Nissan Leaf Battery Upgrade
Do you need a Nissan Leaf battery upgrade?
Don’t ignore it – book a diagnostic today and get expert help.
The following fault code(s) may be present
No specific fault codes were found.
Affected Vehicles
Nissan Leaf
- All models with the original 24kWh battery pack
Common Failure Symptoms
- Noticeable drop in driving range: for example, a vehicle that once got ~80 miles may now only reach ~35 miles
- Battery health (SOH) reading significantly reduced (e.g., ~70 %)
- Charging system appears normal but range remains far below expectations
- Frequent need to recharge, or inability to meet daily driving requirements due to low battery performance
Do you need a Nissan Leaf battery upgrade?
Don’t ignore it – book a diagnostic today and get expert help.
Nissan Leaf Diagnostic Report
Nissan Leaf Repairs
- Removal of the original high-voltage battery pack in the Nissan Leaf
- Installation of a larger-capacity battery pack (for example moving from the original 24 kWh pack to a 40 kWh unit) including necessary wiring and under-tray modifications to accommodate the upgrade
- Fitting of a conversion kit and control module to ensure the new battery module integrated correctly with the vehicle’s EV system
- Full charging system check, software update of the Vehicle Charge Module (VCM) to support correct range read-out, and a road test to validate performance and safety
Resolution
Need Help?
Are you an independent garage, dealership, warranty, fleet or insurance business?
Specialist Support for EV & Hybrid Repairs
We partner directly with independent garages, dealerships, warranty and fleet providers, and insurance companies across the UK to resolve complex EV and hybrid vehicle issues.
If your customer’s vehicle is displaying battery or electrical faults, we offer advanced diagnostics and expert repair solutions that go far beyond simple parts replacement.
Our battery and component repair service includes:
- Nationwide collection and delivery
- Rapid turnaround times
- Comprehensive technical support
Let us help you keep your customers on the road, while enhancing the value and reputation of your services.
Click below to find out how we can support you.
Is the vehicle owned by you or your business?
Have you been advised the battery or component needs replacing on your vehicle?
Before committing to a costly full replacement, talk to us. At LKQ Electriq, we specialise in inspecting, diagnosing and repairing complex battery and component faults (issues that many main dealers won’t touch).
Our expert repair service can restore your Range Rover’s hybrid battery at a fraction of the cost of replacement. We offer:
- Nationwide collection and delivery
- Transparent, honest assessments
- Specialist repairs backed by technical expertise
We’ve helped customers across the country save thousands. Book a diagnostic today and discover how we can help you get back on the road, without breaking the bank.
Click below to find out how we can support you.
Do Cedar Electric repairs have a warranty?
High Voltage System Repairs
Repairs involving high voltage systems typically include a 12-month, unlimited mileage warranty, offering you complete peace of mind.*
Lifetime Guarantee
All work carried out at Cedar Garage is backed by our lifetime workmanship guarantee.
*Terms and conditions apply. Please consult a Service Advisor to confirm the specific warranty details for your vehicle prior to booking.


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