Ink path valve error

Error code
  • 034852 Ink path valve OPEN error
  • 034853 Ink path valve CLOSE error
Occurrence condition
  • 034852 Ink path valve does not open
  • 034853 Ink path valve does not close
Assumed cause
  • Ink path valve malfunction
  • Failure of Ink path valve operation detection sensor
Related parts
  • Ink System Unit
Troubleshooting
Step Confirmation and action YES NO
1

Check harness connection

Are the harness connectors that connect to the Ink System Unit properly connected?

If not, reconnect them properly.

[Part(s) to be checked]

    • Ink System Unit Connector
    • Other connectors and FFCs you disconnected and reconnected

[Action]

    • Connect the connectors properly.

Is the error resolved?

 End Go to step 2
2

Replace the Ink System Unit

  • Did the trouble go away?
 End Contact EPSON Local Service Representatives