Tesla Model S Battery Repairs
Tesla Model S won't charge
Electric Smart Car engine warning light on
The following fault code(s) may be present
BMS-W173 Brick 6 sense
BMS-W163 Brick SOC imbalance
BMS-W166 SW AH to be charged imbalanced
BMS-U025 Brick voltage limit
BMW-U018 Max charge limited
BMS-W090 SWGTW message latency
Do you need Tesla Model S battery repairs?
Don't ignore it. Book an initial inspection today and get expert help.
Parts Repaired or Replaced
- BMS boards
Affected Vehicles
Tesla Model S
- Tesla Model S - All years
Common Failure Symptoms
- Sudden drop in driving range even though charging appears normal
- Vehicle refuses to charge fully, or charging stops prematurely
- Dashboard shows generic “Service Required” or “Battery Fault” messages with no obvious external issue
- Fault codes pointing to cell sensor errors, internal isolation faults, voltage imbalance or pack overheating
Tesla Model S Diagnostic Report
In this case, a Tesla Model S arrived with a “Service Required” message and would not accept a full charge. Our diagnostics included full fault-code scanning, live data analysis, high-voltage pack inspection and module-level state-of-health testing. The investigation found multiple failing BMS boards, cell voltage imbalance and signs of internal pack degradation. Using our specialist repair workflow, we isolated failed modules and control boards.
Tesla Model S Repairs
The repair process for the tesla model s battery repairs service comprised:
- Removing the high-voltage battery pack from the vehicle in a safe, controlled environment
- Disassembling the pack to module/cell level and identifying all fault points (e.g., failed BMS boards, cell imbalance, cracked casings)
- Executing refurbishment: repairing or replacing faulty modules, upgrading preventative components (like sealing, breather valves, insulation tests) and re-assembling the pack
- Re-installing the battery pack, re-programming the vehicle’s BMS and performing full charge/discharge testing, cooling system verification and road-test
Resolution
Following the repair work, the Tesla Model S battery repairs were successful. The battery pack returned to expected performance levels, fault codes cleared, charging restored and driving range recovered. The vehicle was handed back to the customer in fully functional condition, with improved reliability and value.
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 LKQ Electriq 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 LKQ Electriq 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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