Oven
E6
The E6 error code on a Samsung oven indicates a fault with the oven temperature sensor (also called a thermistor), meaning your oven cannot reliably read or regulate its internal temperature. It’s a moderate fault — the oven will typically stop heating as a safety measure, but it’s often fixable without a full replacement.
What does this error mean?
The E6 code tells you the oven’s control board is receiving an abnormal signal from the temperature sensor inside the oven cavity. This could mean the sensor is reading temperatures that are impossibly high, impossibly low, or fluctuating erratically. Samsung ovens use this error to prevent overheating or underheating that could ruin food — or worse, create a fire risk.
Est. repair cost
£15–£35 DIY sensor replacement; £80–£130 professional sensor repair; £150–£280 for a control board replacement
🔍 Likely causes
🛠️ Step-by-step fix
Power cycle the oven: turn it off at the wall socket (or switch off the circuit breaker), wait 5 minutes, then restore power. A one-off software glitch can trigger E6 and a hard reset often clears it.
Check the oven cavity for heavy grease or residue around the temperature sensor probe (usually a thin metal rod visible on the back wall of the oven). Wipe it gently with a damp cloth once the oven is completely cool — do not use abrasive cleaners on the sensor itself.
Inspect the sensor wiring: with the oven unplugged, carefully remove the back panel inside the oven cavity (usually 2–4 screws). Check that the wiring connector at the base of the sensor is firmly seated. If it has come loose, press it firmly back into place.
Test the temperature sensor resistance: using a multimeter set to ohms (Ω), measure across the sensor terminals. A healthy Samsung oven thermistor typically reads around 1,080–1,100Ω at room temperature (20°C). A reading of zero, infinity, or wildly outside this range confirms a faulty sensor.
Replace the temperature sensor: Samsung oven thermistors are a widely available spare part (search your model number on eBay, Samsung Parts, or eSpares). The part costs £15–£35 and fitting involves removing 1–2 screws and reconnecting a single wiring plug — a straightforward DIY job.
If the error persists after replacing the sensor and checking all wiring, the main control board (PCB) is the likely culprit. Stop here — PCB diagnosis and replacement is best handled by a qualified appliance engineer.
📞 When to call a professional
Call a qualified appliance engineer if the E6 error returns after you have replaced the temperature sensor and confirmed the wiring is secure — this points to a faulty control board, which requires professional diagnosis. Also call a professional if you are uncomfortable working inside the oven cavity or using a multimeter. When you call, tell them: ‘My Samsung oven is showing an E6 error code, I believe it is a temperature sensor or control board fault.’
⚖️ Repair or replace?
A temperature sensor replacement typically costs £80–£130 via a professional engineer (including labour), or £15–£35 as a DIY part. A control board replacement is more expensive at £150–£280 all-in. If your Samsung oven is over 8–10 years old and the control board has failed, replacement is worth considering — a new mid-range Samsung electric oven starts at around £350–£500. For ovens under 7 years old, repair is almost always the better value.