Professional EV Charger Repairs for Homes & Businesses

Is your EV charger displaying fault codes, failing to charge your vehicle, or suffering from connectivity issues?

RB Grant Electrical Contractors provide professional EV charger repair, fault finding, maintenance, and replacement services throughout Scotland. Our experienced electricians diagnose and repair faults on a wide range of domestic and commercial electric vehicle charging systems.

Whether your charger was installed by RB Grant or another installer, our team can quickly identify the problem and provide an effective repair solution to get you back on the road.

Common EV Charger Problems We Repair

Electric vehicle chargers are sophisticated devices that rely on electrical systems, communications technology, software, and safety protection devices. When something goes wrong, professional fault finding is essential.

EV Charger Not Charging

We regularly diagnose issues where:

• The charger powers on but won’t charge the vehicle
• Charging starts then stops unexpectedly
• The charger remains in standby mode
• The vehicle doesn’t recognise the charger
• Charging speeds are significantly reduced

Charger Has No Power

Possible causes include:

• Tripped circuit breakers
• RCD faults
• Surge damage
• Wiring defects
• Supply issues

Our qualified electricians can quickly identify the root cause and carry out repairs safely.

Fault Codes & Warning Lights

We diagnose fault codes and system errors from leading manufacturers including:

• Hypervolt
• Zappi
• Ohme
• Tesla Wall Connector
• Evec
• Easee
• Andersen
• Pod Point
• Rolec
• EO Charging
• Project EV

Wi-Fi & App Connectivity Problems

Modern EV chargers rely heavily on internet connectivity and smart controls.

We can resolve:

• Wi-Fi connection failures
• App pairing issues
• Remote control problems
• Firmware update failures
• Communication faults

Load Balancing & Smart Charging Faults

Many EV chargers are integrated with:

• Solar PV systems
• Battery storage systems
• Smart meters
• CT clamps
• Off-peak tariffs

Our engineers can diagnose and repair faults affecting smart charging functionality.

EV Charger Fault Finding

Our structured fault-finding process ensures the problem is correctly identified before any repair work is undertaken.

We Test:

✅ Charger operation

✅ Incoming power supply

✅ Protective devices

✅ Earthing arrangements

✅ Communication systems

✅ Load balancing equipment

✅ Smart meter integration

✅ Solar PV connectivity

✅ Battery storage integration

✅ Vehicle-to-charger communication

By using specialist equipment and manufacturer diagnostics, we can accurately pinpoint faults and minimise repair costs.

EV Charger Repairs for Domestic Properties

If your home EV charger develops a fault, we can help restore charging functionality quickly and safely.

Our domestic EV repair service covers:

• Home chargers
• Smart chargers
• Solar compatible chargers
• Tethered chargers
• Untethered chargers
• Three-phase charging systems

We understand how important reliable vehicle charging is for daily commuting and family life.

Commercial EV Charger Repairs

Businesses increasingly rely on EV charging infrastructure for staff, visitors, fleet vehicles, and customers.

Our commercial EV charging repair services include:

• Workplace charging systems
• Public charging points
• Fleet charging infrastructure
• Hotel and hospitality chargers
• Commercial developments
• Car park charging networks

We aim to minimise downtime and keep charging facilities operational.

EV Charger Maintenance

Preventative maintenance can reduce the likelihood of unexpected failures and extend charger lifespan.

Our maintenance service includes:

• Electrical safety inspections
• RCD testing
• Firmware updates
• Charger performance checks
• Connection testing
• Visual inspections
• Load balancing verification
• Software diagnostics

Regular servicing helps maintain reliability and safety.

EV Charger Replacement & Upgrades

In some cases, repairs may not be economically viable, particularly with older charging systems.

We can provide:

• Complete charger replacement
• Smart charger upgrades
• Solar-compatible charger upgrades
• Load balancing enhancements
• Higher power charging systems
• Commercial charging upgrades

Our team can advise whether repair or replacement represents the best value solution.

Why Choose RB Grant Electrical Contractors?

EV Charging Specialists

We install, maintain, and repair EV chargers from leading manufacturers across Scotland.

Qualified Electrical Contractors

• NICEIC Approved Contractors
• OZEV Experienced Installers
• Fully Qualified Electricians
• Fully Insured

Renewable Energy Expertise

We understand the interaction between EV chargers, solar panels, battery storage systems, and smart energy management technologies.

Trusted Since 1974

RB Grant Electrical Contractors have built a reputation for high-quality workmanship, professional service, and reliable support across Scotland.

Frequently Asked Questions

Can an EV charger be repaired?

Many charger faults can be repaired, including electrical faults, communication issues, software problems, damaged components, and power supply issues.

Can you repair a charger you didn’t install?

Yes. We regularly diagnose and repair EV chargers installed by other contractors.

How do I know if my charger is faulty?

Common signs include failure to charge, warning lights, charging interruptions, app connectivity problems, reduced charging speeds, or complete loss of power.

Is it safe to keep using a faulty charger?

No. If your charger is displaying fault codes, overheating, tripping electrical protection devices, or behaving unexpectedly, it should be inspected by a qualified electrician.

Contact RB Grant Electrical Contractors

If your EV charger has stopped working or is experiencing charging issues, our experienced electricians are here to help.

We provide professional EV charger fault finding, repairs, maintenance, and replacement services throughout Fife, Edinburgh, Dundee, Perth, Aberdeen, Glasgow, and across Scotland.

Contact RB Grant Electrical Contractors today for a repair assessment and quotation.