 鲜花( 0)  鸡蛋( 0)
|
there are a few kinds of BH that help cars start from extreme cold weather,: a. j3 _: U1 N, z' x0 A& T5 ]" n
basically , BH keep the car warm by heating up the oil pan-which keeps the engine oil from frozen, or by heating up the coolant/radiator, and keep the engine block warm.
3 C( W( k, K/ PEither way, the engine shall not be frozen with use of BH.
; p- ~, H8 a+ vGoogle block heater1 @! r% P% V0 g. P# d( m# |% D
- u2 m3 M; w0 Q! SIf you do not have BH on ur car, by using synthetic oil you can also prevent oil frozen from happening.) r( d6 W; x" F" `/ Y4 @ r3 W
A good synthetic oil, 5w20 or 5w 30 , or 3w 20 have a pure point of -30 to -40 degrees.; w6 a4 U& A8 [% k9 ~1 W: A
" U7 p, _7 n0 n% M, C
if you have BH or SO, but ur car still could not be started up, and you have not checked/replaced your battary before the winter came, I bet the battary is dead. |
|