Rules of the Road

A loose or missing fuel cap:

Show Answer & Explanation
Correct Answer: B. Triggers a check-engine light on many vehicles and can leak fuel vapours

Modern fuel systems are sealed. A loose cap triggers the evaporative emission control system's monitor, lighting the check-engine light. Also a fire risk near static electricity.

More Rules of the Road Questions

A child car seat: Unsecured cargo that falls from your vehicle can: In winter, your windshield washer fluid should be: Cold weather reduces tire pressure about: On some BC highways from October to April, drivers may need to carry:

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