GE GBP420S*P*** Error Codes — Complete List

All error codes for GE GBP420S*P*** dishwasher with diagnoses and fixes.

• GE GBP420S*P*** Error Code E1 — Thermistor failure — temperature sensor
• GE GBP420S*P*** Error Code E2 — Water temperature not reached
• GE GBP420S*P*** Error Code E3 — Water inlet valve failure
• GE GBP420S*P*** Error Code E4 — Overflow — water level too high
• GE GBP420S*P*** Error Code E7 — Motor speed sensor error
• GE GBP420S*P*** Error Code E8 — Motor control unit error
• GE GBP420S*P*** Error Code FL — Water inlet flood fault
• GE GBP420S*P*** Error Code rL — Remove load — laundry detected in washer