This is one of the most common—and urgent—questions drivers ask. The answer depends largely on how the light appears.

A solid check engine light typically indicates a non-urgent issue. In many cases, the vehicle will still drive normally, but the fault should be checked as soon as possible to prevent further complications. Continuing to drive for a short period is usually safe, but delaying diagnosis for too long can lead to increased repair costs.

A flashing check engine light is far more serious. This usually signals an active misfire or a problem that could cause immediate damage to the engine or catalytic converter. In this situation, it’s best to stop driving as soon as it is safe to do so and arrange for the vehicle to be inspected.

Driving with an unresolved fault can result in reduced fuel efficiency, poor performance, and in severe cases, permanent engine damage. If you’re unsure, it’s always better to err on the side of caution and have the vehicle checked promptly.

For a full inspection, visit our diagnostics service page to identify the fault accurately and quickly.