Does Auto start-stop actually save fuel?

Does Auto start-stop actually save fuel?

Does stop-start help save fuel? Yes – in situations where you’re stationary with the engine idling, such as in heavy traffic or waiting for traffic lights to change, it will save however much fuel would have been used by the engine while the car is stationary.

How does auto start stop work in a car?

Auto start-stop is engaged when your vehicle has come to a stop and the brake is pressed. When these two things occur, the engine stops entirely and disengages the transmission, effectively shifting it to neutral.

Why does my car not start when I move off the curb?

When the system realises the driver wants to move off because they’ve released the brake or dipped the clutch pedal, the ignition starts again. The driver shouldn’t have to do anything to re-start the engine.

What happens when STOP START does not kick in?

Obviously, more stationary time means more fuel saved. There are also occasions when stop-start will not kick in, for example if the engine is cold, the system is less likely to intervene, to allow the engine to warm up fully.

How does auto stop start affect your mpg?

While it is hard to measure the specific effect that auto stop-start systems have on MPG, it is clear that they do save fuel. Your car burns significantly more fuel idling than it needs to start the engine.

What was the last year my Mini Cooper stopped working?

My previous 2009 Renult Megane 1.5dci had done 137,000 when I sold it again no issues and stop start working . My prevoius Mini R55 Cooper D 2008 (Pug engine) sold with 103,000 miles and all ok .

Auto start-stop is engaged when your vehicle has come to a stop and the brake is pressed. When these two things occur, the engine stops entirely and disengages the transmission, effectively shifting it to neutral.

Why does my car stop when the engine is cold?

Stop-start won’t intervene when the engine is cold. This is because the car’s computer is sufficiently savvy to know that an engine is at its most efficient when it’s fully warm. Therefore the clever computer keeps the engine running until it’s at an optimal temperature.

Can you reset the service symbol on a Mini Cooper?

The procedure to reset the service due symbols does not give an option. If your stop/start isn’t working then your doing your engine a favour! Got my new Mini S last Monday. Stopped completely at end of lot and engine shut off.