Wolf CSO Steam Oven Code E13: Heating relay or maximum temperature alarm

What E13 means

On Wolf CSO convection steam ovens, in the 24-inch and 30-inch CSO series, code E13 points to interference or a shorted heating and main relay, a temperature sensor or relay problem, a programming issue, or the maximum cooking space temperature being reached. Because the list includes a shorted relay and an over-limit temperature, we treat it seriously and the oven should not keep heating. The oven usually cuts the heating, shows the code, and may stay warm for a long time.

Common causes of E13

Maximum cooking temperature reached
Shorted heating and main relay
Temperature sensor or relay problem
Interference or programming issue

✓ One safe check you can try

1. Turn the oven off and keep the door closed until it cools fully; do not open it while it is very hot. 2. Make sure nothing flammable is stored near it. 3. Flip the breaker off, count to sixty, and switch it on again so the electronics start fresh. 4. If the code returns, leave the breaker off and call us. Do not open any panel.

! Why to stop there

A shorted relay can keep heating on, which is an overheating risk.
Several different causes share this one code, and each calls for a different part.
We give the price in writing first and cover the repair for 30 days.

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.

→Same appliance

Other Steam Oven codes

E26Wolf 24-inch E Series Code E26: Break or loose contact in climate sensor, or blocked duct E87Wolf Convection Steam Oven Code E87: Exhaust slide valve stuck F6Wolf Convection Steam Oven Code F6: Processor and Main Relay Error E51 F0Wolf Convection Steam Oven Code F0: Core temperature probe sensor problem F15Wolf CSO Steam Oven Code F15: niche running too hot F1Wolf Convection Steam Oven Code F1: Food probe error F17Wolf CSO Steam Oven Code F17: climate sensor overtemperature F10Wolf Convection Steam Oven Code F10: Control moisture or water tank valve

E13E13 questions

Is it a fire hazard?

The code can describe a relay that is shorted or an over-limit temperature, so we advise turning the oven off and not using it until we inspect it. Keep the door closed while it cools.

Why so many causes?

The same code covers interference, a relay problem, a sensor problem, a programming issue, and reaching the maximum cooking temperature. Testing separates them, so we check each in order before replacing anything.

What should I do first?

Switch the oven off, let it cool, and reset the breaker once. If it shows E13 again, leave the breaker off and book us. Never open the cabinet yourself.