GE Oven F47 Error Code Guide: Control Board Communication Fix

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What This Error Means

F47 on a GE oven or GE induction range means the control boards are not talking to each other. The user interface (clock/touch panel) has lost communication with the main power board, so the oven shuts the elements down.

You’ll usually see F47 as soon as you try to start heating, sometimes with dead burners or a non-responsive touch panel.

Official Fix

GE treats F47 as a control failure, not a user reset kind of thing. Their playbook looks like this:

  • Turn the oven/range breaker OFF for at least 1 minute, then turn it back ON.
  • Try a normal bake cycle or turn on an induction burner.
  • If F47 pops back up, power the unit OFF at the breaker again and leave it off.
  • Have a GE-authorized tech verify correct supply voltage at the terminal block (typically 240 V, sometimes 208 V in apartments).
  • Tech inspects the harness between the user interface and the power board for burns, loose pins, or damage.
  • If wiring checks out, replace the main power/control board (sometimes called the relay board or inverter on induction models).
  • If F47 is still present, replace the user interface / touch control board, or both boards as a matched kit if the model requires it.

Official answer: reset once, then start replacing boards.

The Technician’s Trick

Off warranty and trying to avoid dropping big money on boards? Here’s what techs do before ordering parts.

  • Do a true hard reset. Kill the breaker for 10-15 minutes, not 30 seconds. While power is off, press and hold a few buttons on the control panel for 10 seconds to bleed off any charge. Then restore power and test. If the code vanishes and stays gone, it was just a logic lockup.
  • Reseat the control connectors. Pull the range out, unplug it or kill the breaker. Remove the back panel (or top cover on some slide-ins). Find the ribbon cable and plug bundle running between the display/control panel and the main board. Unplug and re-plug each connector firmly. Look for heat-browned plastic, green corrosion, or loose pins. A crusty connector can throw F47 even when the boards are fine.
  • Check for cooked wiring at the terminal block. Where the house wiring lands on the range, look for melted insulation or loose lugs. Tighten loose screws and replace any burned spade lugs or wire ends. Low or unstable voltage at startup can trigger communication faults like F47.
  • Inspect for moisture. Steam from a long bake or self-clean can get into the control area. If you see condensation, let the unit sit powered OFF with panels open for a couple of hours to dry out before condemning a board.
  • Last resort before new parts. If the harness and connectors look good and F47 appears instantly on every power-up, the main power board is the usual suspect. On some GE induction models, the UI and power board must be replaced together or the code will stay.

These checks are cheap. Many F47 calls get fixed by cleaning and reseating connectors instead of throwing boards at the problem.

Is It Worth Fixing? (The Financial Verdict)

  • ✅ Fix: Oven/range under ~8-10 years old, otherwise in good shape, and a single board quote (parts + labor) stays under roughly $400-$500.
  • ⚠️ Debatable: Unit is 8-12 years old or a lower-end model, and you’re looking at two boards or $500-$700 to repair. Worth it only if it’s a built-in that would be a pain to replace.
  • ❌ Replace: Appliance 12+ years old, multiple issues (slow preheat, bad elements, worn door), or a repair estimate over ~50% of the cost of a comparable new range.

Parts You Might Need

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See also

Chasing other annoying error codes around the house? These breakdowns might save you a service call: