Sonata (EF)
Engine Reliability Comparison
Theta - FF
2.4L 4-cyl / 162 hpView details
Complaint Breakdown
Known Issues
LZ4
3.5L 6-cylView details
Complaint Breakdown
Known Issues
GDI THETA II
2.4LView details
Complaint Breakdown
Known Issues
EF
2.7L 6-cyl / 170 hpView details
Complaint Breakdown
Known Issues
Vehicle-Level Issues
These issues affect the Hyundai Sonata regardless of engine variant.
Recalls (11)
HYUNDAI IS RECALLING 3,011 MODEL YEAR 2005-2007 ELANTRA, TUCSON, SONATA, AZERA AND ACCENT VEHICLES. A MALFUNCTIONING STOP LAMP SWITCH MAY CAUSE THE BRAKE LIGHTS TO FAIL TO ILLUMINATE WHEN THE BRAKE PEDAL IS DEPRESSED OR MAY CAUSE THE BRAKE LIGHTS TO REMAIN ILLUMINATED WHEN THE BRAKE PEDAL IS RELEASED. A DEFECTIVE STOP LAMP SWITCH MAY ALSO AFFECT THE OPERATION OF THE BRAKE-TRANSMISSION SHIFT INTERLOCK FEATURE SO THE TRANSMISSION WOULD NOT BE ABLE TO BE SHIFT OUT OF THE "PARK" POSITION. IT MAY ALSO CAUSE THE ELECTRONIC STABILITY CONTROL (ESC) MALFUNCTION LIGHT TO ILLUMINATE, AND IT MAY NOT DEACTIVATE THE CRUISE CONTROL WHEN THE BRAKE PEDAL IS DEPRESSED.
HYUNDAI IS RECALLING 91,350 MY 2002-2003 HYUNDAI SONATA VEHICLES. REPEATED USE OF THE INTERIOR DOOR HANDLE MAY CAUSE WEAR OF THE CHROME PLATE. IF THE TOP EDGE OF THE HANDLE HAS VERY THIN CHROME PLATING, THAT PORTION OF THE PLATING MAY WEAR AWAY MORE EASILY THAN MORE THICKLY PLATED AREAS AS THE DOOR HANDLE IS USED. THE WORN CHROME PLATING ON THE UPPER EDGE OF THE HANDLE MAY RESULT IN A CRACK OR SEPARATION BETWEEN THE CHROME PLATING ON THE INBOARD AND OUTBOARD SURFACES OF THE HANDLE, WHICH MAY FORM A SHARP EDGE.
HYUNDAI IS RECALLING 188,282 MY 2001-2004 SONATA AND MY 2001-2004 XG300 AND XG350 VEHICLES ORIGINALLY SOLD IN OR CURRENTLY REGISTERED IN THE STATES OF 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. ROAD SALT APPLIED IN THESE JURISDICTIONS DURING THE WINTER MONTHS MAY RESULT IN PROGRESSIVE, INTERNAL CORROSION OF THE FRONT SUB-FRAME ON THE VEHICLES, AND MAY RESULT IN THINNING OR PERFORATION OF THE SUB-FRAME STEEL. THE CORROSION IS FREQUENTLY VISIBLE AND OFTEN DISCOVERED DURING INSPECTION OR ROUTINE MAINTENANCE, AND OWNERS MAY ALSO HEAR NOISES OR NOTICE TIRE MISALIGNMENT AND STEERING PULL. IF THESE SIGNALS ARE UNDETECTED OR UNHEEDED, THE CORROSION MAY PROGRESS AND THE FORWARD MOUNTING OF THE LOWER CONTROL ARM MAY DETACH FROM THE SUB-FRAME.
HYUNDAI IS RECALLING 82 MODEL YEAR 2002-2003 SONATA VEHICLES. REPEATED USE OF THE INTERIOR DOOR HANDLE MAY CAUSE WEAR OF THE CHROME PLATING. IF THE TOP EDGE OF THE HANDLE HAS VERY THIN CHROME PLATING THAT PORTION OF THE PLATING MAY WEAR AWAY MORE EASILY THAN MORE THICKLY PLATED AREAS AS THE DOOR HANDLE IS USED. THE WORN CHROME PLATING ON THE UPPER EDGE OF THE HANDLE MAY RESULT IN A CRACK OR SEPARATION BETWEEN THE CHROME PLATING ON THE INBOARD AND OUTBOARD SURFACES OF THE HANDLE, WHICH MAY FORM A SHARP EDGE.
CERTAIN PASSENGER VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 301, "FUEL SYSTEM INTEGRITY" A VALVE ON THE FUEL TANK ASSEMBLY MAY NOT CLOSE PROPERLY. IF A VEHICLE ROLLS OVER AND THE FUEL TANK ASSEMBLY VALVE IS NOT PROPERLY CLOSED, FUEL SPILLAGE MAY OCCUR.
SOME PASSENGER VEHICLES CONTAIN A FUEL TANK ASSEMBLY VALVE THAT MAY NOT CLOSE PROPERLY. IF A VEHICLE WITH A FUEL TANK ASSEMBLY VALVE THAT IS NOT PROPERLY CLOSED WERE TO ROLL OVER, FUEL SPILLAGE MAY OCCUR.
ON CERTAIN PASSENGER VEHICLES EQUIPPED WITH A TRACTION CONTROL SYSTEM (TCS), IF THE T125/70D-15 COMPACT SPARE TIRE IS INSTALLED ON A FRONT WHEEL POSITION, THE TCS MAY INADVERTENTLY ACTIVATE BEGINNING AT SPEEDS OF 20 MPH.
ON CERTAIN PASSENGER VEHICLES, THE SUPPLEMENTAL RESTRAINT SYSTEM (SRS) SIDE IMPACT AIR BAG SATELLITE SENSORS MAY BE TOO SENSITIVE TO SOME LATERAL ACCELERATIONS THAT ARE NOT CAUSED BY SIDE IMPACTS TO THE VEHICLE, SUCH AS FORCEFULLY SLAMMING A DOOR CLOSED.
ON CERTAIN PASSENGER VEHICLES, AN INTERMITTENT CONDITION THAT LEADS TO THE SUPPLEMENTAL RESTRAINT SYSTEM (SRS) AIR BAG WARNING LIGHT ILLUMINATION COULD RESULT FROM MOTION OF THE SIDE IMPACT AIR BAG WIRING HARNESS AND SIDE IMPACT AIR BAG WIRING HARNESS CONNECTOR WHICH MOUNT TO THE ADJUSTABLE SEAT CUSHION ASSEMBLY. THIS CONDITION ONLY RELATES TO THE SIDE IMPACT AIR BAGS AND COULD PREVENT AIR BAG DEPLOYMENT DURING A CRASH WHERE SUCH DEPLOYMENT SHOULD OCCUR.
VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE SUPPLEMENTAL RESTRAINT SYSTEM (SRS) AIR BAG WARNING LIGHT COULD ILLUMINATE DUE TO MOTION OF THE SIDE IMPACT AIR BAG WIRING HARNESS AND SIDE IMPACT AIR BAG WIRING HARNESS CONNECTOR THAT MOUNT TO THE ADJUSTABLE SEAT CUSHION ASSEMBLY. THIS CONDITION ONLY RELATES TO THE DRIVER AND/OR PASSENGER SEAT-MOUNTED SIDE IMPACT AIR BAG(S).
VEHICLE DESCRIPTION: SOME SONATA VEHICLES EQUIPPED WITH 2.5 LITER V-6 ENGINES AND ALL ELANTRA MODEL VEHICLES MAY HAVE EXPERIENCED INTERMITTENT LOW-SPEED ENGINE STALLING, WHICH COULD OCCUR IF THE MAF (MASS AIR FLOW) SENSOR ELECTRICAL SIGNAL IS INTERRUPTED AS A RESULT OF ENGINE VIBRATION TRANSMITTED TO THE MAF SENSOR CONNECTOR WIRING HARNESS.
All Generations
Alternatives in Midsize Sedan
Frequently Asked Questions
What are the most common 2000-2005 Hyundai Sonata problems?
The 2000-2005 Hyundai Sonata has accumulated 1,394 NHTSA complaints. The most frequently reported problem areas are Body/Trim, Safety Systems, Suspension. As with any used vehicle, a pre-purchase inspection and vehicle history report are recommended.
Which Hyundai Sonata engine is most reliable?
The 2000-2005 Hyundai Sonata was offered with 4 engine options. Based on NHTSA complaint data, the 2.7L 6-cyl has the lowest complaint density and is considered the most reliable choice for buyers.
Is the 2000-2005 Hyundai Sonata a good used car?
The 2000-2005 Hyundai Sonata can be a solid used car purchase depending on trim, mileage, and maintenance history. With 1,394 total NHTSA complaints on record, prospective buyers should review the known problem areas and check for open recalls before buying.
How many NHTSA complaints does the 2000-2005 Hyundai Sonata have?
The 2000-2005 Hyundai Sonata has 1,394 complaints filed with NHTSA as of our latest data pull. Complaint counts reflect owner-reported issues and do not necessarily indicate defects or safety risks on their own.
What recalls affect the 2000-2005 Hyundai Sonata?
There are 11 NHTSA recalls affecting some 2000-2005 Hyundai Sonata vehicles. Recall status varies by VIN — check the NHTSA recall database at recalls.nhtsa.dot.gov with your specific VIN to confirm which campaigns apply.
What should I check before buying a used Hyundai Sonata?
Before buying a used Hyundai Sonata, verify all open recalls are completed via the NHTSA VIN lookup tool. Pay particular attention to Body/Trim, Safety Systems, Suspension, which are the most commonly reported problem areas. Request maintenance records, have an independent mechanic inspect the vehicle, and run a vehicle history report to check for prior accidents or title issues.
Data from NHTSA federal complaints database. 1,394 complaints analyzed. Data confidence: high. Last updated: 2026-04-06.