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LG·dishwasherlow severity
LG dishwasher Error Code PF
Power failure
Common Causes
- 1Power interruption
Step-by-Step Troubleshooting
- 1
Press the Power button to turn the dishwasher back on, select a cycle, and press Start to begin a new wash cycle
- 2
If PF appears frequently without known power outages, check the circuit breaker and wiring connections at the junction box under the dishwasher
- 3
Verify the dishwasher is on a dedicated circuit — sharing with a garbage disposal that cycles on and off can cause voltage dips
- 4
Inspect the wire connections at the dishwasher junction box for loose wire nuts or signs of arcing
Pro Diagnostic Tip
LG dishwashers cannot resume a cycle after power loss — the PF code requires starting a new complete cycle. If the interruption happened during the wash phase, the dishes need to be rewashed from scratch, not just rinsed.
You Might Also Notice
- •Cycle stopped with dirty dishes
- •Display blinking after power restores
- •Clock reset on unit
Parts, Cost & Difficulty
Repair Difficulty
Easy — DIY FriendlyEstimated Repair Cost
$0–$90
Parts + labor. Free diagnosis with repair.
Do You Have the Right Tools?
Bearing puller set ($120), drum spider wrench ($85), multimeter ($85), and diagnostic software. Our technician arrives with $15K+ in professional tools — your diagnostic is free.
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What This Repair Involves
Here's what a professional technician does to resolve this issue:
Restart cycle
This repair requires bearing pullers, drum spider wrenches, and diagnostic software for control board calibration. Most homeowners find it safer and more cost-effective to have a licensed technician handle it.
Safety First — Know the Risks
High-voltage components and pressurized water lines create flood and shock risk. A single loose fitting can cause thousands in water damage. Our techs are licensed and insured — let them handle the risk.
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Ready to Get This Fixed?
Don't let error code PF disrupt your day. A professional diagnosis takes about 30 minutes — and it's free when you proceed with the repair.
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Frequently Asked Questions
What does LG error code PF mean?
LG error code PF indicates: Power failure. This is a low-severity issue affecting your dishwasher.
How do I fix LG error code PF?
Press the Power button to turn the dishwasher back on, select a cycle, and press Start to begin a new wash cycle Then, If PF appears frequently without known power outages, check the circuit breaker and wiring connections at the junction box under the dishwasher Then, Verify the dishwasher is on a dedicated circuit — sharing with a garbage disposal that cycles on and off can cause voltage dips There are 1 more steps — see the full troubleshooting guide above. If these steps don't resolve the error, contact a professional.
How do I know if my dishwasher has error PF?
Besides the error code on the display, common signs include: Cycle stopped with dirty dishes; Display blinking after power restores; Clock reset on unit. If you notice any of these symptoms, check your dishwasher's display panel for error code PF.
How much does it cost to fix LG PF?
Repair costs for LG PF typically range from $0 to $90 depending on the specific cause and parts needed. EasyBear offers free diagnosis when you proceed with the repair. Call (415) 795-7300 for a same-day appointment.