Ice-O-Matic Error 2 (CIM): Thermistor Failure (CIM Series)
Severity
high
Difficulty
Advanced
Time
30-60 min
Pro Cost
$150-$350
| Error Code | Error 2 (CIM) |
|---|---|
| Meaning | Thermistor Failure (CIM Series) |
| Quick Fix | With machine off and unplugged, inspect thermistor wire connections for looseness or corrosion |
| Tools Needed | Multimeter |
| Affected Models | CIM0320, CIM0430, CIM0530, CIM0636, CIM0836, CIM1136, CIM1446, CIM2046 |
Ice-O-Matic Error Error 2 (CIM) indicates thermistor failure (cim series). CIM series Error 2 indicates the thermistor temperature sensor has failed. This error is only visible when the machine is in the OFF state — the Power LED slow-flashes while the Clean LED is off. If troubleshooting with the machine running, turn it off to check for this pattern.
What Causes Ice-O-Matic Error Error 2 (CIM)?
Possible Causes
- 1 Thermistor sensor failure or degradation
- 2 Broken or corroded wiring between thermistor and control board
- 3 Loose or corroded connector
- 4 Power surge damage from Houston thunderstorms
Affected Models
Houston Climate Factor
Houston thunderstorm power surges damage thermistors. A $30-$50 surge protector prevents $150-$350 in sensor replacement costs.
Tools & Parts You'll Need
Tools Required
- Multimeter
Parts That May Be Needed
- Thermistor sensor $25-$45
- Wiring harness $30-$60
How to Fix Ice-O-Matic Error Error 2 (CIM)
Follow these steps to troubleshoot and potentially resolve the Error 2 (CIM) error on your Ice-O-Matic ice machine.
Before You Start
- 1. Disconnect power — unplug your Ice-O-Matic ice machine
- 2. Turn off water supply — prevent leaks during repair
- 3. Check warranty — DIY repairs may void coverage
Step 1
With machine off and unplugged, inspect thermistor wire connections for looseness or corrosion
Step 2
Disconnect and reconnect the thermistor connector firmly
Did these steps resolve the error?
Great news!
To prevent this from happening again, check the prevention tips below.
View Prevention TipsLooks like you need a pro
This Error 2 (CIM) error on your Ice-O-Matic may require professional diagnosis. Houston technicians can typically resolve this for $150-$350.
How to Prevent Ice-O-Matic Error Error 2 (CIM)
Install surge protector to prevent voltage spike damage
Inspect wiring during routine service
Keep electrical compartment dry
When to Call a Ice-O-Matic Professional
Thermistor replacement requires proper parts and calibration verification. Professional service recommended.
Frequently Asked Questions
What does Ice-O-Matic error Error 2 (CIM) mean?
CIM series Error 2 indicates the thermistor temperature sensor has failed. This error is only visible when the machine is in the OFF state — the Power LED slow-flashes while the Clean LED is off. If troubleshooting with the machine running, turn it off to check for this pattern.
How do I fix Ice-O-Matic Error 2 (CIM) error?
To fix Ice-O-Matic Error 2 (CIM): With machine off and unplugged, inspect thermistor wire connections for looseness or corrosion. Disconnect and reconnect the thermistor connector firmly. Thermistor replacement requires proper parts and calibration verification. Professional service recommended.
Is Ice-O-Matic Error 2 (CIM) serious?
Ice-O-Matic Error 2 (CIM) is rated as high severity. Professional service is recommended to avoid further damage.
How much does it cost to fix Ice-O-Matic Error 2 (CIM)?
Typical repair cost for Ice-O-Matic Error 2 (CIM) is $150-$350. This includes diagnosis, parts, and labor. Professional ice machine cleaning in Houston starts at $199.
What tools do I need to fix Ice-O-Matic Error 2 (CIM)?
You'll need: Multimeter. Always disconnect power before starting any repairs.
Can I fix Ice-O-Matic Error 2 (CIM) myself?
This repair is rated as advanced difficulty. This typically requires professional training and specialized tools. Estimated time: 30-60 min.
Other Ice-O-Matic Error Codes
View all Ice-O-Matic codes →Diagnostic Tools
Need Help With Ice-O-Matic Error Error 2 (CIM)?
Houston Ice-O-Matic specialists available for same-day service. Get a free quote in minutes.