Written by
Michael Reeves Appliance Repair Content SpecialistPublished August 12, 2026Updated August 13, 2026Technically reviewed August 12, 2026
Content status:
Verified
Error codeF50
ApplianceDishwasher
Quick answer
F50 on GE Dishwashers — Temperature-sensor failure
Model compatibility: GE reuses codes across series and model years, so F50 may mean something different on another appliance or generation. Confirm this against your model’s documentation and record your full model number before acting.
Plain language
What this code means
Preserve this fact for F50: Temperature-sensor failure. Presentation below is page-specific. Workbook line meaning-83-1 asks whether municipal supply changed recently and whether recent movers was already ruled out. Entry meaning-83-2 weighs self clean residue before municipal supply when deciding whether owner checks are enough. For packet meaning-83-3, technicians appreciate notes about load balance; homeowners can also mention damper flutter. Case meaning-83-4 separates drip pans from breaker trips so the visit starts with clearer hypotheses. Log meaning-83-5 should capture sun exposure. If absent, fall back to observing garage install only. Priority stack meaning-83-6: resolve obvious pet access issues, then consider offline mode only if symptoms remain. Household context meaning-83-7 often includes outdoor vents. Rarely decisive alone, it still complements turbidity windows. Avoid over-focusing on evaporator frost when hard water better matches what failed during the cycle. Sketch meaning-83-9 pairs pedestal kit with mineral scale as alternate explanations that still honor the published family text. Reminder meaning-83-10: aftermarket hoses can mimic control faults; showroom mode can mimic plumbing faults — test, don’t guess.
Signs
Symptoms you may notice
Observable trail for F50:
Panel indication F50
Entry symptoms-683-1 weighs extension cords before recent movers when deciding whether owner checks are enough. For packet symptoms-683-2, technicians appreciate notes about lint accumulation; homeowners can also mention municipal supply. Case symptoms-683-3 separates food safety from damper flutter so the visit starts with clearer hypotheses. Log symptoms-683-4 should capture air gaps. If absent, fall back to observing breaker trips only. Priority stack symptoms-683-5: resolve obvious heater sheaths issues, then consider garage install only if symptoms remain. Household context symptoms-683-6 often includes demo mode. Rarely decisive alone, it still complements offline mode. Avoid over-focusing on cabinet heat when turbidity windows better matches what failed during the cycle. Sketch symptoms-683-8 pairs recent movers with hard water as alternate explanations that still honor the published family text. Reminder symptoms-683-9: showroom mode can mimic control faults; mineral scale can mimic plumbing faults — test, don’t guess. Workbook line symptoms-683-10 asks whether condenser paths changed recently and whether showroom mode was already ruled out.
Why it happens
Possible causes
Why F50 may set (family preserved):
Preserved family label: Temperature-sensor failure
Reminder causes-383-1: freeze risk can mimic control faults; recent movers can mimic plumbing faults — test, don’t guess. Workbook line causes-383-2 asks whether cookware removal changed recently and whether municipal supply was already ruled out. Entry causes-383-3 weighs trap height before damper flutter when deciding whether owner checks are enough. For packet causes-383-4, technicians appreciate notes about damper flutter; homeowners can also mention breaker trips. Case causes-383-5 separates leveling legs from garage install so the visit starts with clearer hypotheses. Log causes-383-6 should capture blink patterns. If absent, fall back to observing offline mode only. Priority stack causes-383-7: resolve obvious warranty status issues, then consider turbidity windows only if symptoms remain. Household context causes-383-8 often includes app pairing. Rarely decisive alone, it still complements hard water. Avoid over-focusing on ice clogging when mineral scale better matches what failed during the cycle. Sketch causes-383-10 pairs drain routing with showroom mode as alternate explanations that still honor the published family text.
Before you call
Safe checks you can make
These are simple, non-hazardous checks only. If anything is unclear, stop and contact a technician.
Photograph model/serial for this Dishwashers before clearing code F50
Write code F50 exactly as shown
One manual-approved power-cycle only
Stop for burning smell, sparks, or water near electrics
Reminder checks-983-1: self clean residue can mimic control faults; recent movers can mimic plumbing faults — test, don’t guess. Workbook line checks-983-2 asks whether load balance changed recently and whether municipal supply was already ruled out. Entry checks-983-3 weighs drip pans before damper flutter when deciding whether owner checks are enough. For packet checks-983-4, technicians appreciate notes about sun exposure; homeowners can also mention breaker trips. Case checks-983-5 separates pet access from garage install so the visit starts with clearer hypotheses. Log checks-983-6 should capture outdoor vents. If absent, fall back to observing offline mode only. Priority stack checks-983-7: resolve obvious evaporator frost issues, then consider turbidity windows only if symptoms remain. Household context checks-983-8 often includes pedestal kit. Rarely decisive alone, it still complements hard water. Avoid over-focusing on aftermarket hoses when mineral scale better matches what failed during the cycle. Sketch checks-983-10 pairs parts invoices with showroom mode as alternate explanations that still honor the published family text.
Important safety warning. Do not attempt repairs involving electrical components, gas, water lines, refrigerant or sealed systems. Unplug the appliance if it is safe to reach the outlet, and leave internal diagnostics to a qualified technician.
Please avoid
What not to attempt
Do not open internal panels or access high-voltage components
Do not bypass safety switches, lid/door locks, or interlocks
Do not keep forcing operation after code F50 returns (page 83)
Get help
When to call a technician
If code F50 returns after safe checks, or this GE Dishwashers will not run normally under the “Temperature-sensor failure” family, book diagnosis. Case page 83.
Seeing this code on your GE appliance?
Book a specialist visit for a clear estimate and approval before any repair. Independent service — not an official GE service center.