Mercedes-Benz M-class dual-spark ignition coil 0221506444 001500280 compatible with Shaolong vehicle

Mercedes and Ssangyong 4-cylinder engine compatible ignition coil (OEM numbers 0221506444, 001500280). Mounted on the cylinder head top, directly connects to the spark plug, converts low voltage to high voltage to ignite the mixture; core for 4-cylinder operation. Fits Mercedes and Ssangyong 4-cylinder engines; medium installation difficulty; about 1–1.5 hours; pay attention to the sequence of high-voltage harness connections. If the vehicle shows weak acceleration, rough idle, check engine light, or higher fuel consumption, these indicate aging or breakdown of the ignition coil and replacement is required.