Canon Error Codes & Diagnostics
Complete diagnostic directory for official Canon fault codes. Verify root causes, safe troubleshooting steps, and replacement part numbers before calling a technician.
Canon PIXMA MegaTank Printer Error Code E1: Meaning, Causes & Fix
Water Fill / Inlet Timeout Error
Canon PIXMA MegaTank Printer Error Code E10: Meaning, Causes & Fix
System Overfill / Pressure Switch Frequency Error
Canon PIXMA MegaTank Printer Error Code E2: Meaning, Causes & Fix
Drain Pump Malfunction / Stagnant Water
Canon PIXMA MegaTank Printer Error Code E3: Meaning, Causes & Fix
Unbalanced Drum Load / Suspension Strut Wear
Canon PIXMA MegaTank Printer Error Code E4: Meaning, Causes & Fix
Water Temperature Thermistor Circuit Fault
Canon PIXMA MegaTank Printer Error Code E5: Meaning, Causes & Fix
Motor Tachometer Sensor / Hall Effect Failure
Canon PIXMA MegaTank Printer Error Code E6: Meaning, Causes & Fix
Heater Element Overcurrent / Thermal Cutoff
Canon PIXMA MegaTank Printer Error Code E7: Meaning, Causes & Fix
Communication Bus Lost Between Display & Main PCB
Canon PIXMA MegaTank Printer Error Code E8: Meaning, Causes & Fix
Door Lock Interlock Switch Not Engaging
Canon PIXMA MegaTank Printer Error Code E9: Meaning, Causes & Fix
Internal Water Leak / Safety Base Pan Sensor Triggered