Whirlpool Refrigerator PO Alert: Power Outage Warning
Quick Answer
The PO code on a Whirlpool refrigerator indicates a power outage occurred. To clear the alert and return to normal operation, press the Confirm or Options button on the control panel.
The PO code isn't a mechanical failure, it's just your fridge telling you the power blipped. But here's why it matters: if you ignore it and don't check your food temps, you could have spoiled meat sitting in there that smells fine for the first day. I usually see this after summer storms or when someone's cleaning crew accidentally kicked the plug. One button press and you're done.
Food thermometer, probe style works best for checking liquids like milk, Phillips #2 screwdriver if you need to move the fridge to inspect the outlet
What Does the PO Code Mean?
Think of PO as a sticky note your fridge left on the counter. Not a breakdown, not a repair call, just a hey, something happened while you were gone. Usually pops up after a storm, a tripped breaker, or someone bumping the plug during cleaning. Most homeowners panic thinking the control board is fried. It's not. Hit a button, check your food temps, and you're done in about 30 seconds.
Most Likely Causes
Based on aggregated repair data, here is the probability breakdown for this error code:
Electrical power outage in the home40%
Circuit breaker tripped and reset36%
Power cord was unplugged (intentionally or accidentally)24%
Symptoms You May Notice
PO showing on the interior control panel display, sometimes flashing and sometimes solid depending on the model.
Everything else working normally: lights come on, fans are spinning, compressor is humming like it should.
Display shows your fridge temp running a couple degrees above your set point while it works back down to where it belongs.
Ice maker is paused or showing its own alert because it got interrupted mid-cycle when the power went out.
Faint musty or stale smell from inside if the power was out long enough for some condensation to build up.
Can you reset a Whirlpool refrigerator to clear the PO code?
You don't need a hard reset for this one. Simply tap any button on the dispenser or internal control panel, like the Options or Fridge Temp key, to dismiss the alert. If the code persists, it usually means the power is still flickering at the outlet or the cord isn't seated firmly in the wall.
Tools Required for Diagnosis
Food thermometer, probe style works best for checking liquids like milkPhillips #2 screwdriver if you need to move the fridge to inspect the outletFlashlight or phone light to check the outlet and plug for scorch marks or looseness
Diagnostic Checklist
Follow these steps in order. We start with the easiest external fixes before opening up the machine.
Frequently Asked Questions
Is PO a serious error on a Whirlpool refrigerator?
Honestly? No. I've been fixing these things for 15 years and I've never once replaced a part because of a PO code. It's just your fridge's way of saying hey, the lights went out while you weren't watching. The refrigerator itself is usually totally fine. It's just waiting for you to acknowledge the alert before it clears the screen and goes back to doing its job. Check your food temps, press a button, done. If everything's running and your temps are dropping back toward normal, you've got nothing to worry about.
How do I clear PO on my Whirlpool refrigerator?
Just hit any button on the control panel. I usually tell folks to press the Fridge or Options button. If your model has a touchscreen, tap the alert directly and it'll clear. That's it. No tools, no service call, no unplugging the fridge. The PO alert isn't a fault code the way a broken part would trigger. It's just an informational notice that needs a human to acknowledge it. One button press and it's gone. If it comes right back after you press it, check your wall outlet for a loose connection rather than messing with the fridge itself.
My Whirlpool refrigerator keeps showing PO but there was no power outage. What is wrong?
If you're seeing this code pop up every few days and your other clocks aren't flashing, check the wall outlet first. Outlet contacts loosen over time, and when your compressor starts up and pulls that big initial current draw, the plug can momentarily lose contact. The control board reads that as a power failure and throws the PO code. Also check if you're plugged into a GFCI outlet, which is pretty common in kitchens built after 1990. Those can ghost-trip for no obvious reason, especially older ones with worn contacts. A $15 outlet replacement has fixed this exact problem for me more times than I can count.
How long can a Whirlpool refrigerator stay cold during a power outage?
The fridge section stays safe for about 4 hours if you keep the doors shut. The freezer is way more forgiving. A full freezer holds safe temps for roughly 48 hours. Half empty, you're looking at about 24 hours. The biggest mistake people make is opening the door every 20 minutes to check. Every time you do that, you're dumping cold air out and letting warm room air in, which burns through your safety window way faster. Just leave it alone. If you know a long outage is coming, throw some bags of ice in there to buy more time.
Does PO mean my refrigerator lost power for a long time?
Your fridge doesn't have a stopwatch built in. It only knows power was lost and then came back, not how long it was out. To figure out the duration, check your microwave or oven clock. If they're flashing 12:00, there was an outage. For a rough estimate of how long, look at your ice bin. Cubes fused into one solid block? Probably a few hours at minimum. Meat that feels soft or has lost all its ice crystals? Longer outage. When you're not sure, use a thermometer and check actual temperatures rather than guessing.