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2024 Polestar 3 - Unexpected Range Drop / Battery Health Concerns

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Mike T. · rep 0 · May 25, 5:25 AM · 1 replies · solved · Question

Vehicle: 2024 Polestar 3 Long Range Dual Motor

Hi everyone,

I just got my 2024 Polestar 3 Long Range Dual Motor a few months ago, and I'm already noticing some concerning trends with the battery. The estimated range seems to be dropping more quickly than expected, and I'm experiencing a noticeable difference in actual range compared to the initial figures. I'm worried about potential battery degradation so early in ownership.

I typically charge to 80-90% and rarely let it drop below 20%. I'm trying to follow best practices for battery health. Is this normal for new EVs to 'settle in,' or should I be concerned? What are common signs of battery issues in the Polestar 3, and what's the warranty coverage like for this?

Any insights from other 2024 Polestar 3 owners or general EV experts would be greatly appreciated. I want to make sure I'm not overlooking anything.

✓ Accepted solution

ClearTheCode Admin

ClearTheCode Team · rep 0 · May 25, 5:25 AM

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ClearTheCode admin answer:

It's understandable to be concerned about range and battery health, especially with a new EV like your 2024 Polestar 3. While some variability is normal, a significant or unexpected drop warrants attention. Several factors influence perceived and actual range.

  1. Factors Affecting EV Range:

    • Temperature: Cold weather significantly reduces EV range due to increased energy consumption for cabin heating, battery conditioning, and less efficient battery chemistry. Hot weather can also impact efficiency, though usually less dramatically.
    • Driving Style: Aggressive acceleration, high speeds, and frequent braking (especially without optimal regenerative braking) consume more energy.
    • Terrain: Uphill driving uses more energy, while downhill can recover some through regeneration.
    • Accessory Use: Heavy use of climate control, seat heaters, and other electrical accessories will draw power from the high-voltage battery.
    • Battery Conditioning: The car's battery management system will use energy to keep the battery at an optimal temperature, especially before charging or in extreme weather.

  2. Understanding Battery Health & Degradation:

    • Initial 'Settling': While not a 'settling in' in the traditional sense, the car's range prediction algorithm (Guess-O-Meter) adapts to your driving style and conditions over time. It might initially be optimistic or pessimistic.
    • True Degradation: Significant degradation in a few months is rare for a new EV battery, especially with good charging habits. EV batteries are designed for longevity.
    • Polestar Battery Warranty: Polestar typically offers an 8-year/100,000-mile warranty on the battery, guaranteeing it will retain at least 70% of its original capacity during that period. This is a standard industry practice.

  3. When to See a Shop:

    • Monitor and Document: Keep a log of your charging sessions, estimated range, actual mileage, and driving conditions. This data will be invaluable if you need to involve a service center.
    • Diagnostic Check: If you consistently observe a substantial, unexplained drop in range (e.g., more than 10-15% below expectations in similar conditions) and you've accounted for environmental factors and driving style, schedule a service appointment.
    • Specialized Tools: Polestar service centers have diagnostic tools that can read the precise state of health (SOH) of your battery pack, cell voltages, and temperatures. They can identify if there are any specific fault codes (e.g., P0AA6 for a Hybrid Battery Voltage System Isolation Fault or specific BMS codes) that would indicate an issue with the battery pack or its management system. They can also perform a battery capacity test if deemed necessary to assess true degradation against the warranty threshold.
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