Wolf CT Electric Cooktop Code E80: broken path at FastOn E10

What E80 means

On Wolf CT electric cooktops (CTE and CTE-2), such as the CT36EU, E80 flags an open circuit along FastOn E10. A FastOn is a slip-on wire terminal, and E80 is the tenth one in the ordered list. Current cannot pass through the wire joined to that terminal, so the display shows E80 and that part of the cooktop may stay cold. Other positions commonly hold their own wiring.

Common causes of E80

Loose slip-on terminal at E10
Open wire on that terminal
Power module not completing it

✓ One safe check you can try

1. Turn all burners off and allow time to cool. 2. Flip the dedicated breaker to off for a full minute, then reset it. 3. Test the neighboring element one at a time and note which stay cold. 4. When E80 reappears right away, stop cooking on it and book a visit. Do not lift the glass.

! Why to stop there

Tracing an open connection means working inside the cooktop with the circuit isolated.
We trace the circuit before quoting anything, so you do not pay for guesses.
Itemized estimate comes first
Our 30-day workmanship warranty is included

Opening a panel yourself does not automatically cancel a manufacturer warranty, but it can cause accidental damage, and some manufacturers set their own service conditions. Check your warranty terms, or ask us, before deciding.

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Other Cooktop codes

E7Wolf Induction Cooktop Code E7: Keyboard Diode Configuration Error E8Wolf CT Induction Code E8: no communication with generator 1 E9Wolf CT Cooktop Code E9: Generator 2 Communication Error E1Wolf CT Induction Code E1: ambient temperature too high around the cooktop E50Wolf Induction Code E50: Open Heat Sink Thermistor on a Generator E10Wolf Induction Code E10: generator 3 not responding to the control E53Wolf CT Cooktop Code E53: generator heat sink thermistor shorted E11Wolf CT Induction Code E11: A/D failure puts the cooktop in lock mode

E80E80 questions

What is E80 point to on my Wolf CT unit?

The code means the circuit through FastOn E10 is not complete, so that path carries no current. We check the wire from that terminal to find the break, and we explain it before any repair.

Can a single breaker reset remove E80?

One reset could clear a one-time blip. When the path is really broken, E80 returns and a technician must find the cause. We examine the joint first, since a simple fix is cheaper than a part.

Would I need a replacement cooktop for E80 then?

Often not. One broken path is commonly fixed without replacing the whole unit. You see the price in writing before work begins. Some jobs like this finish with a reseated terminal.