Frigidaire · Dishwasher Moderate

ER — General electronic control fault

A non-specific control board error. The board detected a self-test or memory fault it can't categorize.

Keep using it?
Yes, with caution
DIY difficulty
Hard
Verified against
frigidaire.com ↗

How to fix it

  1. Power off at the breaker for 10 minutes to attempt a hard reset.
  2. Inspect the control board area for moisture, corrosion, or burn marks.
  3. Reseat all harness connectors at the board.
  4. If ER returns immediately on power-up, replace the main control board.
  5. Consider adding a surge protector to the dishwasher circuit.

Why it happens

Typical signs: ER on display, no useful sub-code · Cycle won't start or aborts immediately · Random button behavior

  • Voltage spike or brownout damaged board memory Storm or generator transient corrupted control firmware state.
  • Moisture on the control board Steam ingress from a worn door gasket.
  • Failed control board Component-level failure with no diagnostic granularity.

Parts you may need

If diagnosis points to a failed part, these are the common replacements. As an Amazon Associate we earn from qualifying purchases.

  • Frigidaire dishwasher main control board Common replacement
    Amazon →

More Frigidaire dishwasher codes

Cd Cd — Door Not Closed / Latched CL CL — Close the door Hot Hot — Water inlet too hot HS HS — Wash Motor Hall Sensor Error i10 i10 — Water Not Detected (Fill) i20 i20 — Drain Blocked

All Frigidaire codes → All dishwasher codes →

Always unplug an appliance before servicing it. This guide is for informational purposes and is not a substitute for a qualified technician. Verified against manufacturer documentation: frigidaire.com.