Appliance Repair Questions? Ask a Technician for Answers ASAP
First thing to do is to switch the hob off at the wall - leave it off for ten minutes and then reconnect. This causes a full reset of all the electronics to take place.
Any error codes - they begin with F followed by a number or letter.
OK you now need to take the hob out of the unit top and remove the top and have a look and see if you can see what is causing the spitting below.