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there are a few kinds of BH that help cars start from extreme cold weather," W* E. M5 O/ E" M
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.1 G4 G& u+ ?) C6 s7 ^) ]! Z; J. Z
Either way, the engine shall not be frozen with use of BH.4 c) Z b M5 ]* h
Google block heater* h( W8 o7 n3 q4 s0 }9 b- Y$ Z- Q
/ x* I( }6 L, e9 G) @3 TIf you do not have BH on ur car, by using synthetic oil you can also prevent oil frozen from happening.7 y8 ]+ o4 c# w9 e0 M6 r
A good synthetic oil, 5w20 or 5w 30 , or 3w 20 have a pure point of -30 to -40 degrees.
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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. |
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