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Error 0x00C10009Medium Severity

Ink Maintenance Cartridge Full/Missing

Last updated: February 16, 2026

Severity:Medium Severity
Affected:10 models
DIY Fix:Possible
How to fix ink cartridge errors on HP Inkjet printers | HP Support

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How to fix ink cartridge errors on HP Inkjet printers | HP Support

Ink cartridge error messages can appear on your printer or in the printer software, stating that the cartridge is 'Incompatible,' ...

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What This Error Means

This error indicates that the ink maintenance cartridge (waste ink tank) is full or missing. The printer cannot operate until it is replaced or properly installed.

Common Causes
  • 1Ink maintenance cartridge is full
  • 2Ink maintenance cartridge is missing
  • 3Ink maintenance cartridge not properly installed
  • 4Faulty maintenance cartridge detection sensor
  • 5Non-genuine or defective maintenance cartridge
Symptoms to Watch For
  • Printer displays '0x00C10009' error code
  • Printer unable to print
  • Printer prompts to replace maintenance cartridge
  • Printer unable to perform cleaning cycles
  • Printer continuously attempts to initialize
Step-by-Step Troubleshooting Guide
  1. 1

    Check the ink maintenance cartridge slot for proper installation. Ensure it is fully seated.2. If the maintenance cartridge is full, replace it with a new, genuine HP maintenance cartridge.3. If the error persists after replacement, ensure the new cartridge is correctly recognized.

Pro Tips from Experts

Always have a spare maintenance cartridge on hand, especially for high-volume printing environments. Do not attempt to empty or reuse a full maintenance cartridge. Ensure the new cartridge is properly inserted; sometimes, it requires a firm push. This error is common on models like T1600/T2600 that use a separate maintenance cartridge.

Technical Service Diagrams

Reference diagrams for common repair procedures related to this error:

Ink System Components & Flow Path

HP DesignJet Ink System Components Diagram

Note: These diagrams are for reference only. Always consult official HP service documentation and follow proper ESD precautions.

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Printers Affected by This Error (10)

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