Medium - Inspection Needed

Fisher & Paykel AquaSmart Washer Fault 108 (Comms CRC Error)

Fault 108 is a CRC error on the link between the display and the motor control module. A CRC is a checksum sent with each message so the receiver can tell whether it arrived intact; this code says one did…

What 108 Means

Fault 108 is a CRC error on the link between the display and the motor control module. A CRC is a checksum sent with each message so the receiver can tell whether it arrived intact; this code says one did not. F&P files it with the other communication errors and refers the repair to the same procedure as code 106.

Common Causes of 108

  • Electrical noise or a degraded connector corrupting messages on the link
  • Moisture in the console affecting the communication line
  • A module whose transmitter or receiver is failing

🔧 One Safe Check You Can Try

Unplug the machine for five minutes and restore power. A single corrupted message clears there; a code that reappears on every cycle means something is corrupting the link consistently.

⚠ Why You Shouldn't Go Further Than That

  • Unplug the washer before the console is opened, because the communication harness is routed with the mains feed.
  • A checksum failure proves a message was damaged but says nothing about where, so the harness has to be tested rather than a board guessed at.
  • Damp above the tub is a recurring cause on top-loaders, and drying a connector without finding the water's route only postpones the problem.
  • The console housing seals against splashes, and one reassembled without that seal gives the next overfill a clear path to the electronics.

Opening a panel to inspect or repair something yourself doesn't automatically cancel your manufacturer's warranty — but it can risk accidental damage, and some manufacturers do have specific service conditions. Check your product's warranty terms, or ask us, before deciding.

Other Washer Error Codes

Still Seeing 108?

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FAQ

108 FAQ

A short check value sent alongside each message. If the value calculated at the receiving end does not match the one sent, the message is known to have been corrupted - which is what this code reports.

They are the same family of communication errors and F&P refers 108 to the code 106 procedure, but each describes a different way the exchange failed.

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