Hi, there tempremental cars , had a simelar problem with the s40 auto matic i drive, revs hunting, give it the gas cut's out, have you tryed spraying cleaner in to the stepper motor located on the front of the engine? also the vacume pipes cleaning? i had that done by my mechanic friend job sorted, ...

Hi hope you got your car running, if not this may help, my volvo s40 just stop running, fine one minet stop the next made a sorts of clicking noises, i thought it was the starter,its a auto-matic so no bump start, after a call with my mechanic friend he told be it was the battary, a cell had just go...