C230 Sport Coup

The ML is acting up spewing codes like mad! Can anyone shed on any light on what this could mean? Here's the report from torque. <br />
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Fault log report generated by Torque for Android<br />
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Vehicle VIN: 4JGBB86EX6A056126<br />
Vehicle Manufacturer: Mercedes-Benz<br />
Vehicle Calibration ID: 00244674401900580054486010190003<br />
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Current Fault Log<br />
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P0300: Random/Multiple Cylinder Misfire Detected<br />
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Pending Fault Log<br />
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P0303: Cylinder 3 Misfire Detected<br />
P0304: Cylinder 4 Misfire Detected<br />
P0306: Cylinder 6 Misfire Detected<br />
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Historic Fault Log<br />
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ECU reports no historic faults<br />
Other discovered fault codes<br />
(possibly pending, current or manufacturer specific)<br />
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P0629: Unknown code - More information may be available on the web<br />
P0641: Unknown code - More information may be available on the web<br />
P0637: Power Steering Control Circuit High<br />
P0645: A/C Clutch Relay Control Circuit<br />
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End of report.