as there is more resistance when in four wheel drive, your fuel economy will go down by between 25-45%, depending on your driving style,the terrain you are on and weight of the vehicle at the time. the drive train on a 4×4 is usually split 60/40 when in four wheel drive, giving more drive to […]
Written on Saturday, July 19th, 2008 by toryguerra :: 0 comments to this post
as there is more resistance when in four wheel drive, your fuel economy will go down by between 25-45%, depending on your driving style,the terrain you are on and weight of the vehicle at the time. the drive train on a 4×4 is usually split 60/40 when in four wheel drive, giving more drive to the rear wheels until one loses traction, then the computer will alter the split and reduce power to the spinning wheel and increase it to the ones with grip. due to the four wheel drive providing extra power to the wheels is why your fuel consumption increases.also prolonged on road driving in four wheel drive causes transmission wind up,which is over tightening of the syncro mesh.to remedy this you have to reverse for a period to release the tension. prolonged use on the road can also affect the diff. lock opperation, which is expensive to remedy.
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