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Samsung Washing Machine

Samsung Washing Machine 9C1 error

Power supply voltage problem

You can usually fix itFrom brand’s official support

Most people can clear this with the simple steps below.

Also shown as: 9C2 9E1 9E2 UC PF

What it means

The supply voltage is too low, too high or unstable, so the appliance stopped itself to avoid damage.

Common causes

  • Low or high mains voltage in your area
  • Stabilizer faulty, overloaded or of the wrong rating
  • Loose plug, socket or wiring
  • Short power cut or fluctuation

Try this at home first

Tick each step as you go

When to call a technician

If the socket voltage is normal and the code repeats, have the wiring and board checked by an electrician or technician.

Safety first

Always switch off at the wall socket or MCB before touching any part. Do not open the outdoor unit, control boards or gas pipes yourself — they carry high voltage and pressure.

Frequently asked questions

What does 9C1 mean on a Samsung Washing Machine?

Power supply voltage problem. The supply voltage is too low, too high or unstable, so the appliance stopped itself to avoid damage.

Can I fix Samsung Washing Machine error 9C1 myself?

Usually yes. Start with: Wait until the voltage is normal, then restart.

Is it safe to keep using the Washing Machine with 9C1?

Yes, once the cause is fixed.

Other Samsung Washing Machine codes

bE2 Button stuck / keypad fault HC Heating fault tC Water temperature sensor (NTC) fault 8C Vibration (MEMS) sensor fault PC Clutch / wash-spin shift fault AC Communication error (between control boards) Cb Calibration mode dn Software update in progress CL Child lock is on

All Samsung Washing Machine error codes

Same code on other brands

PF Power was interruptedLG Washing Machine PF Power was interruptedWhirlpool Washing Machine PF Power supply voltage problemHaier Washing Machine

Sources

We write every explanation in our own words from these references.

Last checked: 2026-10-20