HP Wide-Format Printer Troubleshooting
HP DesignJet T1600/T1700/T2600/Z6/Z9 Error 0086-0002-0004 – Carriage PCA communication error
Carriage PCA communication error
What error 0086-0002-0004 means
Error 0086-0002-0004 on HP DesignJet T1600/T1700/T2600/Z6/Z9 indicates The Carriage PCA cannot communicate with the Engine PCA. If the issue is persistent, it indicates a malfunction in Carriage PCA. The source places this code in the Carriage / Printhead area.
Start here
What you can check first
- Restart the device.
Diagnosis
Possible causes
- Carriage PCA
When to call for service
If the error comes back
If error 0086-0002-0004 remains after the customer-level checks above, the supplied source directs the user to service or support. Send LCR the exact code and printer model so the service request can be triaged with the error information attached.
When you contact LCR, include the exact error code, printer model, what happened immediately before the error, and whether it returns after a restart.