A P0302 code on your 2022 Hyundai Santa Fe indicates the engine control module has detected misfires in cylinder 2. The 2022 Santa Fe offers multiple powertrain options: the 2.5L Smartstream, 2.5L turbocharged, and 1.6L turbo hybrid. Each engine has specific characteristics affecting misfire diagnosis and repair.
2022 Powertrain Options
The redesigned Santa Fe features new Smartstream engines. The 2.5L naturally aspirated uses multi-port injection. The 2.5L turbo uses direct injection for increased performance. The hybrid pairs a 1.6L turbo GDI with electric motor assistance. All are inline-4 configurations with cylinder 2 second from front.
Naturally Aspirated 2.5L Advantages
The 2.5L Smartstream with port injection avoids direct-injection carbon buildup issues. Standard ignition and fuel system problems are primary misfire causes. The CVVD (Continuously Variable Valve Duration) technology adds valve timing complexity but is generally reliable.
Turbo and Hybrid Considerations
The 2.5L turbo and 1.6L hybrid turbo use direct injection, making them susceptible to carbon buildup over time. Boost pressure irregularities can cause misfires. The hybrid system operates the engine intermittently, which may affect spark plug condition differently than conventional operation.
Symptom Recognition
Four-cylinder engines display obvious misfire symptoms. The crossover exhibits rough idle, vibration, and hesitation. Hybrid models may mask symptoms during electric operation. Check engine light illumination accompanies detected misfires.
Diagnostic and Repair Strategy
Identify your powertrain type first. Scan for all codes including hybrid system codes. Inspect ignition components. Test fuel system appropriate to injection type. Turbo engines require boost system evaluation. Given the newer model year, warranty coverage should apply to defect-related repairs.