Miele KM 6324-1 Operating And Installation Instructions page 46

Problem solving guide
Problem
One or several residual
heat indicators is
flashing.
 or  and numbers are
flashing in the cooking
zone displays.
46
Possible cause and remedy
There was a power failure during operation or when
residual heat was present.
The overheating protection mechanism has been
activated.
 See "Overheating protection".

One or several of the sensors are covered, for
example, by finger contact, food boiling over or by an
object such as an oven glove or tea towel.
 Remove the obstruction and/or clean the cooktop.
 or  and other numbers.
There is an electronic unit fault.
 Interrupt the power supply to the cooktop for
approx. 1 minute.
 If the problem persists after power is restored,
please contact Miele.