New Standard from Last Update.

1. SCOPE

This standard applies to approval of non-original replacement exhaust silencing systems for L1, L2 and L5 category vehicles as defined in IS 14272.

2. REFERENCES

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

3028 (Part 1) : 2018 Automotive vehicles - Noise emitted by moving vehicles - Specification and method of measurement: Part 1 L2 category

3028 (Part 2) : 2022 Automotive vehicles - Noise emitted by moving vehicles - Specification and method of measurement: Part 2 Other than L2 and L5 category

3028 (Part 3) : 2018 Automotive vehicles - Noise emitted by moving vehicles - Specification and method of measurement: Part 3 L5 category

10399 : 2022 Automotive vehicles - Noise emitted by stationary vehicles - Method of measurement (second revision)

11422 : 2001 Terms and definitions of weights of two wheeled motor vehicles (first revision)

14272 : 2011 Automotive vehicles - Types - Terminology (first revision)

14599 : 1999 Automotive vehicles - Performance requirements (measurement of power, SFC, opacity) of positive and compression ignition engines - Method of test