The **HP printer E3 error** typically indicates a **carriage jam** or sometimes a **paper jam**, specifically involving the movement of the ink cartridge carriage inside the printer. This error prevents the cartridges from moving freely, causing the printer to stop working[3][4].
To resolve the E3 error, follow these troubleshooting steps:
1. **Power Reset**
– Turn off the printer, unplug it from the power outlet, wait about 60 seconds, then plug it back in and power it on[3].
2. **Check Cartridge Installation**
– Open the printer to access the ink cartridges. Remove and then securely reinstall the ink cartridges, ensuring they are correctly seated and compatible (e.g., HP 67 cartridges for some HP Envy models)[1].
3. **Inspect for Paper Jam**
– Look carefully inside the printer, especially in the carriage path, input tray, output tray, and rear access door. Remove any jammed paper or small debris that might obstruct the cartridge carriage[2][3][4].
4. **Clean the Carriage and Mechanism**
– Using a lint-free cloth lightly moistened with water, gently clean the carriage area and rollers to remove dust or debris that might block movement[2].
5. **Test Cartridge Movement**
– After cleaning and reinstalling, check if you can gently move the cartridges by hand to ensure they slide freely[1].
If the error persists after these steps, it might indicate a more serious mechanical issue or sensor fault requiring professional servicing or replacement.
This error is common among various HP Envy models but can occur in other HP printers with similar carriage systems.
References: [1][2][3][4].