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    4. : What does the Code 21 signaling mean in the Opel Karl?

What does the Code 21 signaling mean in the Opel Karl?
Years 2015-2019

Answer

As reported in the Opel Karl use and maintenance booklet, the code 21 signal simply indicates the presence of a failure or malfunction of the left side position light. To ensure greater safety when driving, during stops and when carrying out maneuvers, the relative bulb must be replaced promptly. This can be found on the market at a low price of a few euros.
Posted on: 20 June 2022 by ScegliAuto

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