What to check first
Stop normal operation while this warning is active. Follow only the documented safe checks or protective-drain instructions for the exact model.
Basic checks
- From a dry position, confirm that the dishwasher water-supply valve is fully open; if it is stuck, wet, or damaged, leave it alone and use qualified help.
- Compare flow at a nearby cold-water fixture; weak flow there too points to the household supply rather than proving a dishwasher fault.
- Inspect only the exposed inlet hose without moving the built-in dishwasher; if it is kinked, correct the visible bend, but close the valve if the hose or connection is wet.
- Ask a qualified plumber to measure pressure when needed; the exact manual specifies 4.2 to 140 psi (0.03 to 1.0 MPa).
Applicability
Exact model · ASKO DBI565IXXLS.U, DBI565TXXLS.U, and DBI565PXXLS.U dishwashers · North America (United States, Canada, and Mexico manual) · Official user manual 875097-a14
This meaning is limited to ASKO dishwasher models DBI565IXXLS.U, DBI565TXXLS.U, and DBI565PXXLS.U in North American user manual 875097-a14; another ASKO series, model, or market may use a different code table.
Reset or retry steps
- Clear the message once only after normal household flow is restored, the valve is open, the exposed hose is unrestricted, and every visible connection is dry.
- Stop further retries if F12 returns, filling remains abnormal, or water appears outside the dishwasher.
When to call a technician
- Contact ASKO Customer Care if F12 persists with the water valve open and household pressure within the manual's range.
- Use a qualified plumber or appliance technician for a seized valve, leaking connection, concealed hose access, pressure measurement, or internal inlet diagnosis.
Before approving a paid visit, check warranty status and reviewquestions to ask before repair.
Can I keep using it?
Stop normal use when water is visible or a leak warning is active. Stay clear if water could reach wiring or controls.
- Safe next step
- Follow the code-specific shutdown or protective-drain instructions, turn off water when appropriate, and avoid repeated resets. Do not interrupt a documented protective-drain sequence just to clear the display.
- Stop when
- Water is near wiring, cabinetry is getting wet, the leak returns, or the source is not safely visible.
Do not keep using the appliance if the code points to voltage, wiring, control power, burning smell, smoke, or a possible miswired supply.
- Safe next step
- Use only safe owner-level power checks, then involve a qualified technician or electrician when the source points to wiring or supply voltage.
- Stop when
- Breakers trip, lights dim, the appliance smells hot, wiring may be miswired, or the warning returns after a safe reset.
Safety boundaries
Safe first
- Match the exact brand, appliance type, and displayed code first.
- Use the model manual as the final authority for access steps.
- Stop and address visible water before retrying the appliance.
- Disconnect power before any service-access step.
Do not do this
- Do not continue normal cycles while this code is active; any protective-drain sequence must follow the exact model instructions.
- Do not disconnect inlet hoses until the water supply is off.
- Do not bypass locks, float switches, leak sensors, or other safety systems.
Common causes include
- Dishwasher water-supply valve closed or not fully open
- Household water pressure outside the manual's 4.2 to 140 psi range
- Another inlet-path condition requiring qualified diagnosis
FAQ
What does ASKO Dishwasher code F12 usually mean?
Manual 875097-a14 documents F12 on these ASKO dishwashers as water inlet fault 1. Model context matters: The same manual lists F67 separately as water inlet fault 2 with the same owner action. F67 is a distinct display, not an alias for F12.
Can I keep using the dishwasher with code F12?
Stop normal operation until the issue and safety warnings have been addressed. Follow only the documented safe checks or protective-drain instructions for your model. Close the water supply before any hose work, and isolate power only from a safe dry position if moisture is near the dishwasher.
When should I call a technician for ASKO F12?
Contact ASKO Customer Care if F12 persists with the water valve open and household pressure within the manual's range. A qualified technician may check Water supply valve, Inlet hose, and Water-inlet system against the model's service information before treating any part as failed.