BoschCritical
E18Drain Pump Timeout
Applies to: Bosch Serie 4 / Serie 6 / Serie 8
Drain pump blocked or maximum drain time exceeded. Tub remains full of water and wash cycle halts.
Washer & Dryer Error Codes & Repair Guides
Laundry machines combine high-torque brushless motors, heating elements, and drain pumps. When an error triggers, follow our bench testing procedures to isolate wiring harness and control board issues.
Search & Filter by BrandWashers & Dryers
Brands:
All Washers & Dryers Error Codes
No error codes found for this brand
We couldn't find documented codes for the selected brand in Washers & Dryers.
WhirlpoolCritical
F28CCU to MCU Communication Failure
Applies to: Whirlpool Duet Front-Load Washer
Serial communication timeout between Central Control Unit (CCU) and Motor Control Unit (MCU). The main board cannot detect motor tachometer signals.
SamsungMaintenance
4CWater Supply Failure
Applies to: Samsung EcoBubble / AddWash / QuickDrive
Water supply failure: washer fails to detect expected water level in tub within allotted fill timeout.
SamsungCritical
5CDrain Pump Filter Clogged
Applies to: Samsung Front-Load & Top-Load Washer
Drain error (formerly designated as 5E or nd). The washer took longer than 10 minutes to drain water during the spin transition cycle.
LGCritical
OEWasher Not Draining / Drain Failure
Applies to: LG Front-Load TurboWash / Thinq Washer
Drain error. The electronic main PCB detects that water did not drain out of the outer wash tub within 10 minutes of drain pump activation.
WhirlpoolMaintenance
d80Dryer Exhaust Vent Restricted (80% Blockage)
Applies to: Whirlpool Duet / Cabrio Electric & Gas Dryer
Airflow restriction detected. The dryer microprocessor senses excessive temperature rise rates at the exhaust blower housing, indicating an 80% blockage in ductwork.
Field Service Recommendations for Washers & Dryers
Prior to performing any diagnostic testing or taking electrical measurements on residential or commercial equipment, always lock out / tag out (LOTO) power sources and shut off fuel or water supplies. Wear rated personal protective equipment (insulated gloves, eye protection) and use a calibrated CAT III/CAT IV digital multimeter.
If fault symptoms persist after executing our pinout checks and component resistance tests, consult a factory-certified technician or licensed HVAC/appliance specialist.