AEg Favorit 80820 sensorlogic antiflood problem

can anyone help please?approx 4 yr old.anti flood activates either around main wash or usually rinse cycle.tip to left ,water runs out.mop up,restart and finishes cycle.repeat and same happens.If it is same as other aegs penguin45 suggests problem possible with left hand matrix.any help? And how do I access to look and if matrix is it side access and do you view from front?If I cant fix it is it worth repairing and if not any reccomends for new machine.ps if it is matrix what can i actually do? thanks.