HP HP Smart Tank 7001 All-in-One Wireless Ink Tank Printer with Auto Duplex, ADF, and Refillable Ink System E4 Error Fix: Paper Jam

Error code E4 on the HP HP Smart Tank 7001 All-in-One Wireless Ink Tank Printer with Auto Duplex, ADF, and Refillable Ink System means: Paper Jam. Paper is jammed in the printer feed path, ADF, duplex unit, or output area — turn off the printer and carefully remove jammed paper by pulling gently in the direction of the paper path; check the input tray, output tray, rear access door, ADF (if applicable), and duplex unit; recurrent jams indicate worn or dirty feed rollers

The most successful fix is "Replace Worn Feed Rollers to Prevent Recurring Paper Jams" (medium difficulty, ~45 minutes). Estimated DIY cost: $15-$25. HomeMD has 2 community-ranked fixes for this error.

This error is rated medium severity. It should be addressed soon, but your appliance may still function in a limited capacity.

Yes — the top-ranked community fix ("Replace Worn Feed Rollers to Prevent Recurring Paper Jams") is rated medium difficulty and takes about 45 minutes. Tools needed: Phillips screwdriver #1, Plastic pry tool.

DIY cost: $15-$25. Professional repair typically costs $120-$180. Many homeowners save money by trying the top-ranked community fix first.

The HP HP Smart Tank 7001 All-in-One Wireless Ink Tank Printer with Auto Duplex, ADF, and Refillable Ink System has 8 other known error codes, including: ADF-JAM (Document Feeder Paper Jam), E0 (Ink Access Door Open), E1 (No Paper in Input Tray), E2 (Paper Size Mismatch), E3 (Carriage Jam), and 3 more.

Error code E4 also appears on 4 other HP models: DeskJet 4155e Wireless All-in-One Printer with Mobile Printing and 4800 x 1200 dpi Color Resolution, ENVY 6055e All-in-One Wireless Printer with Auto 2-Sided Printing and Smart App Integration, HP OfficeJet Pro 9015e All-in-One Wireless Inkjet Printer with Auto 2-Sided Printing, 35-Page ADF, Fax, and 22 ppm, OfficeJet Pro 8025e Wireless All-in-One Printer with 20 ppm, Smart Tasks, and Mobile Fax. The fix may vary by model, so check each model's specific page for tailored repair steps.