HYUNDAI Sonata
EF / NF (2nd Gen) / NF / NF (facelifted 2008-2010) / 1999-2024 / Sedan
Year and trim selector
Choose the exact year and trim to see engine, oil and service details.
1999 HYUNDAI Sonata G4JP/G4GC (EF)
EF / G4JP, G4GC, G6AV / Available with 2.0L/2.4L inline-4 gasoline engines and a 2.5L V6 in select markets
2002 HYUNDAI Sonata G4JP/G6BA (EF)
EF / G4JP, G6BA / 2002 Hyundai Sonata EF generation engines included a 2.4L inline-4 (G4JP) and a 2.7L V6 (G6BA), with market-specific tuning and emissions configurations.
2007 HYUNDAI Sonata D4EA/G6BA (NF)
NF / D4EA, G6BA, G4KC / 2007 Hyundai Sonata NF commonly received naturally aspirated engines including the 2.0L 4-cylinder diesel (D4EA) in Europe and Asia, 2.4L 4-cylinder gasoline (G4KC) globally, and a 2.7L V6 gasoline (G6BA) mostly in North America. Engine availability varies by market.
2008 HYUNDAI Sonata G6EA/GDI Theta-II 2.4L (NF)
NF / G6EA, GDI Theta-II 2.4L, D4EA, 2.7L V6 Lambda II, 3.3L V6 Lambda II / Inline-4 2.4L naturally aspirated MPI and GDI engines (G6EA and Theta-II GDI), 2.0L turbo diesel (D4EA) in select markets, 2.7L and 3.3L V6 Lambda II engines in North America and other regions
2009 HYUNDAI Sonata Theta-II GDi 2.4L I4 (G4KF)/Mu 2.7L V6 (G6BA) (NF)
NF / Theta-II GDi 2.4L I4 (G4KF), Mu 2.7L V6 (G6BA), 2.0L Turbo I4 (G4KF turbo variant, limited markets) / Fourth-generation Sonata NF featured inline-4 Theta-II engines ranging from 2.0 to 2.4L (G4KF), and a 2.7L V6 Mu engine primarily for North America and South Korea; 2.0L turbo variant offered in select markets.
2010 HYUNDAI Sonata G4KA/G4KD (NF)
NF / G4KA, G4KD, SMP2.4, D4HB / 2010 Sonata NF global markets offered multiple engines: a 2.4L Theta II inline-4 (G4KA, G4KD), a naturally aspirated 2.4L MPI engine (SMP2.4 in some markets), and a 2.0L turbo diesel engine (D4HB) mainly for South Korea and selected regions.
2012 HYUNDAI Sonata G4KD/G4KG (YF)
YF / G4KD, G4KG, Nu2.4GDI, T-GDI Theta II / Available with naturally aspirated and turbocharged engines; 2.0L and 2.4L inline-4 gasoline engines with MPI and GDI technology depending on market; 2.0L turbocharged GDI variant in some regions
2013 HYUNDAI Sonata G4KF/G4NA (YF)
YF / G4KF, G4NA, Nu 2.4L MPI I4 / The 2013 Hyundai Sonata YF offered multiple engines globally: primarily the 2.4L Theta II MPI inline-4 (engine code G4KA/G4KF), a 2.0L turbocharged Theta II (G4NA) available in some markets, and a 2.0L Turbocharged GDI engine mainly in North American sport trims. Diesel variants existed in some markets (e.g., Europe) but less documented globally.
2014 HYUNDAI Sonata G4KD/G4KE (YF)
YF / G4KD, G4KE, GDI 2.0L Turbo (no specific code public), D4HA Diesel (in some markets) / 2014 Hyundai Sonata YF generation featured multiple engines globally including a naturally aspirated 2.4L inline-4 (G4KE), a 2.0L Turbocharged inline-4 (GDI technology), and a 2.0L diesel inline-4 (D4HA) in select markets.
2016 HYUNDAI Sonata G4KF/Nu 2.4 (LF)
LF / G4KF, Nu 2.4, GDI 2.0T Theta II / Multiple engines offered depending on market: 2.4L naturally aspirated inline-4 (G4KF), 2.0L turbocharged inline-4 (Theta II GDI), and variations in tuning for emissions and fuel economy.
2017 HYUNDAI Sonata G4KF/G4KE (LF)
LF / G4KF, G4KE, Nu2.0T / Multiple petrol inline-4 engines including 2.0L naturally aspirated (G4KF), 2.4L naturally aspirated (G4KE), and 2.0L turbocharged (Nu2.0T) variations depending on the market.
2018 HYUNDAI Sonata G4KJ/G4KF (LF)
LF / G4KJ, G4KF, T-GDI 2.0L / Multiple engines offered globally including 2.4L naturally aspirated inline-4 (G4KJ), 2.0L turbocharged inline-4 (G4KF/T-GDI), and 2.0L diesel in select markets.
2022 HYUNDAI Sonata G4KL/G4KN (DN8)
DN8 / G4KL, G4KN, G4NH, 2.5L Smartstream I4 (Turbo and naturally aspirated variants), 2.0L Nu MPI, 1.6L T-GDI / Multiple gasoline engine options: 2.5L Smartstream I4 (naturally aspirated and turbocharged variants), 2.0L MPI I4, and 1.6L turbocharged GDI in hybrid variants. Market dependent.
2024 HYUNDAI Sonata G4KE/G4KH (CN7)
CN7 / G4KE, G4KH, G4KV / The 2024 Hyundai Sonata CN7 features multiple engines globally: A 2.0L naturally aspirated I4 (G4KE) mainly for Asian and some international markets, a 1.6L turbocharged I4 (G4KH) in hybrid variants, and a 2.5L turbocharged I4 (G4KV) in higher-performance trims primarily North America.
Engine codes by year
| Year | Trim | Engine codes | Displacement | Fuel system |
|---|---|---|---|---|
| 1999 | technical-profile | G4JP, G4GC, G6AV | 1998 to 2497 cc | Multi-point fuel injection |
| 2002 | technical-profile | G4JP, G6BA | 2.4L (2351 cc) I4, 2.7L (2656 cc) V6 | Multi-point fuel injection |
| 2007 | technical-profile | D4EA, G6BA, G4KC | 2.0L - 2.7L | MPI for gasoline engines; direct injection for diesel |
| 2008 | technical-profile | G6EA, GDI Theta-II 2.4L, D4EA, 2.7L V6 Lambda II, 3.3L V6 Lambda II | 1998 cc (diesel), 2351 cc (G6EA 2.4L), 2497 cc (Theta II 2.4L GDI), 2656 cc (2.7L V6), 3342 cc (3.3L V6) | MPI (multi-point fuel injection) and Gasoline Direct Injection (GDI) for petrol; common rail direct injection for diesel |
| 2009 | technical-profile | Theta-II GDi 2.4L I4 (G4KF), Mu 2.7L V6 (G6BA), 2.0L Turbo I4 (G4KF turbo variant, limited markets) | 2.0L to 2.7L | Multi-port fuel injection for non-GDi, gasoline direct injection for select 2.4L engines |
| 2010 | technical-profile | G4KA, G4KD, SMP2.4, D4HB | 2350-2400 cc (varies by engine code and market) | Multi-point fuel injection (G4KA, G4KD), common-rail direct injection (D4HB diesel) |
| 2012 | technical-profile | G4KD, G4KG, Nu2.4GDI, T-GDI Theta II | 1998 cc (2.0L), 2359 cc (2.4L) | Direct Injection (GDI) for some engines, Multi-Point Injection (MPI) for others |
| 2013 | technical-profile | G4KF, G4NA, Nu 2.4L MPI I4 | 2359 cc (2.4L I4) | Multi-Point Injection (MPI) for 2.4L; Gasoline Direct Injection (GDI) for turbocharged variants |
| 2014 | technical-profile | G4KD, G4KE, GDI 2.0L Turbo (no specific code public), D4HA Diesel (in some markets) | 1998-2359 cc depending on engine variant | Multi-point fuel injection (MPI) for NA engines; Gasoline Direct Injection (GDI) for turbo engines; common rail for diesel |
| 2016 | technical-profile | G4KF, Nu 2.4, GDI 2.0T Theta II | 2372 cc (2.4L), 1999 cc (2.0L turbo) | Multi-point fuel injection (2.4L), Gasoline direct injection (2.0L turbo) |
| 2017 | technical-profile | G4KF, G4KE, Nu2.0T | 1999 cc (2.0L), 2359 cc (2.4L) | Electronic fuel injection |
| 2018 | technical-profile | G4KJ, G4KF, T-GDI 2.0L | 2359 cc (2.4L), 1999 cc (2.0L turbo) | Multi-point fuel injection (2.4L), Direct injection turbo (2.0L) |
| 2022 | technical-profile | G4KL, G4KN, G4NH, 2.5L Smartstream I4 (Turbo and naturally aspirated variants), 2.0L Nu MPI, 1.6L T-GDI | 1999 - 2497 cc (market dependent engine variant) | Direct injection and multipoint fuel injection depending on engine |
| 2024 | technical-profile | G4KE, G4KH, G4KV | 2.0L naturally aspirated / 1.6L turbo hybrid / 2.5L turbocharged gasoline | Multi-point fuel injection (G4KE), direct injection + port injection (turbo engines and hybrid) |
Oil capacity by engine
| Year | Engine codes | Oil type | Oil capacity | Fluid |
|---|---|---|---|---|
| 1999 | G4JP, G4GC, G6AV | SAE 5W-30 or 10W-30 API service grade as per market specifications | Approx. 4.0 liters (including filter) service-fill noted | ATF Dexron II or equivalent for automatic; manual uses SAE 75W-90 gear oil |
| 2002 | G4JP, G6BA | SAE 5W-30, API Service SL or higher | I4 approx. 4.2L (including filter), V6 approx. 4.3L (service-fill with filter change) | Hyundai SP-IV ATF automatic transmission fluid |
| 2007 | D4EA, G6BA, G4KC | API SM/SL 5W-30 synthetic or equivalent | Approximately 4.5L service-fill including filter (model and engine dependent) | Hyundai SP-IV or equivalent |
| 2008 | G6EA, GDI Theta-II 2.4L, D4EA, 2.7L V6 Lambda II, 3.3L V6 Lambda II | API SL or higher, SAE 5W-30 synthetic recommended in most markets | Approx. 4.5 liters service fill including filter for 2.4L and V6 engines | Hyundai SP-IV automatic transmission fluid recommended |
| 2009 | Theta-II GDi 2.4L I4 (G4KF), Mu 2.7L V6 (G6BA), 2.0L Turbo I4 (G4KF turbo variant, limited markets) | SAE 5W-20 or 5W-30, API SM or higher | Approximately 4.2 liters (service-fill with filter change, varies slightly by engine) | Hyundai SP-IV ATF for automatic, SAE 75W-90 for manual |
| 2010 | G4KA, G4KD, SMP2.4, D4HB | 5W-20 or 5W-30 synthetic oil, per regional specifications | Approximately 4.2 liters including filter (service-fill, includes filter change) | ATF SP-III or equivalent (automatic), manual uses SAE 75W-85 GL-4 |
| 2012 | G4KD, G4KG, Nu2.4GDI, T-GDI Theta II | 5W-30 or 5W-40 synthetic oil depending on ambient temperature and market specifications | Approximately 4.6 liters service-fill including filter change (exact volume varies by engine code and market) | Hyundai-specific ATF SP-IV or equivalent |
| 2013 | G4KF, G4NA, Nu 2.4L MPI I4 | API SN or higher, SAE 5W-20 or 5W-30 depending on climate | Approximately 4.3 liters including filter (service fill with filter replacement) | Hyundai SP-IV or equivalent automatic transmission fluid |
| 2014 | G4KD, G4KE, GDI 2.0L Turbo (no specific code public), D4HA Diesel (in some markets) | API SN or higher grade synthetic motor oil | Approx. 4.2 liters (with filter) for 2.4L engine; varies slightly for turbo and diesel variants; service-fill including filter change | Hyundai SP-IV or equivalent synthetic ATF for automatic |
| 2016 | G4KF, Nu 2.4, GDI 2.0T Theta II | SAE 5W-20 or 5W-30 synthetic, meeting API SN or higher | Approximately 4.2 liters service fill with filter change (2.4L engine) | Hyundai SP-IV or equivalent automatic transmission fluid |
| 2017 | G4KF, G4KE, Nu2.0T | SAE 5W-30 or 5W-20 synthetic oil depending on climate and market | Approximately 4.3 liters (engine oil service fill with filter change varies by engine, typically ~0.5L filter capacity) | Hyundai SP-IV or equivalent ATF for automatic transmissions |
| 2018 | G4KJ, G4KF, T-GDI 2.0L | SAE 5W-30 API SN or higher synthetic | Approx. 4.0L with filter (service-fill integrated engine oil capacity, includes oil filter) | Hyundai SP-IV or equivalent transmission fluid |
| 2022 | G4KL, G4KN, G4NH, 2.5L Smartstream I4 (Turbo and naturally aspirated variants), 2.0L Nu MPI, 1.6L T-GDI | SAE 5W-30 or 5W-20 synthetic, meeting API SN or higher | Approx. 4.2 to 4.5 liters (engine oil service-fill including oil filter change; exact capacity depends on engine variant) | Hyundai genuine ATF SP-IV or equivalent synthetic fluid |
| 2024 | G4KE, G4KH, G4KV | SAE 0W-20 synthetic recommended | Approximately 4.3 liters service-fill with filter change (varies slightly by engine) | Hyundai ATF SP-IV or equivalent |
Technical specifications
- Engines: G4JP, G4GC, G6AV, G6BA, D4EA, G4KC, G6EA, GDI Theta-II 2.4L, 2.7L V6 Lambda II, 3.3L V6 Lambda II, Theta-II GDi 2.4L I4 (G4KF), Mu 2.7L V6 (G6BA)
- Transmissions: 5-speed manual in most markets, 4-speed automatic, ATF Dexron II or equivalent for automatic; manual uses SAE 75W-90 gear oil, 5-speed manual available with I4, 4-speed automatic common for I4 and V6, Hyundai SP-IV ATF automatic transmission fluid, 5-speed for 4-cylinder engines in select markets, 4-speed and 5-speed automatic depending on engine and market
- Tire sizes: 195/65R15, 205/60R15, 205/65R15, 215/60R16, 215/55R16, 225/45R17, 245/45R17, 215/55R17, 235/45R17, 215/55 R17
- Bolt pattern: Verify by exact trim and wheel package
- Wheel torque: Verify by VIN and wheel package
- Battery: Verify by engine, market and equipment package
Fluids and service data
- Engine oil: SAE 5W-30 or 10W-30 API service grade as per market specifications / SAE 5W-30, API Service SL or higher / API SM/SL 5W-30 synthetic or equivalent / API SL or higher, SAE 5W-30 synthetic recommended in most markets
- Transmission fluid: ATF Dexron II or equivalent for automatic; manual uses SAE 75W-90 gear oil / Hyundai SP-IV ATF automatic transmission fluid / Hyundai SP-IV or equivalent / Hyundai SP-IV automatic transmission fluid recommended
- Coolant: Approx. 6.0 liters / Approx. 7.5L (engine and radiator combined) / 9.0L approximate / Approx. 7.0 liters
- Brake fluid: DOT 3 or DOT 4 per market standards / DOT 3 (or higher) / DOT 3 or DOT 4 / DOT 3 or DOT 4, market dependent
Known problems
- Timing belt replacement interval critical
- Cooling system maintenance required to avoid overheating
- Timing belt requires replacement at recommended intervals to avoid engine damage
- V6 model may experience intake manifold gasket wear
- Rust issues in some regions depending on climate
- Timing chain tensioner wear in 2.4L engines
- Coolant leaks from radiator hose connections
- Timing chain noise in some 2.4L engines
- High oil consumption reported in some markets
- Ignition coil failures noted in early model years
- Timing chain tensioner noise on Theta-II engines
- Excessive oil consumption in some 2.4L GDi engines