
Ontario’s new Drive Clean test is faster, more accurate and better at protecting our air.
Our on-board diagnostic or “OBD” test works on most light-duty vehicles in Ontario from the 1998 model year or newer. These vehicles have an on-board computer that monitors the engine and emissions system during everyday driving conditions.
The new test reads the emissions information in your vehicle’s computer. It can detect problems that often lead to poor performance, high emissions or poor fuel economy.
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