What is the meaning of O/D off?
The gear shifting will use sport drive mode if the OverDrive indicator is on when you press the O/D button.
The Over Drive has been turned off.You disabled Overdrive by pressing the button near the shifter.This keeps the vehicle from shifting into a higher gear when you don't need it while driving around town at less than 40 mph.
Should it be off for normal driving and when should you engage it to be on or off?
Does the yellow colour of the sash board save petrol?Which is the most economical way to drive in the city.
The over drive has a higher gear.It works well at higher speeds but puts a strain on the engine.Try to ride a bicycle at a lower speed.
The O/D allows your car to shift in light gears when moving at a high speed.If you're moving around a place with a lot of traffic, you can switch it off.