Smog Check Duration: What To Expect

how long does a smog check take

A smog check usually takes 20-30 minutes. The process is quick but essential for vehicle compliance.

Steps in a Smog Check

Technicians inspect emissions systems and test tailpipe emissions. Computer diagnostics may be included. Ensure your vehicle is well-maintained beforehand.

Older cars might take longer due to additional tests. Results are provided immediately.

Preparing for Your Smog Check

Drive the vehicle beforehand to warm the engine. Check for warning lights. Address known issues early.

  • Bring required documentation
  • Ensure tires are properly inflated
  • Change oil if needed

Smog checks are straightforward. Proper preparation ensures a smooth and speedy process.

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