2003 Subaru Outback Subaru Outback 2003

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2003 Subaru Outback repairs by problem area

Engine (38%)

Transmission and Drivetrain (12%)

Brakes and Traction Control (7%)

Suspension and Steering (20%)

Electrical and Air Conditioning (17%)

Paint, Rust, Leaks, Rattles, and Trim (3%)

Other (4%)

Chart based on 242 repairs.
See TSBs and recalls for the 2003 Subaru Outback.

2003 Subaru Outback engine repair cost distribution

$2500+ (5%)

$1000 - $2499 (13%)

$500 - $999 (11%)

$100 - $499 (46%)

< $100 (24%)

Worried about potential repair costs? An extended warranty can provide peace of mind.

Chart based on 82 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2003 Subaru Outback

Engine not specified

194000 mi Car would not pass emissions inspection that was due.  

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2003 Subaru Outback 4dr Wagon

212-horsepower 3.0L H6 4-speed automatic AWD

115400 mi

C $1400
Serpentine belt and tensioner were worn and were replaced. 
129000 mi

US $600
O2 sensor replaced  
162000 mi

US $250
Coolant pipe from thermostat housing to oil filter, and coolant pipe to heater core rusted through, leaking coolent. Pipes needed to be replaced, dealer items. Up stream oxygen sensor faulty, replaced 
197000 mi

US $100
Car overheated, thermostat stuck. Thermostat, radiator cap and coolest replaced 
204000 mi

US $560
CEL code 420. Down stream O2 sensor faulty, replaced 
205000 mi

US $2100
Head gasket leaking, coolant pushed out of radiator, car overheating, both heads milled .007". New water pump, hoses, pipes seals and gaskets 
206000 mi

US $123
Coil for cylinder 6 needed replacement 
217000 mi

US $300
Muffler rusted through, replaced 
224000 mi

US $250
Fuel filler pipe rusted through 
243000 mi

US $300
Exhaust. Air/fuel sensor bank 1 replaced 
264000 mi

US $150
Camshaft position sensor defective 
129000 mi

US $300
Serpentine belt broke. was replaced 
132000 mi

US $380
O2 sensor in exhaust failed Head shield rattle 
133000 mi

US $50
heat shield tightened, second repair 
140800 mi

US $100
rust and erosion on flanges in exhaust sytstem 
145000 mi

US $300
erosion of flanges 
138300 mi

US $170
Failed Fuel pump. Replacement failed 1 day later requiring another (2nd) tow. Fuel pump replaced on previous day failed. Was replaced with another fuel pump 
167000 mi The Outback was giving signs of impending catastrophic failure. Plus the heat shield sounded like I was dumping 200 pounds of metal scrap onto a tin roof.  
78000 mi

US $172
Idle Air Control Valve was malfunctioning (scanner code P0508). Replaced the valve and gasket, engine idle improved and the check engine light went off. 
94200 mi

US $75
The serpentine belt idler pulley needed to be replaced. The bearing wore out. 
95000 mi

US $654
Fuel pump and fuel filter replaced. 
102000 mi

US $131
The check engine light was on. My scanner returned a code indicating the TPS (Throttle Position Sensor) was malfunctioning. The TPS was replaced and the check engine light went off. 
105000 mi

US $156
The bearing in the tensioner pulley failed. The idler pulley and serpentine belt were both damaged when this occurred. Both pulleys and the serpentine belt were replaced. 
174000 mi

US $100
Pipe detached from catalytic converter. Mating surfaces cleaned/ground and pipe reattached. 
77600 mi

US $3000
Also wipers, engine noise fixed. A bunch of expensive little things rather than a single really expensive problem. 
105000 mi

US $600
Head gasket replaced, other minor work 
107000 mi

US $263
Alternator belt broke. 
141980 mi

C $80
the original anti-start just would'n let us start the car again! 
149000 mi

C $1500
fuel pump failure replace the pump 

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2003 Subaru Outback 4dr Wagon

165-horsepower 2.5L H4 5-speed manual AWD

152000 mi

US $425
replaced water pump, radiator, thermostant, timing belt, and hoses 
79000 mi

US $90
Head gasket beginning to leak oil. Intend to contact SOA to see if they will reimburse all/part of repair. 
85000 mi check engine light - emission valve Gas tank exhaust valve faulty, allowed back pressure to build up during fueling 
86000 mi Emission valve, gas tank exhaust valve needed when sold to Subaru mechanic. Head gasket starting to leak when sold. 
168000 mi

US $5
Rusted oil pan was leaking. JB weld!! 
91091 mi

US $1541
Leaking head gaskets replaced. Subaru agreed to pay for part of the cost even though car not under warranty. Also replaced timing belt at same time. 
105732 mi

US $339
Valve adjustment done (in retrospect, this should have been done when dealer replaced head gaskets/timing belt at 90K but I wasn't advised about this by dealer - jerks!). 
118000 mi

US $756
Clutch was becoming hard to push to floor and it was recommended I replace it, so I did. 

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2003 Subaru Outback 4dr Wagon

165-horsepower 2.5L H4 4-speed automatic AWD

140000 mi

US $300
replace muffler and some exhaust system pipes 
89400 mi

US $358
Replaced belts 
166780 mi

C $200
Exhaust pipe soldered 
130000 mi Car had its headgasket replaced before being purchased. 
156000 mi

US $400
Accessory drive belts (X2) replaced 
61000 mi

US $450
I brought the car in for its 60000 mile service. It was found to have 2 spark plugs had oil residue on them. It cost $400.00 to replace the oil seals on one side of the engine. I have had similiar engines that did not display this anomoly until after 100k 
51000 mi

US $200
power steering belt broke and got caught in another belt. 
94716 mi

US $3929
Remove and replace head gasket Replace oxygen sensor bank 1 sensor 1 Replace timing belt, water pump and cooling system hoses 
152886 mi

US $180
Transmission mount replaced Exhaust pipe hanger Exhaust flex joint replaced 
156126 mi

US $194
Replace drivers side valve cover gasket 
82000 mi

US $500
Radiator began leaking, had to replace. SHortly afterwards the AC had to be replaced (entered as a separate instance.) 
239000 mi

US $50
overheating at idle 
239000 mi head gaskets again 
139000 mi

US $350
Oil leak over converter not repaired.  
167000 mi

US $190
Overheated 
177000 mi

US $2000
Threw a rod 
210100 mi

US $600
Most gaskets were replaced due to oil leaking. 
146000 mi

US $1700
Head Gasket leaking oil and coolant. Head Gasket needs to be replaced. 
146000 mi

US $1600
External head gasket leak. Head gasket replaced. 
135000 mi

US $400
blown head gaskets 
156000 mi

US $1672
Replaced both head gaskets, heads resurfaced. replaced radiator and hoses. replaced both head gaskets and radiatorl 
96000 mi head gaskets replaced. had a slow leak that started around 75k miles finally needed repairing. head gaskets replaced. had a slow leak that started around 75k miles finally needed repairing. 
273000 mi

US $3700
The engine died. Lost A/C, then when heard fluttering noise on highway, pulled over (thought might be the water pump). Something major in the engine cracked and unrepairable. Dealer didn't replace T-valve properly during earlier service. Replaced engine. 
300000 mi

US $150
Replacement engine (put in by Subaru dealer at 69,000 mi.) spark plugs, ignition coil 7 wires worn - found by new mechanic. Will NEVER use specific Subaru dealer again that destroyed 1st good engine and did not check out these items. 
311200 mi

US $894
Spark plug tube seals leaking (in replacement engine) - Replaced seals, valve cover gastkets & oil filler tube seal Found 3 timing belt idlers worn/noisy - Replaced idlers in conjunction with timing belt service 
317000 mi

US $277
Front oxygen sensor failing at 319,300 mi. 
340300 mi

US $283
Radiator - replaced with new aftermarket part. AC on/off in temp. since last summer. Temp. gauge on the dashboard began going up slightly when was AC was working hardest, so mechanic rec. to replace radiator at 339,000 mi. Engine heating up with a/c on - replaced radiator and cap 
348300 mi

US $260
Crankshaft Pulley (harmonic balancer) came apart - Replaced front crank pulley & serpentine belts 
355000 mi

US $119
Engine "straining" sound - Found Coolant Flush fitting on hose leaking - replaced heater hose 
398000 mi

US $31
Radiator coolant tank overfilled while radiator low; Replaced cap 
120200 mi

US $500
Exhaust. Rear pipe flange rusted out. Needed new pipe and muffler. 
128990 mi

US $2570
Replace head gasket Head gasket Head gasket/timing belt 
133000 mi A bolt on the exhaust system was missing. No charge. 
136000 mi

US $1000
Catalytic converter 
105100 mi Noted an oil burning smell and saw that oil was dripping on the exhaust. The shop said it was a small head gasket leak. Will cost $1,000 to fix. Since the engine also has "piston slap", both problems can be fixed for $2,000. Can't afford now 
139000 mi

US $125
Exhaust leak and heat shield rattle 
77480 mi

C $2100
2 Head gaskets replacement (oil/coolant leaks) Timing belt 2 Idlers Rear differential oil leak 

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2003 Subaru Outback 4dr Sedan

165-horsepower 2.5L H4 5-speed manual AWD

124300 mi

US $1500
engine gasket needed replaced. 
124000 mi

US $105
Down stream oxygen sensor needed replaced due to engine light. Believed it was damaged when we had the vehicle at the repair shop having the engine gasket replaced. 

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See TrueDelta's information for all Sedans and Wagons.
See TrueDelta's information for all Subaru models.

2003 Subaru Outback Engine Problems

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2003 Subaru Outback problems occur, check out our car reliability stats.