Error 0086-0001-0001Medium Severity

Trailing cable is not working properly

Last updated: February 22, 2026

Severity:Medium Severity

Affected:0 models

DIY Fix:Possible

System error code: 86:01 on HP T790 T1300 T2300 Designjet Printer

System error code: 86:01 on HP T790 T1300 T2300 Designjet Printer See this video: https://youtu.be/Lhb-g4gKpKE Carriage ...

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What This Error Means

Trailing cable is not working properly

Step-by-Step Troubleshooting Guide

1
Check the Trailing cable from the Engine PCA to the Carriage PCA. Run the 08601 Checks Electronics service diagnostic. Replace the Trailing cable. Replace the Carriage PCA. Replace the Engine PCA.

Technical Service Diagrams

Reference diagrams for common repair procedures related to this error:

Carriage Belt Replacement

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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Glossary Terms

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Related Glossary Terms

Trailing Cable

A flexible flat cable that connects the carriage assembly to the main PCA, transmitting data and power signals to the printheads as the carriage moves.

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