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What is the common cause of a check engine light on a BMW 1 Series?

My BMW 1 Series just had its check engine light turn on. What could be the problem behind this and how do I fix it?

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Answers (3)

S

The most common cause of a check engine light on a BMW 1 Series is a faulty oxygen sensor. It's recommended to get it checked and replaced as soon as possible to avoid further damage to the engine.

T

It could also be a simple issue like a loose gas cap. Before heading to the mechanic, try tightening the gas cap and see if the light turns off.

K

Sometimes, the problem could be with the catalytic converter. It's best to have a professional diagnose and repair this issue.

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