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Error 0086-0004-0090Medium Severity

The printhead has many nozzles missing

Last updated: February 22, 2026

Severity:Medium Severity
Affected:0 models
DIY Fix:Possible
HP designjet T2600 ps | system error 0075-0004-0059 | dusty motor sensor

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HP designjet T2600 ps | system error 0075-0004-0059 | dusty motor sensor

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What This Error Means

The printhead has many nozzles missing

Step-by-Step Troubleshooting Guide
  1. 1

    Replace printhead if image quality is not acceptable.

Technical Service Diagrams

Reference diagrams for common repair procedures related to this error:

Carriage Belt Replacement

HP DesignJet Carriage Belt Replacement Diagram

Formatter Board Location & Connections

HP DesignJet Formatter Board Location Diagram

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

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