§ 86.1830-01 Acceptance of vehicles for emission testing.

(a) General test vehicle requirements. (1) All test vehicles shall be tested in the proper configurations as specified in § 86.1822–01, § 86.1828–01, or § 86.1842–01, as applicable for the type of test conducted.

(2) Components affecting emissions which are used to build test vehicles shall either be randomly selected production parts or parts verified to be in the middle 50 percent of the tolerance range. The manufacturer will determine which components affect emissions using good engineering judgment.

(3) Test vehicles must have air conditioning installed and operational if that configuration is available with air conditioning. Optional equipment must be installed or represented on test vehicles according to the provisions of § 86.1832–01.

(4) Test vehicles must receive proper scheduled maintenance as established by the manufacturer according to the provisions of § 86.1834–01(b) or (c). Unscheduled maintenance must be approved under the provisions of § 86.1834–01(d).