Reliability AnalysisBased on known issue patterns, repair cost data, and ownership trends · How we score

2021 Nissan Leaf Reliability ReportCommon Problems, Repair Costs & Expert Verdict

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78/ 100

AutoScore

MODERATE RISK

Grade: C+

A reliable EV for local use, but the battery's long-term health demands careful scrutiny.

Full system breakdown + what I would do

Quick Facts · 2021 Nissan Leaf

  • Has 4 NHTSA recalls on record — the most notable involves the equipment:other:owners/service/other manual.
  • Scores 10 points below the strongest nearby year — the 2022 Nissan Leaf earns a 88.
  • The system most likely to surface first: high voltage battery (major severity).
Quick Answers

The 2021 Nissan Leaf at a glance

Is the 2021 Nissan Leaf reliable?
Autojunket rates the 2021 Nissan Leaf 78/100 (grade C+), categorized as moderate risk. A reliable EV for local use, but the battery's long-term health demands careful scrutiny.
Should I buy a used 2021 Nissan Leaf?
Autojunket recommends reading the full reliability report before buying a 2021 Nissan Leaf. The 2021 Nissan Leaf is a highly reliable electric vehicle from a powertrain perspective, offering a smooth and economical driving experience. However, the passively cooled battery is a significant Achilles' heel, making a thorough pre-purchase battery health assessment absolutely critical. For the right driver, it'…
Which Nissan Leaf years are the most reliable?
Best model years to buy: 2020-2024 (specifically 'Plus' models with 62 kWh battery). Years to avoid: 2011-2017 (first generation, smaller batteries, more severe degradation issues).
What are the most common problems with the 2021 Nissan Leaf?
The top failure points on the 2021 Nissan Leaf are High Voltage Battery (typically around 40,000-80,000 miles), 12V Auxiliary Battery (typically around 30,000-60,000 miles), HVAC System (Heat Pump) (typically around 50,000-90,000 miles). Autojunket's full report includes repair-cost ranges and inspection checklists for each.
At what mileage do problems start on the 2021 Nissan Leaf?
The first major mileage danger zone for the 2021 Nissan Leaf is around 30,000. Low Risk Zone — At this mileage, the Leaf is typically still under its original bumper-to-bumper warranty. Focus on routine checks like tire rotation, cabin air filter, and ensuring the 12V battery is in good health.

Every answer is generated from real repair, recall, and ownership data — full breakdown in the report.

Read the full free report

Should You Buy the 2021 Nissan Leaf?

The 2021 Nissan Leaf is a practical, low-cost entry into EV ownership, offering excellent daily reliability for local commutes. However, potential owners must meticulously assess the high-voltage battery's State of Health, as its passively cooled design presents a significant long-term degradation risk, particularly in warm climates or with frequent DC fast charging. Proceed with caution and a thorough inspection to ensure a confident purchase.

The 2021 Nissan Leaf is a highly reliable electric vehicle from a powertrain perspective, offering a smooth and economical driving experience. However, the passively cooled battery is a significant Achilles' heel, making a thorough pre-purchase battery health assessment absolutely critical. For the right driver, it'…

Best Model Years

2020-2024 (specifically 'Plus' models with 62 kWh battery)

Years to Avoid

2011-2017 (first generation, smaller batteries, more severe degradation issues)

Biggest Strengths

  • Extremely reliable electric drivetrain (motor, single-speed transmission)
  • Lower routine maintenance costs compared to ICE vehicles
  • Excellent brake component longevity due to regenerative braking

Top Risk Areas

The systems that tend to fail first on the 2021 Nissan Leaf, with the typical mileage window when each becomes a concern. Detailed repair-cost ranges and exact what-to-check inspection notes are in the full report.

1
High Voltage Batterymajor~40,000-80,000 mi

The primary concern is the high-voltage battery's degradation, especially in models from warmer climates or those subjected to frequent DC fast charging. Nissan's passive (air-cooled) thermal management system is less effective at mainta…

2
12V Auxiliary Batterymoderate~30,000-60,000 mi

Like many EVs, the 12V auxiliary battery, responsible for powering accessories and boot-up sequences, can fail without warning. When it dies, the vehicle becomes inoperable, often presenting as a 'bricked' car despite the high-voltage ba…

3
HVAC System (Heat Pump)moderate~50,000-90,000 mi

Some owners have reported issues with the heat pump system, which is crucial for efficient cabin heating and cooling, directly impacting range. Malfunctions can lead to reduced climate control performance, especially heating, or a comple…

Full repair-cost ranges, fix-before-you-buy notes, and inspection checklists are in the report.

2021 Nissan Leaf Mileage Danger Zones

The mileage windows when the 2021 Nissan Leaf most commonly needs attention. Plan ahead, budget accordingly, and inspect before you cross each threshold.

30,000

Low Risk Zone

At this mileage, the Leaf is typically still under its original bumper-to-bumper warranty. Focus on routine checks like tire rotation, cabin air filter, and ensuring the 12V battery is in good health.

60,000

Maintenance Zone

The original 12V auxiliary battery might be nearing the end of its life. This is also the mileage to start closely monitoring the high-voltage battery's State of Health, especially if the vehicle has been exposed to hot climates or frequ…

90,000

Elevated Risk Zone

Battery degradation will likely be more apparent. Closely assess remaining range and capacity. HVAC system issues (especially heat pump) might start to surface. Suspension components, like control arm bushings or wheel bearings, could sh…

120,000+

High Risk Zone

At this mileage, the high-voltage battery's remaining capacity could significantly limit practicality, potentially requiring replacement which is extremely costly. More general electrical gremlins or persistent sensor issues could arise.…

2021 Nissan Leaf Ownership Cost Outlook

What it typically costs to keep the 2021 Nissan Leaf on the road. Full 5-year cost-of-ownership projection and major-failure-risk forecast are in the report.

Annual Maintenance

$200-400 (excluding tire replacement)

Moderate Repairs

$400-800 occasionally (e.g., 12V battery, minor electrical, suspension components)

How Long Does the 2021 Nissan Leaf Last?

For any Leaf, especially the 2021 model, focus on the high-voltage battery's State of Health (SOH) rather than just odometer mileage. A 60,000-mile Leaf in a cool climate with mostly L2 charging might be healthier than a 30,000-mile Leaf from Arizona that was regularly DC fast charged.

What 2021 Nissan Leaf Owners Actually Say

What Owners Love

  • Incredibly quiet and smooth driving experience, enhancing daily commutes.
  • Instant torque provides surprisingly quick acceleration from a standstill.
  • Significantly lower 'fuel' costs compared to gasoline vehicles, especially with home charging.
  • Minimal maintenance required, with no oil changes or complex engine service.

Common Frustrations

  • Range anxiety remains a real concern, especially with the 40 kWh battery and colder weather.
  • The CHAdeMO DC fast charging standard is rapidly becoming obsolete, limiting public charging options.
  • Noticeable battery capacity loss over time, impacting resale value and usability.
  • Infotainment system can be clunky, slow, or suffer from occasional connectivity issues.

Who Should Buy the 2021 Nissan Leaf?

Best For

  • City or suburban commuters with predictable daily routes
  • Households looking for a second car for local errands
  • Budget-conscious EV buyers who prioritize low initial cost

Not Ideal For

  • Drivers needing frequent long-distance travel or road trips
  • Anyone without convenient home charging access

How the 2021 Nissan Leaf Compares to Rivals

The 2021 Leaf, especially the Plus models, offers a compelling package for its price, but its battery thermal management places it behind more modern EVs, leading to higher degradation risk than its competitors.

More Reliable Than

  • Older first-generation Nissan Leaf models (pre-2018)
  • Many internal combustion engine compacts (in terms of powertrain reliability and maintenance)
  • Fiat 500e (in terms of battery capacity and range)

Comparable To

  • Early generation Chevrolet Bolt EV (in terms of general reliability, but Bolt has liquid-cooled battery)
  • Hyundai Ioniq Electric (similar range, less sophisticated battery cooling)

NHTSA Recalls

4 recalls on record from NHTSA. Check your VIN atnhtsa.gov to see if the repair was performed.

EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

Nissan North America, Inc. (Nissan) is recalling certain 2018-2023 LEAF vehicles. The Owner's Manual instructions for defroster operation are incorrect, and may result in reduced defroster performance under specific conditions. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 103, "Windshield Defrosting and Defogging Systems."

VEHICLE SPEED CONTROL

Nissan North America, Inc. (Nissan) is recalling certain 2018-2023 LEAF vehicles. The vehicle may accelerate unintentionally if the driving mode is changed ("D" to "B"; e-Pedal "On"; or "ECO" mode) after disengaging the cruise control.

What breaks on the 2021 Nissan Leaf?

Full reliability breakdown — engine, transmission, rust, electrical. With repair costs and mileage danger zones.

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Nissan Leaf by Year

Compare AutoScores across nearby years of the Nissan Leaf. Click any year for its full report.

If You're Considering This, Also Look At

Similar class, similar year range — ranked by AutoScore.

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