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EnergyFaults — error codes and troubleshooting for energy devices
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Solid blue

Tesla

Tesla Solid blue

Waiting to charge; communicating

Severity

Informational

Safe to continue?

Yes

Technician required?

Usually no

Last verified

September 2026

First safe check

Wait briefly — the unit is negotiating charge parameters with the vehicle.

What does Solid blue mean?

A solid blue indicator shows that a vehicle is connected and the unit is waiting while the charging parameters are negotiated before energy starts flowing.

Which models use this code?

Verified for

  • Tesla — Wall Connector

When to stop troubleshooting

Stop and contact a qualified technician if the fault returns immediately, the device smells burnt, visible wiring damage exists, the enclosure is hot to the touch, or the manufacturer specifies professional service.

Can a reset clear this fault?

Documented reset behaviour: no. Use only the manufacturer-approved restart sequence for this device and never bridge or bypass a safety mechanism to clear a fault.

Related symptoms

Connected but not charging

Related fault codes

1 red blinkMeaning pending official confirmation2 red blinksMeaning pending official confirmation3 red blinksThermal throttle; current reduced4 red blinksMeaning pending official confirmation5 red blinksMeaning pending official confirmation6 red blinksMeaning pending official confirmation

Sources

  • Tesla Wall Connector Installation Manual

    View
    Manufacturer
    Tesla
    Document version
    —
    Section / page
    Indicator lights
    Verified
    September 2026

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Disclaimer

EnergyFaults provides informational troubleshooting guidance. Electrical and high-voltage equipment should only be serviced by qualified professionals where required. Always follow the manufacturer documentation for your exact model.