Samsung Washer error code AC

Q: Can I fix Samsung washer error code AC myself?

This one usually needs a technician. This is a control board fault. Control boards and internal wiring carry mains voltage - do not open the machine. If the code persists, contact a Samsung service center. Safe first step: switch the appliance off and try starting it once more. If the code returns, call a professional.

Also shown as: AE

What it means

Communication error - the main control board and the sub boards are not communicating.

Likely causes

A communication fault between the main board and the sub PBAs (control boards)

Safety first: switch the appliance off and unplug it (or turn it off at the circuit breaker) before you check anything. If water is involved, close the water supply valve too. Never open panels or touch internal wiring. Anything that involves gas lines, refrigerant or sealed systems, or mains-voltage wiring is a job for a professional - not a home fix.

Safe first checks

Turn the machine off, wait a minute, and restart the cycle

Call a pro for this one

This is a control board fault. Control boards and internal wiring carry mains voltage - do not open the machine. If the code persists, contact a Samsung service center.

Repair or replace?

Do not try to fix this one yourself. A service call typically costs $50-$150 for the visit and diagnosis (Angi puts an average service call at $50-$100; Sears lists a $90-$150 diagnostic fee). Ask for the full repair quote before you agree to anything. If the machine is old and the quote is a large part of the price of a new one, replacing usually makes more sense than repairing.

Source: Samsung Support