For definition of the reasons of this malfunction the special diagnostic equipment is required, therefore in this case address on the servicing deport specialising on car repairs with systems of injection of fuel.
However it is necessary to notice that more often this malfunction is caused by refusal of a regulator of idling or подсос
extraneous air through leaky connections of the hoses attached to throttle knot. If regulator replacement (Check and replacement of a regulator of idling
) and a tightening of collars of hoses to restore idling was not possible, address to experts.