Gen 2 Mobile Connector Status Lights Tesla Model S

When charging is in progress, the Tesla logo lights illuminate in sequence, and the red light is turned off. Pay attention to these lights to spot mobile connector adapter faults.

Sometimes, you may be required to reset the device. Unplug the Mobile Connector from the Tesla vehicle or the power outlet.

Green Lights Red Light What it Means What to Do
All on for 1 second Off Starting up sequence. Nothing required. The Mobile Connector is starting.
All on Off Power is on. The Mobile Connector is powered and on stand-by but not charging. Ensure the Mobile Connector is correctly plugged into the vehicle.
Streaming Off Charging is currently in progress. Nothing required. The Mobile Connector is charging.
Streaming 1 flash The charging current is reduced because a high temperature has been detected in the vehicle connector. Unplug the Mobile Connector from the car and plug it back in. It is best to charge in a cool area, for example indoors or under shade. If the issue persists, contact your closest Service Center.
Streaming 2 flashes Charging current is reduced due to high temperature detected in the input plug that connects to the Tesla Mobile Connector controller. Unplug the Mobile Connector from both the vehicle and the wall. Ensure that the adapter is fully inserted, plug the Mobile Connector into the wall, and then plug it into the vehicle. If the error persists, contact your closest Service Center.
Streaming 3 flashes Charging current is reduced due to high temperature detected in the Mobile Connector controller. Unplug the Mobile Connector from the vehicle, and then plug it back in. Consider charging in a cooler area, such as indoors or in the shade. If the error persists, contact your closest Service Center.
Streaming 4 flashes Charging current is reduced due to high temperature detected in the wall plug. Make sure the power outlet is suitable for charging and that the plug is seated correctly. Consider connecting to a different outlet. If uncertain, ask your electrician.
Streaming 5 flashes Charging current is reduced due to a detected fault in the adapter. Make sure the Mobile Connector’s adapter is attached properly.
Off 1 flash Ground fault. Electrical current is leaking through a potentially unsafe path. Unplug the Mobile Connector from the vehicle and then plug it back in. Try a different outlet. If the error persists, contact your closest Service Center.
Off 2 flashes Ground loss. The Mobile Connector has detected a loss of ground. Ensure the power outlet is properly grounded. Try to connect to another outlet. If in doubt, ask to an electrician.
Off 3 flashes Relay/contactor fault. Unplug the Mobile Connector from the car and plug it back in. Try another outlet. If the fault persists, contact your closest Service Center.
Off 4 flashes Over- or under-voltage protection. Ensure the power outlet is appropriate for charging and the plug is attached correctly. Try connecting to another outlet. If in doubt, ask an electrician.
Off 5 flashes Adapter fault. Ensure the Mobile Connector adapter is seated properly.
Off 6 flashes Pilot fault. The pilot level is incorrect. Unplug the Mobile Connector from the car and plug it back in. Try using another outlet. If the fault persists, contact your closest Service Center.
Off 7 flashes Software error or mismatch. Update the car's software, if one is available. If there is no update, contact your closest Service Center.
Off On Self check failed. Unplug the Mobile Connector and plug it back in. If the fault persists, unplug the Mobile Connector from the car and the power outlet, and plug it back in.
All on 1 flash Thermal fault. It is best to charge in a cool area, for example indoors or under shade. If the fault persists, contact your closest Service Center.
All on 5 flashes Adapter fault. Charging current is limited to 8A. Unplug the Tesla Mobile Connector from the car and plug it back in. If the fault persists, unplug the Mobile Connector from the car and the power outlet, and plug it back in.
Off Off Power lost. Unplug the Mobile Connector and double check if the outlet has power.

 

Disclaimer:
Tesla, Inc. was not involved in the development of this document and did not provide any input or otherwise edit, review or authorize it.

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