Reaffirmed 2019

1. Scope

This standard specifies the method of measurement of opacity levels of the exhaust gas for vehicles fitted with compression ignition engines under free acceleration conditions.

2. References

The following standard contains provisions, which through reference in this text, constitute provisions of this standard. At the time of publication, the edition indicated was valid. All standard are subject to revision, and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent edition of the standard indicated below:

IS No. Title

14553 : 2008 Automotive vehicles - Apparatus for the measurement of opacity (smoke) of exhaust gas from vehicles equipped with compression ignition engines - Specification (first revision)