Samsung range and wall oven E-28: sensor short circuit
E-28 means: Oven temperature sensor short circuit (resistance too low).
How to fix E-28
- Cut power for 3 minutes.
- Remove and meter the sensor; replace if it reads low.
- Check the harness behind the oven for a pinch or burn.
When to stop and call a repairer
Cut power first.
What it costs
Parts: Sensor $20 to $40.
Service: A home visit from an appliance technician runs $120 to $250 for diagnosis plus the part. Boards are the expensive part; sensors and switches are cheap.
Worth repairing? Yes.
How to check the error log
Samsung ovens do not have a user-accessible error log. The code stays on the display until you fix the cause or cut power at the breaker for 3 minutes; if it returns after a reset, treat it as real.
Clear the log after a repair so you can tell whether the fault has really gone.
Related codes on the same part
- E-27 — Oven temperature sensor open circuit (resistance too high)
FAQ
What does E-28 mean on the Samsung range and wall oven?
Oven temperature sensor short circuit (resistance too low). The sensor reads under about 930 ohms. A shorted probe or a pinched harness.
Can I fix E-28 myself?
DIY difficulty: easy. Cut power for 3 minutes. Remove and meter the sensor; replace if it reads low.
How much does it cost to fix E-28?
Sensor $20 to $40. A home visit from an appliance technician runs $120 to $250 for diagnosis plus the part. Boards are the expensive part; sensors and switches are cheap.
Is it worth repairing?
Yes.
Code meanings are compiled from manufacturer service references and repair documentation for the NE / NX / NV / NZ; fixes follow documented repairs and owner reports. Model revisions can differ. If your appliance is under warranty, contact the manufacturer before opening it.