2007 Hyundai Sonata Hyundai Sonata 2007

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2007 Hyundai Sonata repairs by problem area

Engine (25%)

Transmission and Drivetrain (3%)

Brakes and Traction Control (8%)

Suspension and Steering (7%)

Electrical and Air Conditioning (35%)

Paint, Rust, Leaks, Rattles, and Trim (15%)

Other (7%)

Chart based on 228 repairs.
See TSBs and recalls for the 2007 Hyundai Sonata.

2007 Hyundai Sonata engine repair cost distribution

$2500+ (4%)

$1000 - $2499 (2%)

$500 - $999 (15%)

$100 - $499 (27%)

< $100 (52%)

Chart based on 52 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2007 Hyundai Sonata

Engine not specified

30000 mi Timing chain failure, dealer did repair under warranty coverage, went to pick up after 3 days and found leaking oil in their lot, dealer took 2 more days to repair oil leak. 

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2007 Hyundai Sonata 4dr Sedan

234-horsepower 3.3L V6 5-speed shiftable automatic FWD

48000 mi check engine light 
27000 mi Throttle position sensor going bad. Technician replaced the wrong sensor and misdiagnosed problem even though it is a common and widespread problem with Hyundai. Replaced throttle position sensor. 
116300 mi

US $300
Replaced leaking valve cover gaskets. 
27900 mi

C $688
Persistent engine check light on. Brake sticking. 
32860 mi

C $400
Timing belt replaced under warranty 
64200 mi

US $20
Pcv valve clogged 
45000 mi

US $320
p2106, p1295, p161B Repair was attempted but car would not start easily and ran rough. Kept the car another day and discovered work was not done properly. 
76900 mi

US $600
Fuel pump seal wore out resulting in check engine light. No performance hit but repair required the removal of my back seats. 
108500 mi Check Engine Light just came on. Checked the code myself - issues with Catalytic Converter, it appears. 
120900 mi Check Engine Light on with P0420 code indicating perhaps issues with the O2 sensor or with the actual catalytic converter. Due to the vehicles age and that I intend to only keep it for another 1-2 years. Repair is expensive. 
123500 mi Check Engine light blinking; OBD indicated that all 6 cylinders misfired; read online numerous engine issues identified with '07 Sonata. decided not to repair due to cost vs car resale value. 
139500 mi Check Engine Light started to flash. Car was at around 225,000. extremely well kept with all regular services done at the dealer. Too early, imo, for such an issue. resale value was less than $5000, again, too low for a 2007 imo. 
46000 mi

US $400
o2 sensor light. 
49300 mi

US $238
O2 sensor on opposite side quit working. First one replaced in Sept 2012. 
68000 mi

US $100
another O2 sensor. This is the 3rd trip same problem. 
69200 mi They replaced one sensor and a few days later the check engine light came on and it was ANOTHER 02 sensor 
61000 mi

US $150
Emission codes indicating small vapor leak, this needs to be repaired before the car will pass a New York State inspection. This did not affect the safety or the driving of the car. 
63000 mi

US $524
Emission system, small vapor leak, O ring and a plastic tube was replaced. Emission system, left lower Oxygen sensor fault. 
67000 mi

US $150
New York State inspection, small emission leak. This not a safety or reliability problem. 
45000 mi Throttle position sensor was bad and the car was in "limp mode" and had to be towed into the dealership. 
55000 mi Oil leak from Valve Cover that was dripping on the alternator. Dealer fixed under warranty, but had to take it in twice to get it fixed correctly. 
66340 mi Oil leak from engine block. Diagnosed by dealer saying gasket needed to be replaced. 
67580 mi & block gasket. 
42000 mi Cleaned throttle body 
39000 mi

Rocker cover Gasket due to oil leak. 
91200 mi leaky valve cover gasket. Covered under warranty. 
107000 mi

US $1250
Replaced valve cover gasket that the dealer replaced less than a year ago. I believe this was a dealer issue that wasn't properly repaired the first time. Under warranty. 
119000 mi

US $900
Valve cover gasket leaking. Leak dripped into alternator, causing it to go bad. Had to replace gasket and alternator. 
35960 mi Vibration felt in cabin when A/C compressor engaged. Issue appears to have been caused by engine cooling fan. Fan removed - bearings in track of fan casuing "out of balance" condition when fan spinning at high rpm. Fan replaced under warranty 

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2007 Hyundai Sonata 4dr Sedan

162-horsepower 2.4L I4 5-speed manual FWD

57000 mi MAF replaced. 
65000 mi

US $850
Random stalling. MAF and throttle body replaced. Dealer claimed K&N air filter damaged them. K&N tested parts, found no defects, probably only needed to be cleaned. K&N refunded repair cost, seeking settlement with Hyundai of Wesley Chapel. 
88000 mi

US $31
Dual mass flywheel replaced. Because the transmission was disassembled the clutch, slave cylinder and two seals were also replaced. The original clutch showed minor wear. 

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2007 Hyundai Sonata 4dr Sedan

162-horsepower 2.4L I4 4-speed shiftable automatic FWD

153000 mi

US $520
Replaced intake manifold gasket (perhaps a bad diagnosis by the dealer?), and then the O-rings around the fuel injectors. 
108000 mi

US $100
Bad mass air flow sensor 
143000 mi

US $450
Exhaust System needed repairs, flex pipe replaced, 250 
243000 mi

US $350
Oil Pan was leaking, need to be replace because of Rust 
243000 mi Engine blew after 248,000 miles . 
48000 mi lean fuel mixture - leaky intake gasket replaced under warranty 
66000 mi Intermittent check engine light on for day, off for several - found an oil valve was faulty. extended warranty covered repair. 
145800 mi

US $450
Ignition key cylinder failed - key would not work 
77500 mi

US $500
New fuel pump 
69000 mi

US $569
check engine lite on... error code P0011. Replaced oil control valve leaking intake manifold Gasket .. replaced gasket 
99000 mi

US $850
no-start condition. Car towed to repair shop. Diagnosed as bad fuel pump. Replaced fuel pump 
44000 mi

US $30
Car failed to start - called roadside assistance and they couldn't get it to start, either. Towed to dealer. The car started for them.  
73866 mi Intake manifold gasket leaked. Replaced. OCV (Oil control valve) for timing advance was malfunctioning. Replaced. Warranty items.  Intake manifold gasket leaked. Replaced. OCV (Oil control valve) for timing advance was malfunctioning. Replaced. Warranty items.  
17000 mi Ignition key cylinder would not let key turn. Unable to start car, towed under original recovery plan. Dealer replaced cylinder, no direct cost as still under warranty. 
88000 mi

US $200
Engine completely failed - jumped timing and was a total loss 
79000 mi

US $15000
evaporative emissions 
160000 mi

US $3700
Engine blew out and car would not start at all! 

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2007 Hyundai Sonata 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 2007 Hyundai Sonata problems occur, check out our car reliability stats.