汽車冷氣出風問題

同時在風機中找到一個連住開關制的插頭,拆下來有一塊鐵板,好似信用咭咁上下的,但無電子零件,呢塊是什麼? 是電線接駁分路板, wire joint connecter.same as 焊接電線接駁到一點.
B14是否用電子式阻力器, no
resistance type, 4 wire all with yellow-something color, near you find that 拆下來有一塊鐵板., not more tan 4 inches away. you can find it. tighten with philip screw.
open circuit, all three resistance coil broken. change it., name as風機阻力 blower resistor.

只有两個可能,1)風速問關制.2)風速電阻,但通常電阻損壞的機會比較大.
(資料來源 DNA autoworks Ltd.,)