Water not heating to temperature

Unplug the dishwasher and pull it out to reach the sump and wash-pump housing
Locate the flow-through heater in the pump body and inspect the terminals for burning
Measure the heater resistance — an open reading confirms a failed element
Check the inline thermal fuse for continuity; a tripped fuse blocks all heating
Replace the heater/pump assembly if the element reads open or a terminal is scorched
Pro Diagnostic Tip
Like most modern dishwashers the heater is integrated into the circulation pump, not a visible tub-floor coil. Cold water with normal wash action means the pump heater has opened.
Repair Difficulty
Hard — Advanced Skills RequiredEstimated Repair Cost
$120–$285
Parts + labor. Free diagnosis with repair.
Parts That May Need Replacement
Bearing puller set ($120), drum spider wrench ($85), multimeter ($85), and diagnostic software. Our technician arrives with $3,000+ in professional tools — your diagnostic is free.
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Don't let error code E3 disrupt your day. A professional diagnosis takes about 30 minutes — and it's free when you proceed with the repair.
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Hisense error code E3 indicates: Water not heating to temperature. This is a medium-severity issue affecting your dishwasher.
Unplug the dishwasher and pull it out to reach the sump and wash-pump housing Then, Locate the flow-through heater in the pump body and inspect the terminals for burning Then, Measure the heater resistance — an open reading confirms a failed element There are 2 more steps — see the full troubleshooting guide above. This repair typically requires professional tools and expertise.
Besides the error code on the display, common signs include: Cold water all cycle; Poor drying; Grease left on dishes. If you notice any of these symptoms, check your dishwasher's display panel for error code E3.
Repair costs for Hisense E3 typically range from $120 to $285 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.