How to fix a faulty oxygen sensor in a Vauxhall Zafira Life?

I have been experiencing some issues with my Vauxhall Zafira Life's oxygen sensor. The engine light keeps turning on and off and my fuel efficiency has decreased. How can I troubleshoot and fix this problem?

First, make sure to check the oxygen sensor's electrical connections for any loose or damaged wires. If everything appears to be intact, it may be necessary to replace the oxygen sensor altogether. It's best to consult a professional mechanic for this task.

Alternatively, you can use an OBD2 scanner to read the trouble codes related to your oxygen sensor issue. This can provide more specific information and save you time and money by pinpointing the exact problem.

In any case, it's important to address a faulty oxygen sensor as soon as possible as it can lead to further engine and emission problems. Neglecting this issue can also result in higher fuel costs in the long run.