HP 302 — Error codes & fixes

Troubleshooting guide for the HP 302. Diagnose an error code and find the fix.

Cartridge error (E2)

E2

The printer cannot detect or read the ink/toner cartridge, or the carriage is jammed.

Source: HP Support — printer error codes Confidence: 85% Verified Aug 9, 2026
2 fixes available

Cartridge / carriage error (E3)

E3

The printer reports a cartridge or carriage error, often after a cartridge change.

Source: HP Support — printer error codes Confidence: 80% Verified Aug 9, 2026
2 fixes available

Paper out (E4)

E4

The paper tray is empty or the printer cannot pick up paper.

Source: HP Support — printer error codes Confidence: 80% Verified Aug 9, 2026
2 fixes available

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