Viking Dishwasher Error Codes
Viking Dishwasher Moisture sensor disconnect
Moisture sensor reads out of normal range
- Wires disconnected to moisture sensor in base pan
- Defective moisture sensor
- Defective control board
Viking Dishwasher Motor Control Status Error
Motor control communicates
- Wires disconnected between motor control and motor (Variable Speed Motor) motor operation failure mode that is most likely caused by the motor control
- Defective motor control
- Defective motor
Viking Dishwasher Motor Control Com ms Error
Main control cannot succesfully communicate with the motor control
- Wires disconnected between motor controller and control board
- Defective Motor control
- Defective control board
Viking Dishwasher Diverter Timeout
Main control activates the diverter, but never sees feedback from the diverter that the correct position is reached
- Wires disconnected between control board and diverter
- Defective diverter
- Defective control board
Viking Dishwasher Drain Error (pressure sensor models)
During a drain, the pressure sensor output never drops to the “empty” level
- Verify that dishwasher drain hose is not clogged or kinked
- Verify that plug has been removed from disposal (if so connected)
- Verify that hose has a high loop per installation guide
- Verify that dishwasher is level front to back and side to side
- Verify that filters are not clogged
- Defective drain pump
- Defective pressure sensor
- Defective control board
Viking Dishwasher Pressure Sensor Disconnect Error
Pressure sensor reads out of normal range low
- Verify the pressure sensor is properly connected
- Defective pressure sensor
- Defective sensor harness
Viking Dishwasher Fill Error
- Verify water is turned on to dishwasher
- Verify that fill line is not kinked
- Verify that dishwasher is level front to back and side to side
- Verfiy there has not been a decrease in water pressure
- Defective pressure sensor
- Defective control
Viking Dishwasher Low Level Error
Pressure sensor indicates a water level lower than the low level threshold
- Low water level in sump (check that items are secured in rack)
- Verify that the drain has the proper high loop
- Defective pressure sensor
- Defective main control
Viking Dishwasher High Level Error
Pressure sensor indicates a water level higher than the high level threshold
- Excess water in sump (check that items are secured in rack)
- Defective pressure sensor
- Defective main control
Viking Dishwasher Siphon Error
Drains to fast (abnormal pressure sensor change)
- Make sure that unit is level front to back and side to side
- Verify that the drain line has the proper high loop
- Defective pressure sensor
- Defective main control
Viking Dishwasher User Interface – Main Control
User interface is unable to successfully communicate with the main control
- Wires disconnected between main control and user interface
- Defective cable between main control and user interface
- Defective main control
- Defective user interface
Viking Dishwasher Pump Flow Error
Control detects insufficient/inconsistent water flow through the wash system and will not allow the flow through heater to activate
- Verify water is fully turned on to dishwasher
- Verify that fill line is not kinked
- Verify that dishwasher is level front to back and side to side
- Verify that filters are not clogged
- Verify that there has not been a decrease in water pressure
- Verify that the drain has the proper high loop
- Verify proper fill level
- Enable extended fill service mode (press and hold Normal Wash for 10 seconds)
- Defective wash motor
- Defective water inlet valve
- Defective main control
Viking Dishwasher Drain Pump Error
Drain pump current sense is out of range
- Wires disconnected between main control and drain pump
- Defective drain pump
- Defective main control
Viking Dishwasher Motor Status Error
Motor control communicates a motor operation failure mode that is most likely caused by the motor
- Verify connection between motor control and motor
- Defective motor control
- Defective machine control
Viking Dishwasher Motor Under Voltage Error
Motor control communicates a low motor control voltage condition
- Verify house voltage is in specification.
- Verify connection at terminal block
- Verify AC connection to the machine control
- Verfiy connection between machine control and motor control
- Defective machine control
- Defective motor control
Viking Dishwasher Temperature Sensor Error
Temperature sensor reads out of range
- Wires disconnected to temperature sensor
- Defective temperature sensor
- Defective control board
Viking Dishwasher Wash Heater Error
Wash heater current sense is out of range
- Wires disconnected between main control and wash heater
- Defective wash heater
- Defective main control
- Defective temperature sensor
Viking Dishwasher Dispenser Error
Dispenser current sense is out of range
- Wires disconnected between main control and dispenser
- Defective dispenser
- Defective main control
Viking Dishwasher Inlet Valve Error
Inlet valve current sense is out of range
- Wires disconnected between main control and inlet valve
- Defective inlet valve
- Defective main control
Viking Dishwasher Fill too Fast Error
Pressure sensor reaches the fill level too fast (abnormal pressure sensor change)
- Make sure that unit is level front to back and side to side
- Verify the house water pressure is within specifications
- Defective inlet valve
- Defective pressure sensor
- Defective main control
Viking Dishwasher Vent Error
Vent current sense is out of range
- Wires disconnected between main control and vent
- Defective vent
- Defective main control
Viking Dishwasher Blower Error
Blower current sense is out of range
- Wires disconnected between main control and blower
- Defective blower
- Defective main control
Viking Dishwasher Dry Heater Error
- Wires disconnected between main control and dry heater
- Defective dry heater
- Defective main control
Viking Dishwasher Current Sense Error
Main control reads current draw when no loads are active
- Defective main control
- Defective wire harness