This procedure applies to the verification of vehicle emission gas testers, including first verification and subsequent verification. The standard specifies the performance requirements of the tester, the method of verification and the verification period to ensure the accuracy and Reliability of the tester in the measurement of vehicle emissions. This procedure is designed to ensure the validity of test results and support environment protection and emission control.
| Status | Active |
|---|---|
| CCS | ICS |
| Release Date | Implementation Date |