2001 Hyundai Sonata - Maintenance & Specs
The 2001 Hyundai Sonata belongs to a Hyundai Sonata lineup that Know Your Ride tracks across 25 model years, from 1989 to 2026. Engine options on record include the 2.4L, 2.5L, 2.4L I4. It is configured as front-wheel drive with an automatic 4-spd. The 2001 sits mid-run, with both earlier (1989) and later (2026) Sonata model years also documented.
It takes 5W-20 full synthetic oil, 5.1 qt with a new filter meeting API SP. Fluid specs on file include OAT Coolant coolant, DOT 3 brake fluid. Know Your Ride lists 15 scheduled maintenance items for this vehicle, the earliest interval falling at 7,500 miles. Documented torque values include oil drain plug 26 ft-lb, lug nut 80 ft-lb, spark plug 18 ft-lb.
There are 3 safety recalls on record; one covers: 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.... Its overall reliability signal is rated "Excellent" based on aggregated complaint and crash data.
EPA fuel economy is rated at 18 city / 26 highway MPG, 21 MPG combined. Estimated annual fuel cost is about $2,100.
Quick Specs
| Oil viscosity | 5W-20 |
| Oil type | Full Synthetic |
| Oil capacity (w/ filter) | 5.1 qt |
| OEM oil spec | API SP |
| EPA combined | 21 MPG |
| Coolant | OAT Coolant |
| Open recalls on record | 3 |
| Technical service bulletins | 57 |
Common Trouble Codes
- P0300 - Random/Multiple Cylinder Misfire Detected
- P0420 - Catalyst System Efficiency Below Threshold (Bank 1)
- P0171 - System too Lean (Bank 1)
- P0128 - Insufficient Coolant Temperature for Stable Operation
- P0442 - Evaporative Emission Control System Leak Detected (small leak)
- P0455 - Evaporative Emission Control System Leak Detected (gross leak)
- P0700 - Transmission Control System Malfunction
- P0301 - Cylinder 1 Misfire Detected
- U0100 - Lost Communication With ECM/PCM A
Related Vehicles
Part of the free Know Your Ride vehicle maintenance reference. Figures are sourced from EPA, NHTSA and manufacturer data and are for general reference - always confirm with your owner's manual.