我也是sienna，胎压应该是35，听人说备胎也得经常查查胎压，不知道对不对

所有跟帖： 

• Yes. It is a network of five sensors. (NT) -jassco- ♂ (0 bytes) () 09/24/2017 postreply 13:46:58

• have you even seen any compact spare has a sensor in it? -MoonRiverMe- ♂ (0 bytes) () 09/24/2017 postreply 20:10:21

• No, not on a compact car. If you -jassco- ♂ (160 bytes) () 09/25/2017 postreply 19:42:21

• It is only true if you have a full size spare -MoonRiverMe- ♂ (0 bytes) () 09/26/2017 postreply 14:15:19

• Sienna的备胎也有sensor吗？ -iGarage- ♀ (0 bytes) () 09/24/2017 postreply 13:56:45

• 是金属的 valve stem就是 -MoonRiverMe- ♂ (0 bytes) () 09/24/2017 postreply 20:12:15

• Compact size的备胎，通常的PSI要高很多的啊？我的full size 备胎倒是有sensor。 -iGarage- ♀ (0 bytes) () 09/24/2017 postreply 20:29:53