Here's why you need to get it checked out:
* Safety: A check engine light often indicates a problem that could affect your car's performance, emissions, or safety.
* Potential for Costly Damage: Ignoring a check engine light can lead to more serious damage and expensive repairs down the road.
* Emissions Issues: The check engine light could signal an issue with your car's emissions system, which could lead to fines or other penalties.
What to do:
1. Get it Scanned: The first step is to have your car's computer system scanned by a mechanic using an OBD-II scanner. This will provide a code that indicates the specific problem.
2. Research the Code: Once you have the code, you can research it online or ask your mechanic for an explanation. This will help you understand the problem and the potential severity.
3. Get it Repaired: Don't delay getting your car fixed. The sooner you address the problem, the less likely it is to lead to further issues.
Important Note: Don't try to reset the check engine light yourself without addressing the underlying problem. This will only temporarily mask the issue.
Get professional help! I strongly recommend taking your Volkswagen Passat to a qualified mechanic who specializes in European vehicles for a proper diagnosis and repair.