Fisher & Paykel DD601V2, DD601IV2, DS601V2 Fault Codes, Fault Code LED Display Possible Causes

4.5Fault Codes

Fault Code	LED Display	Fault	Possible Causes
F1	----#	The flood switch has	∙ A leak has occurred in the base of
		been activated.	the dishwasher.
			∙ The fill valve has failed open.
			∙ The flood switch is faulty.
			∙ Excessive water has been added
			to a wash sub cycle, indicating
			leaking seal or siphoning.
F2	---#-	The motor is not	∙ Foreign matter has jammed the
		rotating.	motor.
			∙ The motor drive electronics or
			power supply have failed.
			∙ The rotor is faulty or missing.
			∙ The hall sensor is faulty or
			missing.
F3	---##	The water temperature is	∙ The element has failed on.
		greater than 80°C.	∙ The temperature sensor has failed.
			∙ The electronics ADC has failed.
			∙ The incoming water temperature
			is greater than 80°C.
F4	--#--	No temperature increase	∙ The element is not connected.
		has been recorded when	∙ The element has gone open
		the element is on.	circuit.
			∙ Temperature sensor or electronics
			ADC has failed.
F6	--##-	Communications Baud	∙ The motor control micro has
		rate error.	communications set at an
			incorrect baud rate.
			∙ Communication echo bytes are
			consistently incorrect (perhaps
			due to noise).
			∙ External master device has
			incorrect baud rate.
F7	--###	Communications Time-	∙ The motor control micro has
		Out error.	crashed and is not responding to
			communications requests.
			∙ The hardware communications
			link from console to motor micro
			has broken.
			∙ An external device is holding the
			communications line low.
F8	-#---	RAM fault.	∙ The electronic controller has
			RAM fault.

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