UMC_a017_wallPlugOTFoldback
Charge rate reduced - Wall plug temperature high
What does the UMC_a017_wallPlugOTFoldback alert mean?
High Universal Mobile Connector (UMC) wall plug (smart adapter) temperature detected, causing UMC output current to the vehicle to be reduced by half.
What you'll see in your Tesla
- Charge rate reduced - Wall plug temperature high
- Wall outlet and wiring inspection recommended
What triggers it
Universal Mobile Connector (UMC) wall plug (smart adapter) temperature has risen above 65 C or specific smart adapter threshold if applicable.
When it clears
Universal Mobile Connector (UMC) wall plug (smart adapter) temperature falls below 63 C or specific smart adapter threshold if applicable, and a charge cable cycle is performed (charge cable disconnected then reconnected to the vehicle).
Potential impact
Universal Mobile Connector (UMC) will reduce its output current to the vehicle by half until the wall plug (smart adapter) cools sufficiently to resume charging at previous current and a charge cable cycle has been performed (charge cable disconnected then reconnected to the vehicle).
Affected models
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