Nissan Leaf Electric Motor ReplacementCompare Prices & Save

Typical UK rebuilt motor prices range from £2,800 to £5,200 depending on chassis generation, battery capacity and whether HV-certified fitting is included. Early ZE0 models sit at the lower end while e+ 62kWh units command premium pricing.

• EM57 80kW units average £2,800-£3,600 supply only
• EM59 110kW variants range £3,400-£4,500 supply only
• e+ 160kW motors reach £4,100-£5,200 supply only
• HV-certified fitting adds £600-£950 to base prices
• All specialist quotes include 12-month warranty

Your Leaf uses either EM57 or EM59 motor codes depending on generation and battery size. The 24kWh/30kWh ZE0 models use EM57 while 40kWh/62kWh ZE1 variants use EM59 with different firmware calibrations.

• ZE0 24kWh/30kWh uses EM57 or EM57-30
• ZE1 40kWh uses EM59-40 or EM59-110
• ZE1 62kWh e+ uses EM59-62 or EM59-e+
• MCU software must match battery capacity exactly
• Registration lookup guarantees correct code match

HV-certified replacement typically completes within 6-8 working hours including coolant drain, unit swap, inverter calibration and safety certification. Sourcing delays may extend timelines if specialist stock is limited.

• Physical swap requires 4-6 hours specialist labour
• HV isolation and coolant refill adds 1-2 hours
• Software calibration and road test requires 1 hour
• MOT compliance documentation provided immediately
• Nationwide fitting network minimises booking delays

Yes, every rebuilt or reconditioned motor supplied through the EngineMarket network includes a minimum 12-month unlimited mileage warranty covering mechanical and electrical component failures.

• 12-month unlimited mileage standard across all suppliers
• Covers bearing, inverter and reducer failures
• Excludes damage from incorrect HV handling
• Warranty documentation provided with every quote
• Specialist installation preserves warranty validity

Some HV-certified garages accept customer-sourced units, but warranty coverage is typically voided unless the motor passes independent diagnostic verification and software compatibility checks before installation.

• Garages may refuse unverified breaker units
• Pre-installation diagnostic testing strongly advised
• Software mismatch voids inverter calibration warranty
• HV safety certification remains mandatory
• Marketplace quotes simplify supply & fit guarantees

Rebuilt units target known failure points, reconditioned motors undergo complete teardown to OEM tolerances, and used units are sourced intact from scrapped vehicles with variable remaining lifespan.

• Rebuilt replaces bearings, pumps and reducer gears
• Reconditioned includes full machining and seal renewal
• Used offers lowest cost but carries higher risk
• All types require HV certification before fitting
• Warranty terms vary significantly by condition type

Replacing a failed motor with a like-for-spec rebuilt unit does not impact insurance premiums, but you must declare the replacement to your insurer to maintain policy validity and ensure HV safety compliance.

• Like-for-spec replacement requires declaration only
• Premiums rarely change for certified rebuilds
• Performance e+ upgrades may require underwriting review
• Documentation provided by fitting garage simplifies claims
• Always confirm with insurer before booking work

Persistent NVH whine, repeated inverter fault codes or thermal limp mode typically indicate internal motor degradation requiring replacement rather than component-level repair for long-term reliability.

• Bearing noise beyond 90k miles signals replacement need
• Inverter faults recur without motor calibration
• Thermal pump leaks mask winding insulation stress
• Diagnostic scan distinguishes ancillary vs core failure
• Specialist assessment prevents unnecessary spend

Upgrading from EM57 to EM59 or 110kW to 160kW requires complete ECU reprogramming, battery management system updates and specialist HV calibration, making it complex and potentially voiding existing warranties.

• Cross-generation upgrades require full software rewrite
• Battery capacity must match motor power rating
• Insurance declaration mandatory for performance changes
• Specialist calibration costs exceed standard fitting fees
• Like-for-spec replacement remains most cost-effective

You will need your V5C registration document, valid MOT certificate, and the fitting garage’s HV safety compliance paperwork to validate warranty coverage and ensure legal roadworthiness post-installation.

• V5C required for registration verification
• MOT ensures legal compliance post-replacement
• HV isolation test certificate proves safe installation
• Warranty documentation must be retained for claims
• Specialist network handles all compliance paperwork