I have an 06 plate X type 2.0ltr desiel which inadvertinaly overfilled with oil it took a while for me to get the time to get the car into a garage too have the oil drained off, the engine now ticks over a little erratic and I also have the glow plug light flashing whe I first start the engine which will go off when I switch the engine off for a minute then restart but the car smokes badly when driving it doesn't help that since having the car I've only done 9,000 mls in the last 2 yrs would like some advise please thanx in advance