MyTeslaMate
CC family

CC_f030_masterSlaveMismatch

Unable to charge - Primary / paired unit mismatch

What does the CC_f030_masterSlaveMismatch alert mean?

Master and slave units in the sharing network have different nameplate current ratings.

What you'll see in your Tesla

  • Unable to charge - Primary / paired unit mismatch
  • Wall Connector current ratings must match

What triggers it

Wall connector nameplate current rating differs from the other wall connector in the sharing network.

When it clears

Wall connector no longer detects units with different nameplate current rating in the sharing network and the unit is power cycled.

Potential impact

Wall connector will not operate.

Affected models

Model S 2012-2020 Model X 2015-2020

Track your Tesla's alerts automatically

Alerts like this reach MyTeslaMate through your car's Tesla telemetry API. MyTeslaMate logs every alert your Tesla reports and turns it into readable history and real-time notifications — hosted TeslaMate with no server to run.