1

U.S. Department 

of Transportation

Research and

Innovative Technology

Administration

Volpe National Transportation Systems Center

July 25, 2011

MEMORANDUM

SUBJECT: Ex parte meeting with 

FROM: Maurice Hicks, NHTSA

TO: Docket No. NHTSAThis memorandum documents a meeting held on 

regarding the proposed fuel efficiency and greenhouse gas standards for medium

vehicles and engines for model years 2014

Hino: Seiichi Yamaguchi, Yoshihide Takenaka, Akira Harada, Chikako Sato, Richard Gezelle 

EPA: Byron Bunker, Cleophas Jackson, Chien Sze, Soduk Lee, and Houshun Zhang 

NHTSA/DOT: James Tamm, Gregory Powell, and Maurice Hicks

The following topics were discussed during the meeting:

HINO requested a meeting with the agencies

certifying the GHG emissions and fuel consumption of

Hino provided a detailed overview on hardware in the loop simulation (HILS) certification. 

discussed the possibility of HILS evaluation by the agencies. Hino offered to provide a copy of the 

software and guidelines to the agencies. 

HINO stated that HILS could address 

properly evaluate the hybrid system 

approach to evaluating hybrid system benefits 

approach that can be used for evaluating hybrid trucks and is currently under considerati

industry. HINO requested that the agencies 

for evaluating HD hybrid vehicles. The HILS model is currently being evaluated for its uses as a part of 

the WP29 GTR on heavy duty truck fuel e

The agencies agreed to consider the 

Volpe National Transportation Systems Center

eeting with Hino Motors, Ltd.

, NHTSA

-2010-0079

This memorandum documents a meeting held on November 19, 2010 between Hino, EPA

regarding the proposed fuel efficiency and greenhouse gas standards for medium- and heavy

vehicles and engines for model years 2014-2018. The attendees included:

Seiichi Yamaguchi, Yoshihide Takenaka, Akira Harada, Chikako Sato, Richard Gezelle 

Jackson, Chien Sze, Soduk Lee, and Houshun Zhang 

ames Tamm, Gregory Powell, and Maurice Hicks

The following topics were discussed during the meeting:

the agencies to discuss the possibility of using improved 

fuel consumption of hybrid heavy-duty trucks. During the meeting, 

Hino provided a detailed overview on hardware in the loop simulation (HILS) certification. 

evaluation by the agencies. Hino offered to provide a copy of the 

software and guidelines to the agencies. 

could address an issue with the current chassis dyno test: the duty cycles do not 

hybrid system benefit. According to HINO, using modeling is a more feasible 

hybrid system benefits in heavy duty trucks. The HILS model is one alternative 

approach that can be used for evaluating hybrid trucks and is currently under considerati

HINO requested that the agencies consider the HILS model as the industry-wide test method 

The HILS model is currently being evaluated for its uses as a part of 

the WP29 GTR on heavy duty truck fuel efficiency. 

agencies agreed to consider the above requests.

55 Broadway

Cambridge, MA 02142

Hino, EPA, and DOT 

and heavy-duty 

Seiichi Yamaguchi, Yoshihide Takenaka, Akira Harada, Chikako Sato, Richard Gezelle 

to discuss the possibility of using improved approaches for 

During the meeting, 

Hino provided a detailed overview on hardware in the loop simulation (HILS) certification. HINO also 

evaluation by the agencies. Hino offered to provide a copy of the 

: the duty cycles do not 

sing modeling is a more feasible 

The HILS model is one alternative 

approach that can be used for evaluating hybrid trucks and is currently under consideration by the 

wide test method 

The HILS model is currently being evaluated for its uses as a part of