Power Cycle Powerwall 3 Power cycling Powerwall 3 is a common troubleshooting step Turn the Powerwall 3 switch on the left side of the unit OFF. Turn the Powerwall 3 breaker OFF. Disconnect the Tesla Asset Controller (TACO) low voltage harness, wait 30 seconds, then reconnect it. Turn the Powerwall 3 breaker ON. Turn the Powerwall 3 switch ON. Parent topic: Installation Troubleshooting