Trace the drain route
Drain codes are easiest to narrow down from the outside in: standing water, filter access, hose route, then the household drain.
At-a-glance diagnosis
A3 is commonly searched as a Fisher & Paykel dishwasher drain warning.
Inspect standing water, sink backup, and visible drain hose routing before assuming a pump problem.
Stop if water remains after one safe drain attempt, the drawer leaks, or A3 repeats immediately.
Visual check order
- 1
Check standing water in the drawer.
- 2
Inspect sink drain backup.
- 3
Look for visible hose kinks.
- 4
Retry one short drain cycle only.
What A3 usually means
A3 is commonly searched as a Fisher & Paykel dishwasher drain warning.
Codes can vary by exact Fisher & Paykel dishwasher model number, production year, and regional design. Use this as first-pass guidance, then confirm the model-specific manual or manufacturer support page before opening panels or replacing parts.
First checks
Inspect standing water, sink backup, and visible drain hose routing before assuming a pump problem.
Drain faults can come from the kitchen sink path, not only from the dishwasher drawer.
- Check standing water in the drawer.
- Inspect sink drain backup.
- Look for visible hose kinks.
- Retry one short drain cycle only.
When to stop
Stop if water remains after one safe drain attempt, the drawer leaks, or A3 repeats immediately.
Keep the full model number, exact A3 display text, cycle name, and timing ready before contacting Fisher & Paykel support or a qualified technician.
Model numbers affected
Commonly searched model families include built-in dishwashers, front-control dishwashers, top-control dishwashers, and compact dishwashers.
This is not a confirmed model-number list. Match the exact code to the full model number on the appliance tag before ordering parts, opening panels, or booking service.
Related code pages
Related problem topics
Related troubleshooting guides
FAQ
What is the main point of Fisher & Paykel Dishwasher A3 Code: Not Draining Checks?
A3 is commonly searched as a Fisher & Paykel dishwasher drain warning.
What should I check first?
Inspect standing water, sink backup, and visible drain hose routing before assuming a pump problem.
When should I stop troubleshooting?
Stop if water remains after one safe drain attempt, the drawer leaks, or A3 repeats immediately.
Editorial note
This guide is independent educational content. It does not replace the model-specific manual, official manufacturer support, or qualified repair service.