When your 2023 Dodge Charger displays a P0302 code, the powertrain control module has detected that cylinder 2 is misfiring beyond acceptable limits. This iconic muscle car deserves proper diagnosis to maintain its performance.
2023 Charger: Final Year of Legacy Engines
The 2023 Dodge Charger represents one of the final years for the traditional gas-powered lineup before the electric transition. Engine options include the 3.6L Pentastar V6, 5.7L HEMI, 6.4L HEMI, and the legendary supercharged Hellcat variants.
HEMI MDS Technology
The Multi-Displacement System on 5.7L and 6.4L HEMI engines deactivates cylinders during light-load driving. Cylinder 2 is one of the deactivatable cylinders. MDS lifter failures have been documented and can cause persistent misfires.
Ignition Component Wear
High-performance engines stress ignition components. Spark plugs experience significant thermal cycling in HEMI engines, and coil packs work hard to deliver adequate spark energy. Regular inspection helps catch wear before it causes misfires.
Supercharged Engine Specifics
Hellcat engines don't use MDS but operate under extreme boost pressure. The supercharger creates significant cylinder pressure, requiring robust ignition and fuel delivery. Ensure all components meet OEM specifications.
Fuel System Analysis
All engines benefit from fuel system inspection. Fuel injector problems can cause cylinder-specific misfires. The direct injection system on the V6 operates at high pressure, requiring professional testing equipment.