Error code reference

Fisher & Paykel Dishwasher Error Code U2

Tub open fault - the drawer has been sensed as open during a wash cycle, or the exhaust valve has failed open circuit, or the drawer microswitch has failed.

SourceFisher & Paykel DishDrawer - Service Manual (DD601/DS601 Series)p. 21, 28

Diagnostic procedure

The full U2 procedure

Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.

MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check if the drawer is open; if yes, shut the drawer; if no, check the microswitch is working in diagnostics.

SourceFisher & Paykel DishDrawer - Service Manual (DD601/DS601 Series)p. 21, 28

More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Where this code is documented

9 manuals in the MyPros+ library document this code for Fisher & Paykel dishwasher.

Models covered by the manuals that document this code

More models are covered than are listed here.

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