应该是Climate Control中的一个功能。 * a j/ D0 s# g! Z2 g4 \2 e4 I; J3 Z2 F
"BI-LEV" Mode:: R: q T. x6 N c" X! ^" c
With bi-level mode activated, the A/C compressor is turned * m% G5 i1 g& oon. Temperature, blower speed, and air distribution are automatically , o& z/ @; d, A# n# ^8 oregulated. Air distribution is fixed at center and footwell outlets.# W) L& @9 \; o' `3 {- O2 U2 ^