Originally Posted by
fiestaturbo1984
been offered a 1.8 for dirt cheap with t&t, headgasket not long replaced, serviced in dec. been told it idles bit funny when cold. any ideas on a likely cause? coilpack maybe?
Check inlet manifold gasket on cylinders 1 and 4, well known to let coolant into the pots. Have a look at the colour of the plugs compared with each other.