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2006 Subaru Legacy repairs by problem area

Chart based on 166 repairs.

2006 Subaru Legacy engine repair cost distribution

Chart based on 40 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 repair histories. Log in or join us to see them all.

2006 Subaru Legacy 4dr Wagon

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

11160 mi Rough idle and check engine light, replaced idle valve. 
28520 mi

C $500
ignition coil replaced 
40300 mi 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 mi

C $350
OCV Oil control valve 
65720 mi

C $450
2 ignition coils needed after check engine light and rough idle. 
66340 mi

C $70
idle switch 
55000 mi

US $1400
Car overheated. Towed to shop. Replaced thermostat, leaking hose, water pump, timing belt + tensioners. 
69000 mi

US $661
Check Engine Light - scan and retrieve codes 
69000 mi

US $640
Radiator inlet hose popped off. Radiator inlet flange was damaged. Replaced radiator and inlet (top) hose. 
69000 mi 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 mi 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). 
83000 mi

US $641
Engine leaking oil. Replaced valve cover gaskets. Also replaced leaky turbo coolant lines. 

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2006 Subaru Legacy 4dr Sedan

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

85000 mi

US $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 mi

US $800
R&R Intake manifold 
130000 mi

US $2200
Replace Radiator 
142000 mi fix oil leak to turbocharger 

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2006 Subaru Legacy 4dr Sedan

turbocharged 250hp 2.5L H4 5-speed manual AWD

68000 mi

US $100
brief malfunction causing check engine light to go off, no problem 
115300 mi

US $250
Check engine light, low oil pressure, oil change, brakes resurfaced 
19220 mi

C $180
Primary O2 failure. 
48000 mi Faulty ECU - part ordered Replace ECU 

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2006 Subaru Legacy 4dr Sedan

175-horsepower 2.5L H4 5-speed manual AWD

55000 mi Right side head gasket failure 
60000 mi

US $140
front o2 sensor failed 
65000 mi

US $120
Replaced the front o2 sensor 

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2006 Subaru Legacy 4dr Sedan

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

77000 mi

US $2800
Engine gasket failed. Coolant leaking into engine. 

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2006 Subaru Legacy Engine Problems

86 TrueDelta members own (or used to own) a 2006 Subaru Legacy. 23 of these members (26.7%) have reported engine repairs for their car. A total of 56 engine repairs to 2006 Subaru Legacys--an average of 0.7 per vehicle--have been reported.

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 2006 Subaru Legacy problems occur, check out our car reliability stats.