⚠️ Hyundai manufacturer position
Pump module access per Hyundai GDS; PHEV requires HV disconnect before fuel work.
Vehicle information
| Make | Hyundai |
|---|---|
| Model | Santa Fe |
| Market status | Sold new in the US 2001–present; gasoline and hybrid (no US diesel) |
| Body styles | SUV |
| Generations | MX5 (2024–present), TM (2019–2023), and prior |
| Engine options | Gasoline: 2.5L I4 turbo, 3.5L V6 (prior gens) Hybrid: Hybrid and PHEV trims (model year dependent) |
| Fuel tank capacity | 17.7 gal (67 L) |
| Fuel system | GDI gasoline; hybrid retains fuel tank for engine |
| Access method | Under-seat fuel pump access on most generations |
| Anti-siphon | Yes |
| Service portal | Hyundai GDS / Kia GDS / Genesis GDS (dealer diagnostic and service information) |
Misfuel risk Moderate
Gasoline and hybrid US models — diesel misfuel at truck lanes is the primary risk.
If the engine was not started
Do not start ICE.
If the engine was started
Flush GDI system; inspect pump and injectors.
Access procedure
- Depressurize; HV disconnect on PHEV
- Access pump module; drain
- Replace filter; prime
Notes
- Site index may list diesel for global lineups — US Santa Fe is not diesel
Frequently asked questions
US Santa Fe diesel?
No diesel Santa Fe is sold new in the United States.
Santa Fe PHEV fuel drain?
Same gasoline tank — follow PHEV HV safety before opening fuel system.
Need professional misfuel recovery?
Find a certified operator or read consumer guidance for your next steps.
Find an operator Consumer guidance