UNITED STATES ENVIRONMENTAL PROTECTION AGENCY

NATIONAL VEHICLE AND FUEL EMISSIONS LABORATORY

2000 TRAVERWOOD DRIVE

ANN ARBOR, MI  48105-2498

									     OFFICE OF

									AIR AND RADIATION

5/19/16

MEMORANDUM

SUBJECT: Test Procedure Review with Cummins, Volvo, Navistar, Paccar,
Daimler Eaton and Allison

FROM: James Sanchez

TO:  Greenhouse Gas Emissions Standards and Fuel Efficiency Standards
for Medium- and

Heavy-Duty Engines and Vehicles - Phase 2 - Docket EPA-HQ-OAR-2014-0827

This memo documents communication on May 19, 2016 between
representatives of Cummins, Volvo, Navistar, Paccar, Eaton, Allison,
Daimler, Caterpillar, Hino, EMA and EPA to discuss heavy-duty test
procedures proposed in the Phase 2 greenhouse gas and fuel efficiency
standards for heavy-duty vehicles notice of proposed rulemaking.

Participants: 

Allison – 

Caterpillar – 

Cummins – Manik Narula, Jackie Yeager

Daimler – Gerald Freitag, Inderpal Singh

Eaton – 

EMA – Tim Blubaugh

EPA – Houshun Zhang, James Sanchez

Hino – Mark Siddall

Navistar – Cortney Guzlas, Matt Hunkler

PACCAR – Mark Malowicki, Erin Luke

Volvo – Marc Miller, Tim Connors, Steve Berry, Tony Greszler

Discussion and follow-up items (with owner's name in bold): 

GEM – Houshun

Debugging version is available

Shifting sensitivity to generic steady state map – Manik

Reviewed analysis of impact on engine cycles and vehicle CO2 results of
using generic steady state map for shifting in GEM – see slides
emailed previously

55/65 cycle average map speed/load coverage – Matt H.

Reviewed analysis of engine speed/torque coverage of cycle average maps
– see slides emailed previously 

Topics for future calls: 

(TBD) SwRI results (gasoline engine) – Houshun

