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2006 Subaru Legacy Engine Problems and Repair Histories

74 TrueDelta members own a 2006 Subaru Legacy. 24 of these members (32.4%) have reported engine repairs for their car. A total of 37 engine repairs to 2006 Subaru Legacys--an average of 0.5 per vehicle--have been reported.

See our lemon odds and nada odds page for more details. To see how frequently 2006 Subaru Legacy problems occur, check out our car reliability stats.

Want to read about specific problems behind these stats? Jump to the 2006 Subaru Legacy problem descriptions below.

Don't infer 2006 Subaru Legacy problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.

Percentage of 2006 Subaru Legacy repairs by problem area

33% of the 2006 Subaru Legacy repairs were to the engine, 7% to the transmission, 13% to the brakes, 26% to the suspension, 10% to the electrical or air-conditioning systems, 10% to the body and trim, and 2% to other areas of the vehicle.

Chart based on 112 repairs.

2006 Subaru Legacy engine repair cost distribution

Of the 2006 Subaru Legacy engine repairs that were not covered by warranty and were not do-it-yourself repairs, 16% cost less than $100, 47% between $100 and $499, 22% between $500 and $999, 13% between $1000 and $2499, and 3% more than $2500.

Chart based on 32 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Non-members can see only ten 2006 Subaru Legacy Engine problems and repair histories. Log in or join us to see them all.
Repair costs are in local units.

2006 Subaru Legacy 4dr Wagon

turbocharged 250hp 2.5L H4 5-speed shiftable automatic AWD

Subaru Legacy in Quebec, Canada
Date Odometer
(in miles)
Cost Problem/Repair Description
Sep 2007 0    
11160 0 Rough idle and check engine light, replaced idle valve. 
28520 500 ignition coil replaced 
40300 0 engine check engine on. engine not running smoothly on 4 cylinders. VVT valve that takes care of cylinder 1 and 3 had to be replaced. 
62000 350 OCV Oil control valve 
63860  
Subaru Legacy in California, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Sep 2006 11000    
55000 1400 Car overheated. Towed to shop. Replaced thermostat, leaking hose, water pump, timing belt + tensioners. 
69000 661 Check Engine Light - scan and retrieve codes 
69300 640 Radiator inlet hose popped off. Radiator inlet flange was damaged. Replaced radiator and inlet (top) hose. 
69700 0 Check engine light came on 3 times in one week. Each time, the car went into 'limp' mode. Would not rev above 1200 rpm. Dealer read code P0638. Dealer was not able to diagnose further and did not attempt to repair. 
70000 0 Got P0638 check engine light. Car went into limp mode. Dealer (Irvine Subaru) replaced ECM. When I went to pick up the car, I got P0638 again. Dealer replaced the throttle body (including sensor and actuator). 
75000  

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2006 Subaru Legacy 4dr Sedan

turbocharged 250hp 2.5L H4 5-speed shiftable automatic AWD

Subaru Legacy in Arizona, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Mar 2009 46000    
85000 1800 A stumble at idle processed to a check engine light, codes for failure of #4. A coil pack, an injector or a tight valve. After lengthy diagnosis (for which not charged), found to be a tight valve. All four lifters were replaced. 
121000 800 R&R Intake manifold 
130000 2200 Replace Radiator 
142000 0 fix oil leak to turbocharger 
154000  

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2006 Subaru Legacy 4dr Sedan

turbocharged 250hp 2.5L H4 5-speed manual AWD

Subaru Legacy in Massachusetts, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
May 2009 31000    
68000 100 brief malfunction causing check engine light to go off, no problem 
114000 250 Check engine light, low oil pressure, oil change, brakes resurfaced 
 
Subaru Legacy in Quebec, Canada
Date Odometer
(in miles)
Cost Problem/Repair Description
May 2009 16120    
19220 180 Primary O2 failure. 
 
Subaru Legacy in Rhode Island, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Apr 2008 42000    
48000 0 Faulty ECU - part ordered Replace ECU 
 

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2006 Subaru Legacy 4dr Sedan

175-horsepower 2.5L H4 5-speed manual AWD

Subaru Legacy in Iowa, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Jun 2011 51000    
55000 0 Right side head gasket failure 
Subaru Legacy in Pennsylvania, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Oct 2007 14000    
60000 140 front o2 sensor failed 
65000 120 Replaced the front o2 sensor 
70000  

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2006 Subaru Legacy 4dr Sedan

175-horsepower 2.5L H4 4-speed shiftable automatic AWD

Subaru Legacy in Tennessee, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
May 2007 55000    
77000 2800 Engine gasket failed. Coolant leaking into engine. 
 

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