JAKARTA, KOMPAS.com – Multiple cars with automatic transmission which is widely circulating today, is equipped with a button overdrive (O/D).
This button is usually located on the side of the transmission lever. Important note, button overdrive different buttons release button on the straight or transmission lever straight.
Then what is the function of the button overdrive that, considering that so far there are still many who are mistaken about its use.
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Start there who think of it as a button engine brake for deceleration needs, to move the transmission to a low position. Is this true?
Hermas Efendi Prabowo, as the owner of the Worner Matic specialist workshop, said that these meanings are misguided and have developed in the community.
“Main function overdrive is to limit the gearshift acceleration system. For example, when you are on a steep incline, to keep the transmission in low gear, activate it overdrive the system will restrict the teeth from moving to higher teeth, “said Hermas when contacted Kompas.com, some time ago.
According to Hermas, about the effect engine brake indeed when driving there will be a sensation like using a car with a manual transmission. However, it would be very wrong if overdrive considered a feature engine brake.
Main uses overdirve can be used when the driver is about to overtake another vehicle in front of him. When the lever is in D, the driver simply presses the O / D button on the transmission lever, the transmission gear which is already in position 4 will automatically drop to the 3rd.
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Instantly, the engine speed will also be denser as the rpm needle increases. When you step on the gas pedal more deeply, the impact of the engine will be more responsive than when it was in position D.
“Simply put, overdrive it’s like moving from 4th to 3rd gear when carrying a manual car, the result of the shift creates a sensation like engine brake, but don’t interpret it as a feature engine brake, “said Hermas.
“ Overdrive It is more accurately interpreted as a limiter for automatic transmission, or it can also be used to make the car’s speed more responsive when overtaking, “he said.
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