2021 Hyundai Sonata specs
Maintenance specs from the 2021 Hyundai Sonata owner's manual. Open a spec for every version and the page it's printed on.
Engines covered: Smartstream G1.6 T-GDi, Smartstream G2.5 GDi, Smartstream G2.5 T-GDi
Engine & fluids
Tires & wheels
Capacities & towing
Keys & lighting
Coolant
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| Smartstream G1.6 T-GDi | 8.03 US qtcapacity | “8.03 US qt. (7.6 ℓ)” | PDF page 27 ↗ |
| Smartstream G2.5 GDi | 9.07 US qtcapacity | “9.07 US qt. (8.59 ℓ)” | PDF page 27 ↗ |
| Smartstream G2.5 T-GDi | 8.59 US qtcapacity | “8.59 US qt. (8.13 ℓ)” | PDF page 27 ↗ |
Transmission fluid
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| Automatic transmission | HYUNDAI genuine ATF SP-IVtype | “HYUNDAI genuine ATF SP-IV” | PDF page 27 ↗ |
| Automatic transmission | 6.89 US qtcapacity | “6.89 US qt. (6.5ℓ)” | PDF page 27 ↗ |
Lug nut torque
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| All versions | 79~94 lbf·ft | “79~94 lbf·ft (11~13 kgf·m)” | PDF page 486 ↗ |
Confirm with your own manual, dipstick or door-jamb label.
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