Cove Dishwasher Error Codes: Complete Troubleshooting Guide
When your Cove dishwasher displays an error code, it is signaling a specific fault detected by its internal diagnostic system. These codes are designed to help identify issues quicklyโranging from water inlet problems and drainage failures to sensor faults, heating issues, and control system errors.
Understanding these error codes can help you determine whether the problem is something simple you can fix yourself or a more complex issue that requires professional service.
Cove dishwasher error codes
Before You Start Troubleshooting
Before attempting any inspection or repair:
- Turn off power at the breaker
- Shut off the water supply
- Allow the unit to cool if it has been running
- Avoid opening sealed electrical or pump components unless qualified
Safety should always come first when dealing with electrical appliances and water systems.
050100: Wash pump, no connection error
Related error codes:
- 050103: Wash pump ADC hardware error
- 050104: Wash pump IPM overcurrent shunt error
- 050113: Wash pump MOT1 (wash pump motor) open phase error
- 050116: Wash pump MOT1 (wash pump motor) overload error
- 050117: Wash pump under voltage Vbus error
- 050118: Wash pump overvoltage Vbus error
- 050119: Wash pump IPM open/short error
- 050123: Wash pump IPM over temperature error
- 050124: Wash pump power fail dangerous error
- 050126: Wash pump Vbus sensor error
- 050127: Wash pump IPM overcurrent shunt error
- 050135: Wash pump I2T overcurrent shunt error
- 050136: Wash pump I2T overcurrent error
- 050138: Wash pump motor communication error
- 050139: Wash pump motor over temperature error
- 050140: Wash pump I2T overcurrent error during steady-state speed
- 050144: Wash pump motor over temperature error
- 050180: Wash pump SV transmission error
- 050199: Wash pump MOT1 (wash pump motor) system error
solutions:
- Check the wire harness connections.
- Check the wash pump motor for a blockage.
- The pump has a thermal fuse cut-off at 284ยฐF.
| Electric part name | Temperature | Ohmic value | Abnormal value |
|---|---|---|---|
| Pump Thermal-Fuse | 274ยฐF ยฑ 10ยฐF | ~ 0.1 – 2 ฮฉ | โ ฮฉ | OL |
- Check the wash pump motor resistance using your multimeter.
| Electric part name | Ohmic value |
|---|---|
| Wash pump motor | 60 ฮฉ |
- Check the main board and replace it if necessary.
050186: Water fill valve error (Same as 050187 error)
Related error codes:
- 250113: Water overfill error. (same as the 250115 error).
- 560186: Unacceptable flowmeter data detected while filing.
- 560187: No water is being detected.
solutions:
- Check the water supply pressure.
- Normal water pressure should generally be between 45 and 55 psi.
- Check the inlet hose so the water can flow normally.
- Check and clean the inlet filter screen.
- Check the water inlet valve resistance using an ohmmeter.
| Electric part name | Ohmic value |
|---|---|
| Water inlet valve. | ~ 980 ฮฉ @ 110Vac |
- Does the water valve leak? The solenoid is stuck!!
- Replace the water fill valve.
- Check the water liter counter (flow meter).
- Verify the reed switch using a magnet.
- Check and replace, if necessary, the main board.
300114: Clean Filter Notification
300114 is a notification that the sump filtration system needs to be cleaned.
100147: Temperature sensor error
solutions:
- Check the temperature sensor wire harness connection.
- Check the NTC sensor resistance using your multimeter.
| Electric part name | Temperature | Ohmic value |
|---|---|---|
| NTC sensor | 77ยฐF | ~ 10000 ฮฉ |
Check and replace, if necessary, the main board.
200128: Heating element error
Related error codes:
- 200129: The heater did not reach the temperature error
- 200142: Heater did not turn off error
- 200193: The heater has been on for too long
solutions:
- Check the heating element wire harness connection.
- Check the high-limit and/or heater thermostat.
- Check resistance of the heater assembly using an ohmmeter
| Electric part name | Ohmic value |
|---|---|
| Heating element | 16 ฮฉ |
- Check and replace, if necessary, the main board.
300137: Water leakage error
solutions:
- Find where the leak is coming from!!
- Repair the leak.
550147: Turbidity sensor error (Same as 550196)
solutions:
- Check that the harness connections are properly connected.
- Clean the turbidity sensor.
- Check and replace, if necessary, the turbidity sensor.
- Check and replace, if necessary, the main board.
570114: Low salt in water regeneration tank error
solutions:
Add salt and adjust the water hardness. Unplug the appliance and wait for 60 seconds; restart the dishwasher; and then use the Reset All option to clear all error codes. Does the problem still occur? if the answer is yes,
- Check the water softener wire harness connection.
- Check the water softener reed switch.
- Does the reed switch receive +12 volts?
- If the answer is no, replace the main PCB.
- Does the reed switch receive +12 volts?
- Check and replace, if necessary, the softener tank.
- Check and replace, if necessary, the main board.
570154: Low rinse aid error
solutions:
- Add rinse aid.
580147: Pressure sensor out of valid limits
Related error codes:
- 700160: The water level in the sump is too low.
- 700165: The pressure sensor detected an overfill during an inactive wash cycle error. (Same as 700166)
- 700195: The pressure sensor detected an overfill during an active wash cycle error. (Same as 700197)
solutions:
- Check and clean the air accumulator on the sump.
- Check the pressure sensor wire harness connection.
- Check and replace, if necessary, the pressure switch.
- Check and replace, if necessary, the main board.
800140: The drain pump has been on for too long while draining
Related error code:
800186: Poor draining error.
solutions:
- Check the wire harness connection.
- Check that the float is not stuck, and turn on the float switch.
- Check and clean the air accumulator on the sump.
- Check and clean the drain filter.
- Check the drain pump motor using a multimeter.
| Electric part name | Ohmic value |
|---|---|
| Drain pump | 30 ฮฉ |
- Check and replace, if necessary, the main board.
600148: Diverter valve position sensor not found error
Related error code:
- 600149: Diverter valve: excessive lap time error (This error occurs when a 50-Hz diverter valve motor was installed on a 60-Hz Cove dishwasher.)
- 600151: Diverter valve non-expected home detected error
solutions:
- Check the diverter valve and position sensor wire harness connections.
- Check the diverter valve motor.
- Check the diverter valve position sensor.
- Check and replace the diverter valve if necessary.
- Check and replace, if necessary, the main board.
900107: 485 firmware not compatible error
Related error code:
900132: Motor control firmware is not compatible
solutions:
- Replace the main board.
900112: User interface module slave firmware is not compatible
Related error codes:
900122: User interface module master memory firmware is not compatible
900131: Develop a block or configuration image that does not present a valid error
solutions:
- Check the wire harness between the main board and the user interface module.
- Replace the user interface module.
900153: User interface module master firmware is not compatible
Related error code:
900182: Main board communications error.
solutions:
- Check the wire harness between the main board and the user interface module.
- Check and replace, if necessary, the main board.
- Check and replace, if necessary, the user interface module.
980199: The unit has undergone a power interruption while running a wash cycle
Follow the user interface module instructions. The unit should either drain or restart at the last stored safe point.
Reset all functions to clear all error codes
To clear error codes on the Cove dishwasher:
- Touch and hold the Options button for 10 seconds, and then the “User Setup” script will appear with a two-dong sound to indicate that the user options have been successfully applied.
- Touch the Options button multiple times to scroll to the “Reset All” option.
- Hit Enter to set and run the “Reset All” function.
- The unit is restored to factory settings, and all error codes are cleared.
Final Thoughts
Cove dishwasher error codes are advanced diagnostic tools designed to help identify system-level failures quickly. While many issues can be resolved through basic inspection and maintenance, othersโespecially involving pumps, control boards, and firmwareโmay require professional repair.
Proper diagnosis, resistance testing, and systematic troubleshooting are key to avoiding unnecessary part replacement and ensuring long-term appliance reliability.
I am a master appliance repair technician with over 35 years of experience in the field. I am passionate about helping people troubleshoot their appliances and fix common problems. My website, appliancemode.com, provides a wealth of information on troubleshooting common appliance issues and deciphering error codes. This website aims to empower people to tackle appliance repairs themselves and save money on service calls.
