European Customer Technology Centers - Delphi
European Customer Technology Centers - Delphi
European Customer Technology Centers - Delphi
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In SERVICE CONFORMITY TESTING<br />
US In use testing<br />
Applicable to HD > 8500 lbs<br />
HC, CO and NOx emission from 2005<br />
PM emissions from 2006<br />
Based on families selected by EPA: - Up to 25% of engine families/year<br />
- Every 4 years period, max average number of engine families certified over that 4 years period<br />
The average emissions for each pollutant must remain at or below the NTE threshold<br />
Phase 1 testing<br />
Test on 5<br />
engines<br />
Process completed Process completed Process completed<br />
All 5 test<br />
results comply<br />
w/ criteria<br />
YES YES YES<br />
NO<br />
Test on 1<br />
additional<br />
engine<br />
Test result<br />
comply w/<br />
criteria<br />
Test on 4<br />
additional<br />
engines<br />
If a<br />
total of 8<br />
engines over the 10<br />
tested comply w/<br />
criteria<br />
Follow up discussion<br />
w/ EPA<br />
6 or 7<br />
over the 10 tested<br />
engines comply<br />
w/ criteria<br />
Phase 2 testing<br />
For any reason, carmakers can be requested to test 10 additional engines.<br />
EPA may select a certain subset of the engine family, force specific test conditions, define a period when testing and reporting have to be done.<br />
EPA may require<br />
carmaker to<br />
initiate Phase 2<br />
Additional Emissions-Related Requirements 45<br />
YES<br />
NO NO NO