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Complete Alliance EDC Error Code List
| Display | Product | Description | Cause /
Corrective Action |
| EI:00 | All | General Communication Error | Communication problem. Re-aim Microwand and try again. |
| EI:01 | All | Bad Transmission | Communication problem. Re-aim Microwand and try again. |
| EI:02 | All | Device Timeout | Communication problem. Re-aim Microwand and try again. |
| EI:03 | All | Invalid Command Code | Wrong machine type. Before downloading, ensure data is for current machine type. |
| EI:04 | All | Expecting Upload Request | Communication problem. Re-aim Microwand and try again. |
| EI:05 | All | Invalid or Out-of-Range Data | Wrong machine type. Before downloading, ensure data is for current machine type. |
| EI:06 | All | Invalid Data Code | Wrong machine type. Before downloading, ensure data is for current machine type. |
| EI:07 | All | Error Writing to RTC | Control failure. Control may need to be replaced. |
| EI:08 | All | Error Writing to EEPROM | Control failure. Control may need to be replaced. |
| EI:09 | All | CRC-16 Error | Communication problem. Re-aim Microwand and try again. |
| EI:0A | All | Invalid Machine Type | Wrong machine type. Before downloading, ensure data is for current machine type. |
| EI:0F | All | Invalid Wakeup or IR Disabled | Communication problem or IR is disabled. Manually enable IR on control / Re-aim Microwand and try again. |
| EC:00 | All | General Communication Error | Communication problem. Try card again. |
| EC:02 | All | Timeout Error | Communication problem. Try card again. |
| EC:03 | All | Invalid Command Code | Wrong machine type. Before downloading, ensure data is for current machine type. |
| Display | Product | Description | Cause /
Corrective Action |
| EC:05 | All | Invalid or Out-of-Range Data | Wrong machine type. Before downloading, ensure data is for current machine type. |
| EC:06 | All | Invalid Data Code | Wrong machine type. Before downloading, ensure data is for current machine type. |
| EC:09 | All | Corrupted Data Error | Communication error. Try card again. |
| EC:0A | All | Invalid Machine Type | Wrong machine type. Before downloading, ensure data is for current machine type. |
| EC:19 | All | No Card Reader: Communication | Communication problem. Power down, power up and try again. If error persists, control or reader is bad. |
| EC:20 | All | Unreadable Card | Bad card / dirty contact. Clean chip on card or card reader contacts. Try card again. If error persists, card may be bad. |
| EC:21 | All | Security ID Mismatch | Wrong card. Use card with correct security code. |
| EC:22 | All | Site Code Mismatch | Wrong card. Use card with correct site code. |
| EC:23 | All | Card Maximum Value Exceeded | Value on card over max. Use a card which does not exceed maximum value. |
| EC:24 | All | Insufficient Memory on Card | Card memory is full. Download card contents to PC and clear card for re-use. |
| EC:25 | All | Card Reader Malfunction | Bad Card Reader. Card reader may need to be replaced. |
| EC:26 | All | Card Write Error | Try card again. If error persists, card may be bad. |
| EC:27 | All | Diagnostic Test Card Write Failure | Bad Card Reader. Card Reader may need to be replaced. |
| EC:28 | All | Diagnostic Test Card Read Failure | Bad Card Reader. Card Reader may need to be replaced. |
| EC:29 | All | Diagnostic Test Memory Test Failure | Bad Card Reader. Card Reader may need to be replaced. |
| EC:2A | All | Diagnostic Test Card Interface Failure | Bad Card Reader. Card Reader may need to be replaced. |
| EC:2b | All | Diagnostic Test Flash Checksum Failure | Bad Card Reader. Card Reader may need to be replaced. |
| Display | Product | Description | Cause /
Corrective Action |
| EC:2C | All | Bad Biberon or Non-biberon Device | Bad Card Reader. Card Reader may need to be replaced. |
| EC:2d | All | Firmware Update Failed, S/W (Software) Intact | Firmware load failed. Card Reader may need to be replaced. |
| EC:2E | All | Firmware Update Failed, S/W Not Intact | Bad firmware in reader. Card Reader may need to be replaced. |
| EC:2F | All | Firmware Updated, S/W Not Intact | Bad firmware in reader. Card Reader may need to be replaced. |
| EC:30 | All | Timeout Error | Card Reader may need to be replaced. |
| EC:31 | All | Hotlisted Card Inserted Into Reader | Card hotlisted. Control will destroy card. |
| EC:50 | All | Loyalty Purse Read Error | Try card again. If error persists, card may be bad. |
| EC:56 | All | Loyalty Purse Write Error | Try card again. If error persists, card may be bad. |
| Right most DP (decimal point) Lit | All | Network Communication Error | Communication problem. Wait for 1.5 minutes for error to clear. If it doesn’t, power-down and power-up the machine. If error persists, control or Network Board may need to be replaced. |
| Err | All | Coin Error | Invalid coin pulse. |
| Alrm | All | Break-in Alarm Error | Service door or coin vault switches. |
| OFF | All | Break-in Alarm Shutdown Error | Service door or coin vault switches. |
| E:FL | Topload / Frontload Washers and Washer Extractors | Fill Error | Pressure switch fails to open in 30 minutes in any fill agitate cycle. |
| E:dr | Topload Washers and Washer Extractors | Drain Error | Maximum drain time exceeded or water sensed at end of spin step. |
| E:SP | Frontload Washer and Washer Extractor | SPI Communications Error | Master control cannot communicate with motor control. Master control will try to reset the motor control by powering it down. The error will display after three reset attempt failures. Caused by transformer unplugged or wiring to motor control incorrect. |
| Display | Product | Description | Cause /
Corrective Action |
| E:OP | Dryer and Washer Extractor | Open Temperature Sensor Error | Open temperature sensor circuit wiring. Change sensor. |
| E:SH | Dryer and Washer Extractor | Shorted Temperature Sensor Error | Short in temperature sensor circuit wiring. Change sensor. |
| E:dL | Frontload Washer and Washer Extractor | Door Lock Error | Door does not lock within 15 seconds of closing it or 3 minutes after cycle completion. Open and recluse door. |
| E:dO | Frontload Washer and Washer Extractor | Door Opened During a Running Cycle | Control detects door open and door locked inputs high. Caused by pulling on door while locked or about to lock. Correct inoperative door locking system. |
| E:Ub | Frontload Washer and Washer Extractor | Unbalance Error | Unable to balance load. Redistribute load and run cycle. |
| E:HT | Washer Extractor | Heated Error | Takes more than two hours to read programmed heat temperature. Replace bad heater circuit components. |
| E:Pr | Washer Extractor | Pressure Switch Sequence Error | Pressure switches out of sequence. Change pressure switch. |
| E:dF | Frontload Washer | Drive Failure | Motor unplugged, motor failure, tachometer circuit open, drum locked up. Un-power machine to reset. |
| Door | Frontload Washer | Door Open Indicator | Door is not closed during an active cycle. If door is closed, check for improper wiring or bad door switches. |
| E:00 | Dryer and Topload Washer | General Error | Re-aim Micro-wand and try again. |
| E:01 | Dryer and Topload Washer | Proximity Error | Micro-wand is improperly aimed at infrared communicator (angle or distance). Re-aim Micro-Wand and try again. |
| E:02 | Dryer and Topload Washer | IR Communication Disconnection | Micro-wand removed before communication complete. Re-aim Micro-wand and try again. |
| Display | Product | Description | Cause /
Corrective Action |
| E:05 | Dryer and Topload Washer | Invalid Value Communication | Invalid code downloaded from Micro-wand to Electronic Control. Before downloading, ensure data is for current machine type. |
| E:07 | Dryer and Topload Washer | Inoperative Control | Replace Control. |
| E:08 | Dryer and Topload Washer | Inoperative Control | Replace control. |
| E:09 | Dryer and Topload Washer | Proximity Error | Micro-wand is improperly aimed at infrared communicator (angle or distance). Re-aim Micro-wand and try again. |
| EI:0A | Dryer and Topload Washer | Proximity Error | Micro-wand is improperly aimed at infrared communicator (angle or distance). Re-aim Micro-wand and try again. |
| E:0B | Dryer and Topload Washer | IR Communication Disconnection | Micro-wand removed before communication complete. Re-aim Micro-wand and try again. |
| E:0C | Dryer and Topload Washer | IR Communication Disconnection | Micro-wand removed before communication complete. Re-aim Micro-wand and try again. |
| E:0d | Dryer and Topload Washer | Pressure Switch Error | Check fill and drain hoses for improper installation and kinks. Check fill electrical circuit. Replace inoperative switches or wires. |
| E:0F | Dryer and Topload Washer | IR Communicator Programmed Off | Reprogram infrared communicator on. Manually enable IR on control / Re-aim Micro-wand and try again. |
| Err | All | Coin Error | Inoperative coin sensor. Check coin drop area and remove obstructions. Possible tampering. Evaluate security procedures. |
| OP | Dryer | Open Thermistor | Physical open in the thermistor circuit. Replace thermistor. |
| SH | Dryer | Shorted Thermistor | Dead short in the thermistor circuit. Replace thermistor. |