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    4. : What to do when the yellow engine failure light comes on on Mercedes C-Class?

What to do when the yellow engine failure light comes on on Mercedes C-Class?
Years 2014-2021

Answer

A fairly common situation is the engine failure warning light on, a condition which indicates the presence of a more or less serious anomaly, for example in the catalytic converter or in the injection system. For this reason it is necessary to carry out a diagnosis in order to investigate the problem further.
Posted on: 3 February 2023 by ScegliAuto

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