European Customer Technology Centers - Delphi

US FEDERAL
Smoke Test Limits
Mode Accceleration (A) Lugging (B) Peak (C)
Opacity % 20 15 50
Family Emissions Limits (g/bhp.h) GVW ≥ 8.500 lbs
NOx + NMHC PM
4.5 or 4.5 w/ a limit of 0.5 on NMHC (ABT) 0.25
Crankcase emissions added to tailpipe level prior to comparison to standard.
Under Tier 2, PC, LDV and MDV up to 10,000 lbs used for personal
transportation have to be type approved following LDV legislation.
MY 2007 and later (g/bhp.h)
Standard
2007
Phase-In MY
2008 2009 2010
NOx 0.20 50% 50% 50% 100%
NMHC (E) 0.14 50% 50% 50% 100%
CO 15.5 100%
PM 0.01 100%
Formaldehyde 0.01 1) 100%
Heavy Duty
Phase-In options:
For MY 2007-2009 combined NOx+NMHC is possible, as defined in EPA, MY
2004. All other requirements to comply w/ MY 2007 standards.
Max authorised 2006 NOx+NMHC TA: 50% of direct production.
ABT and FEL
Model Year
Family Emissions Limits (g/bhp.h)
NOx PM
Bef 2010 2.00 0.02
2010 and later 0.50 0.02
Supplemental Test (see page 26)
- Weighted average exhaust emissions: max 1.0 times applicable emission
standards or FEL.
- If NOx FEL < 1,5 g/bhp.h, gaseous exhaust emissions ≤ steady-state interpolated
values (Maximum Allowable Emission Limits MAEL).
1) CARB 1996 -> 0.05
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