我前几天也有灯亮，4个胎全正常，原来是备胎低了才25。另外， 打完气不立即灭灯的，要开一征才灭的

所有跟帖： 

• How does your car check pressure of backup tire? (NT) -jassco- ♂ (0 bytes) () 11/16/2014 postreply 18:57:50

• funny people, funny car. -1800800- ♂ (0 bytes) () 11/16/2014 postreply 19:13:31

• 我的是全尺寸备胎，也有个气压sensor，和其它轮胎一样 -徒劳- ♂ (0 bytes) () 11/16/2014 postreply 19:19:09

• I know a spared tire has a TPM sensor too. But is this TPM senso -jassco- ♂ (24 bytes) () 11/16/2014 postreply 19:42:26

• yes, they are wireless connected, including the spare. -徒劳- ♂ (0 bytes) () 11/16/2014 postreply 20:10:58