86.1724-99—Test vehicles and engines.
The provisions of § 86.096-24 and subsequent model year provisions apply to this subpart, with the following exceptions and additions:
(a)
The provisions of § 86.096-24(a)(1) and subsequent model year provisions apply to this subpart, with the following addition:
(1)
All engines classified in the same engine family shall be certified to identical exhaust emission standards.
(b)
The provisions of § 86.096-24(b) and subsequent model year provisions apply to this subpart with the following additions:
(1)
For TLEVs, LEVs, ULEVs, and ZEVs certifying according to the provisions of this subpart, a manufacturer may substitute emission data vehicles selected by the California Air Resources Board criteria instead of using the criteria specified in § 86.096-24(b)(1) (i), (ii), and (iv) and subsequent model year provisions.
(2)
For vehicles certified to the SFTP exhaust emission standards, if air conditioning is projected to be available on any vehicles within the engine family, the selection of engine codes will be limited selections which have air conditioning available and would require that any vehicle selected under this section has air conditioning installed and operational.