Device & System Error Code Lookup
Get instant repair decisions, DIY success rates, and estimated costs for home appliances, printers, HVAC systems, and OS errors.
Popular Error Codes
Canon B200
Printhead overheating or hardware circuit failure, typically caused by clogged nozzles or printhead electrical degradation.
Canon B203
Internal mechanism lock or encoder strip misalignment, usually due to a paper shred or foreign object blocking the carriage path.
HP 79
Firmware error indicating a corrupt print job in the queue, or an issue with the printer's network communication module.
HP 49
Communication or formatting error, typically triggered when trying to process complex PDF or graphic files that overflow the memory.
Epson 0xEA
Carriage jam or mechanical obstruction, preventing the printhead from initializing or moving freely.
LG UE
Unbalanced load error, signaling the washing machine cannot distribute weight evenly for a safe spin cycle.
LG DE
Door error, meaning the washer door latch or door lock switch assembly is failed or disconnected.
Samsung 5E
Drainage failure error, indicating the washing machine is unable to pump out water in a timely manner.
Samsung 4E
Water supply error, indicating that the washing machine is not receiving water or the flow is too slow.
Daikin U4
Transmission/communication error between the indoor unit and the outdoor condensing unit.
Mitsubishi E6
Outdoor unit circuit board signal error or outdoor fan motor malfunction, cutting system communication.
LG CH38
Low refrigerant detection, shutting down system operation to protect the compressor from dry running damage.
Fujitsu 00
Wired remote controller communication error, meaning the indoor unit is not receiving signals from the thermostat controller.
Vaillant F22
Low water pressure safety lockout, indicating the system pressure has fallen below the safe operating limit (usually 0.5 bar).
Worcester EA
Flame failure safety lockout, indicating the burner tried to light multiple times but failed to establish or maintain a flame.
Samsung 102
Smart TV network connection issue, indicating the TV failed to negotiate a connection with local Wi-Fi or Samsung servers.
LG 137
Wi-Fi interface error, indicating the Smart TV OS cannot detect or initialize the internal Wi-Fi hardware module.
TP-Link 651
Broadband dial-up failure, indicating that your computer or router failed to establish a PPPoE connection with the ISP server.
Netgear 404
Management page not found, occurring when browsing to the router admin page with the wrong IP address or host.
Windows 0xc0000005
System access violation error, meaning an application attempted to read or write to a protected memory address without permission.
Windows 651
Broadband connection failure: 'Your modem (or other connecting device) has reported an error.' Indicates a driver or system configuration error.