Black smoke from the exhaust of a vehicle is usually an indication of incomplete combustion of fuel. It is caused by an excessive amount of fuel being injected into the engine relative to the amount of air being supplied for combustion. Black smoke coming out of vehicle exhaust is a sign of a problem that needs to be addressed immediately.

Causes of Black Smoke from Exhaust
1) Clogged Air Filter
2) Bad MAF Sensor
3) Faulty EGR Valve
4) Bad Fuel Injector
5) Clogged Fuel Filters
6) Worn Piston Rings
7) Bad Oxygen Sensor
8) Engine Deposits
9) Faulty Fuel Pressure Regulator

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Disclaimer:
This video is just for educational purposes only. We are not in the auto repair business nor publish automotive service manuals. This video is not reviewed or authorized by any vehicle manufacturer. This video is intended only as general guidance. Every system is slightly different, so refer to the owner’s manual of your vehicle for any specific information about your model. Remember that only proper service and repair procedures will ensure your car's safe and reliable operation.

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