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Hotpoint·Dishwashermedium severity
Hotpoint Dishwasher Error Code C8
Water temperature not rising
Common Causes
- 1Heating element failure
- 2Thermal fuse open
- 3Control board relay fault
Step-by-Step Troubleshooting
- 1
Test heating element resistance with multimeter — should read 10-30 ohms
- 2
Check thermal fuse for continuity — open fuse = blown, needs replacement
- 3
Verify incoming water temperature — run hot water at sink first to prime the line
- 4
If element and fuse test good, the control board heater relay has failed
Pro Diagnostic Tip
Hotpoint dishwashers use a sump-mounted heater. If dishes are not drying but washing seems OK, the element may still heat wash water but fail at the higher sanitize temperature.
You Might Also Notice
- •Dishes not drying properly
- •Sanitize cycle fails
- •Greasy residue on dishes
Parts, Cost & Difficulty
Repair Difficulty
Hard — Advanced Skills RequiredEstimated Repair Cost
$125–$275
Parts + labor. Free diagnosis with repair.
Parts That May Need Replacement
WD05X24790 heating elementWD01X27360 thermal fuse
Do You Have the Right Tools?
Bearing puller set ($120), drum spider wrench ($85), multimeter ($85), and diagnostic software. Our technician arrives with $15K+ in professional tools — your diagnostic is free.
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High-voltage components and pressurized water lines create flood and shock risk. A single loose fitting can cause thousands in water damage. Our techs are licensed and insured — let them handle the risk.
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Ready to Get This Fixed?
Don't let error code C8 disrupt your day. A professional diagnosis takes about 30 minutes — and it's free when you proceed with the repair.
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Frequently Asked Questions
What does Hotpoint error code C8 mean?
Hotpoint error code C8 indicates: Water temperature not rising. This is a medium-severity issue affecting your dishwasher.
How do I fix Hotpoint error code C8?
Test heating element resistance with multimeter — should read 10-30 ohms Then, Check thermal fuse for continuity — open fuse = blown, needs replacement Then, Verify incoming water temperature — run hot water at sink first to prime the line 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 dishwasher has error C8?
Besides the error code on the display, common signs include: Dishes not drying properly; Sanitize cycle fails; Greasy residue on dishes. If you notice any of these symptoms, check your dishwasher's display panel for error code C8.
How much does it cost to fix Hotpoint C8?
Repair costs for Hotpoint C8 typically range from $125 to $275 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.