EV Charger Error Light Flashing
The EV charger unit displaying a red or amber error light, with charging not starting.
What Is Causing This?
- 1Internal fault detected by the charger's self-diagnostics
- 2Earth fault or RCD issue
- 3Communication error between charger and vehicle
How Urgent Is This?
This should be fixed in the coming weeks. Leaving it may allow the problem to worsen and cost more to repair.
What Needs to Be Done
An EV charger installer will read the error code, diagnose the fault, and carry out the necessary repair. This may involve resetting the unit, replacing a component, or updating software.
How Much Will It Cost?
National average estimate
Labour: £417 – £1,367 | Materials: £567 – £2,367
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Prices are estimates based on typical UK rates. Actual costs depend on the specific issue, accessibility, and your location. All quotes from tradespeople on Tradesfolk are completely free.
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Ask a QuestionHow to Prevent This
Note the error code pattern (number of flashes) to help the engineer diagnose. Keep the charger dry and clean. Have it serviced annually.
Related Problems
Other EV Charger Installer Problems
The EV charger does not start a charging session, shows an error, or the car does not recognise it.
The home electrics trip whenever the EV charger starts or during a charging session.
The car is charging much slower than expected, taking many hours longer than the charger's rated speed.
The charger's smartphone app cannot connect to the unit, preventing remote control or scheduling.