 鲜花( 0)  鸡蛋( 0)
|
there are a few kinds of BH that help cars start from extreme cold weather,& `8 Q5 w# L/ r( [
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.
8 V# @4 Z/ u. {/ A0 z$ H' `Either way, the engine shall not be frozen with use of BH.9 G0 A2 k5 U0 L* ]( X+ R
Google block heater
, A) A5 x/ @, e: E; u! p; j
5 n# B) I+ m2 e, pIf you do not have BH on ur car, by using synthetic oil you can also prevent oil frozen from happening.
) Z0 W1 A. F$ B- aA good synthetic oil, 5w20 or 5w 30 , or 3w 20 have a pure point of -30 to -40 degrees.
: z! j4 ?) y* I+ D* E
/ h" |/ Y" e: |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. |
|