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Visible Emissions Training
Oct 6, 2020 Example certification tests: We show some example failed tests and explain why each student failed the test. We explain how to adjust
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If a vehicle fails the Other Emissions Related Components category of the visual inspection, inspectors must document on the VIR what emissions system failed.
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Smoke testing is a qualitative form of tracer testing used to detect leaks or preferential vapor migration pathways, or to test airflow patterns. A smoke stick
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