Observation:

This fault code is usually only displayed if there are multiple electrical shorts, wiring harness damage or water ingress into electrical components.
Inspect the appliance carefully to check for any signs of water ingress into components and also carry out a visual inspection on the wiring harness.
If there is no water ingress, the harness is in good condition and there are no shorts on the appliances components the PCB will need to be replaced.
If you wish to carry out resistance tests on the appliance components please click here