustproofing with anti-corrosion wax. These services will be performed free of charge. The recall began July 2014 and second notifications will run through November 2014. Owners may contact Subaru at 1-800-782-2783. Subaru's recall campaign number is WQK-47. Note: This recall supersedes recall 13V-110 which applied to certain 2005-2009 Legacy/Outback vehicles. Vehicles that were remedied under the previous campaign still need additional areas rust-proofed.
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS · 13V110000
2013-03-27
Subaru is recalling certain model year 2005-2009 Outback and Legacy vehicles manufactured from December 2003, through April 2009 and currently, or formerly, registered in Connecticut, Delaware, Illinois, Indiana, Iowa, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia, Wisconsin and the District of Columbia. Salt water could splash on the brake lines through a gap in the fuel tank protector, resulting in excessive corrosion of the brake lines.
Consequence: Brake line corrosion may result in brake fluid leakage. Fluid leakage may result in longer distances being required to slow or stop the vehicle, increasing the risk of a crash.
Remedy: Subaru will notify owners, and dealers will inspect the vehicles. If no brake fluid seepage is observed, the affected area will be rustproofed with anti-corrosion wax. If brake fluid seepage is observed, the brake lines will be replaced followed by rustproofing with anti-corrosion wax. These services will be performed free of charge. The recall began on May 30, 2013. Owners may contact Subaru at 1-800-782-2783. Subaru's recall campaign number is WQG-43.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Lexus & Toyota Mechanic · 20+ years.