The 89 error on your Samsung Washer means the machine has detected an issue with its communication or a load-related overload signal between the main control board and the motor control unit. This is usually a temporary glitch, but it can also point to a wiring or drum load problem that needs attention.

Error code 89
Meaning Communication error between the main control board and motor control board, or an overloaded drum signal
Severity Medium — the washer usually stops mid-cycle to protect the motor and electronics
Time to fix 10–30 minutes
Tools needed None for basic reset; screwdriver if checking wiring connections

What the 89 error means

Samsung washers use internal sensors and control boards to talk to each other throughout a wash cycle. When the main control board doesn’t get the expected response from the motor control board, or detects a load imbalance it can’t correct, it throws the 89 code and pauses the cycle. In most cases this is a one-off communication hiccup rather than a serious mechanical fault.

It’s similar in nature to other communication-based codes like the Samsung Washer SE Error Code, where sensor signals get interrupted rather than a part failing outright.

Common causes

  • Temporary power surge or voltage drop during the cycle
  • Loose or corroded wiring harness connecting the main board and motor control board
  • Overloaded drum causing the motor sensor to misread load balance
  • Faulty motor control board or main control board
  • Software glitch after a firmware update or long period of continuous use
  • Failing carbon brushes on the drive motor (older models)

How to fix the 89 error

  1. Power cycle the washer — Unplug it for 2–3 minutes, or switch off the breaker, then restart. This clears most temporary communication faults.
  2. Reduce the load size — Remove some items if the drum was packed tightly, then restart the cycle to see if the error clears.
  3. Check the wiring harness — With the washer unplugged, open the rear or control panel and check the connectors between the main board and motor control board are seated firmly and free of corrosion.
  4. Inspect for loose ground wires — A poor ground connection can cause board-to-board communication errors; tighten or reseat any ground wires you find.
  5. Test after a firmware reset — If your model supports it, run a diagnostic or reset mode from the control panel to clear stored fault codes.
  6. Call a technician — If the error returns immediately after resetting, the motor control board or main board likely needs testing or replacement.

FAQ

Can I keep using the washer if it shows error 89?
You can try restarting the cycle, but if the error repeats, stop using it until the wiring or boards are checked to avoid further damage.

Does the 89 error mean the motor is broken?
Not always. It’s more often a communication issue between boards rather than the motor itself failing, though a worn motor can trigger it in some cases.

Is this the same as other Samsung communication errors?
It’s related in cause to codes like the Samsung Washer TE Error Code and Samsung Washer DE Error Code, which also stem from sensor or board communication problems, though each affects a different component.