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Hotpoint·Dryerhigh severity
Hotpoint Dryer Error Code E4
Heater relay fault
Common Causes
- 1Control board relay stuck
- 2Heater drawing excessive current
- 3Board-level component failure
SAFETY CRITICAL — a stuck heater relay means the heating element cannot be turned off by the control board. Unplug immediately.
Step-by-Step Troubleshooting
- 1
Unplug dryer immediately — a stuck relay is a fire hazard
- 2
Inspect main control board for visible burn marks or swollen capacitors near the heater relay
- 3
Measure heater element resistance — excessively low reading indicates element drawing too much current
- 4
Replace main control board — E4 is a self-diagnosed relay fault
Pro Diagnostic Tip
If the dryer continues heating after the cycle ends, the relay is welded closed. Unplug immediately and replace the board.
You Might Also Notice
- •Dryer continues heating after cycle ends
- •Burning smell from control area
- •Dryer will not turn off heating
Parts, Cost & Difficulty
Repair Difficulty
Hard — Advanced Skills RequiredEstimated Repair Cost
$175–$350
Parts + labor. Free diagnosis with repair.
Parts That May Need Replacement
WE04M10015 main control board
Do You Have the Right Tools?
Gas leak detector ($130), thermal fuse tester ($95), belt tension gauge, and vent inspection camera ($180). Our technician arrives with $15K+ in professional tools — your diagnostic is free.
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Gas dryers carry carbon monoxide and explosion risk. Even electric dryers involve 240V circuits that can deliver a fatal shock. Our techs are licensed and insured — let them handle the risk.
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Error code E4 is a high-severity issue that can cause further damage to your dryer if left unresolved. A licensed technician can diagnose and fix it the same day.
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Frequently Asked Questions
What does Hotpoint error code E4 mean?
Hotpoint error code E4 indicates: Heater relay fault. This is a high-severity issue affecting your dryer.
How do I fix Hotpoint error code E4?
Unplug dryer immediately — a stuck relay is a fire hazard Then, Inspect main control board for visible burn marks or swollen capacitors near the heater relay Then, Measure heater element resistance — excessively low reading indicates element drawing too much current There are 1 more steps — see the full troubleshooting guide above. This repair typically requires professional tools and expertise.
How do I know if my dryer has error E4?
Besides the error code on the display, common signs include: Dryer continues heating after cycle ends; Burning smell from control area; Dryer will not turn off heating. If you notice any of these symptoms, check your dryer's display panel for error code E4.
How much does it cost to fix Hotpoint E4?
Repair costs for Hotpoint E4 typically range from $175 to $350 depending on the specific cause and parts needed. EasyBear offers free diagnosis when you proceed with the repair. Call (415) 795-7300 for a same-day appointment.