The Car Engine Symptoms and Solutions Quiz

Your car is pouring black smoke out the exhaust. Of the options here, what could the problem be?

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Correct Incorrect An engine running too rich indicates excessive fuel intake, leading to inefficient combustion. This not only wastes money but also suboptimal engine performance.

Your car is pouring black smoke out the exhaust. Of the options here, what could the problem be?

• The fuel/air mixture — the car engine is running too rich.
• The engine is running too cold.
• The catalytic converter is broken.
• Nothing is wrong.