Electrolux RealLife / Intuit / QuickSelect Dishwasher: Circulation pump inverter DC bus overvoltage alarm i5B; rectified bus voltage exceeds 430V DC.
On Electrolux (Electrolux RealLife / Intuit / QuickSelect Dishwasher) models: Mains electrical grid voltage surge, rapid deceleration of heavy wash arm water momentum, or defective DC bus capacitor bank.
Measure incoming AC line voltage (nominal 230V AC ± 10%). Disconnect power for 10 minutes to discharge capacitors, then retest. Hold Start/Pause and Delay Start together for 5 seconds on program position 10 until the acoustic chime sounds and display resets to 0:00.
