Inspect and test motor vehicle emission control systems.
What does an Exhaust Emissions Inspector do?
Inspects and tests motor vehicle emission control systems, using handtools and computerized testing equipment: Attaches test circuit leads to vehicle ignition system and inserts exhaust probe in tail pipe. Starts and accelerates engine to specified speed. Observes dials and meters of testing equipment to determine exhaust emission content and records readings on chart. Compares computer printout to exhaust emissions chart to detect variations. Examines emission control systems to determine cause of faulty operation. Adjusts and replaces defective parts, using handtools. Records incidence of recurring defects and consults with department heads or plant engineers to initiate corrective measures.