Error code reference
Marvel Ice Maker Error Code 3 blinks
Evaporator thermistor is out-of-range (temperature sensed outside 0-140°F).
Evaporator thermistor is out-of-range (temperature sensed outside 0-140°F).
First step from the service manual
Test the evaporator thermistor resistance and compare to Table C in Section 5.2. Replace if out of specification.
The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.
MyPros+ Max
Get the full diagnostic procedure for 3 blinks.
- Step-by-step tests with expected resistance, voltage, and continuity values
- Wiring diagram references and connector pinouts from the OEM service manual
- Verified part numbers when replacement is required
Get the full procedure
$29/month · Cancel anytime · Or $9.95 3-day pass
78,000+ service manuals · 160,000+ error codes · 55+ brands
Get Started$29/month · Cancel anytime · Or $9.95 3-day pass