This section includes text that specifies requirements that differ from § 86.1725-99. Where a paragraph in § 86.1725-99 is identical and applicable to this section, this may be indicated by specifying the corresponding paragraph and the statement “[Reserved]. For guidance see § 86.1725-99.” The provisions of § 86.1834-01 and subsequent model year provisions apply to this subpart, with the following additions:
(a) Hybrid electric vehicles that use Otto-cycle or diesel engines are subject to the applicable Otto-cycle or diesel engine maintenance requirements of § 86.1834-01(b) through (e) and subsequent model year provisions.
(b) through (c) [Reserved]. For guidance see § 86.1725-99.
(d) When air conditioning SFTP exhaust emission tests are required, the manufacturer must document that the vehicle's air conditioning system is operating properly and in a representative condition. Required air conditioning system maintenance is performed as unscheduled maintenance that does not require the Administrator's approval.