If your 2024 Hyundai Santa Fe is displaying a P0305 code indicating a cylinder 5 misfire, this code requires diagnostic investigation. The completely redesigned 2024 Santa Fe continues with four-cylinder-only powertrains: the 2.5L turbo and 1.6L turbo hybrid. Neither has a cylinder 5, making P0305 technically anomalous.
2024 Santa Fe - Complete Redesign
The fifth-generation 2024 Santa Fe features bold new boxy styling and updated powertrains. Engine options include the 2.5L Turbo I-4 (277 hp) and 1.6L Turbo Hybrid (232 hp combined). All configurations use four-cylinder engines with no V6 option.
Why P0305 Cannot Be Valid
All 2024 Santa Fe powertrains use four-cylinder engines with cylinders numbered 1-4. A P0305 code references a non-existent cylinder 5, indicating a diagnostic error.
Possible Causes
As a first-year redesign, ECM software calibration issues could store incorrect codes. Scan tool compatibility with the new platform may cause errors. Low 12-volt battery voltage affects computer reliability. Check for TSBs addressing known issues.
Diagnostic Recommendations
Use a Hyundai GDS or compatible scan tool to verify codes. Check for TSBs for the 2024 Santa Fe. Test battery condition. If actual misfire symptoms exist, focus on cylinders 1-4. Clear the erroneous code.