Yamaha PW · System · Number code (Display A and C)
Yamaha PW error code 79
Fault in the drive unit’s voltage converter (DC/DC)
What you can check
Switch the bike off and on again. If the fault comes back, your dealer needs to look at it.
A job for your dealer
Trolda cannot read Yamaha PW motors yet. The code list is here to help you anyway.
Sources
Explained in Trolda's own words from the manufacturer's public documentation. Trolda is not affiliated with the manufacturer. If in doubt, ask your dealer.
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