Polestar 4 common problems and reliability issues
Honest rundown of the most common Polestar 4 faults, what to watch for, and how to keep one running well.

The Polestar 4, a stylish electric SUV, has garnered attention for its performance and design. However, like any vehicle, it is not without its issues. Common problems reported by owners include battery management system faults, infotainment glitches, and suspension concerns. Understanding these issues can help potential buyers make informed decisions.
Battery Management System Issues
One of the most frequently reported problems with the Polestar 4 involves its battery management system. Owners have noted instances of inaccurate battery level readings and unexpected range drops. These issues can lead to anxiety about the vehicle’s actual charge status, especially on longer journeys.
The battery management system is crucial for optimising performance and ensuring safety. Faults in this system can sometimes trigger warning lights on the dashboard, prompting drivers to seek immediate assistance. Regular software updates are essential to address these glitches, as manufacturers often release patches to improve battery performance and accuracy.
Infotainment System Glitches
Another area where the Polestar 4 has faced criticism is its infotainment system. Users have reported problems such as unresponsive touchscreens, slow loading times, and occasional system crashes. These issues can detract from the overall driving experience, making it frustrating for those who rely heavily on in-car technology.
The infotainment system is integral to the modern driving experience, providing navigation, entertainment, and vehicle settings. When it malfunctions, it can lead to distractions and safety concerns. Polestar has acknowledged these issues and has been working on software updates to enhance system stability and performance.
Suspension and Handling Concerns
Some Polestar 4 owners have expressed concerns regarding the vehicle’s suspension and handling. Reports of a harsh ride quality, particularly on uneven surfaces, have surfaced. This can affect comfort levels during longer journeys, making the driving experience less enjoyable.
The suspension system plays a vital role in vehicle dynamics, influencing both comfort and handling. If the suspension components wear prematurely or fail, it can lead to increased tyre wear and reduced overall performance. Regular maintenance checks are recommended to ensure that the suspension remains in good condition and to address any potential issues before they escalate.
Electrical System Faults
Electrical issues are not uncommon in modern vehicles, and the Polestar 4 is no exception. Owners have reported problems such as malfunctioning lights, erratic climate control, and issues with charging ports. These faults can be particularly inconvenient, impacting the vehicle’s usability and comfort.
The electrical system is complex, comprising various components that work together to ensure functionality. Faults can sometimes be traced back to software glitches or wiring problems. Regular diagnostics and software updates can help mitigate these issues, ensuring that the vehicle operates smoothly.
Brake System Anomalies
Braking performance is critical for safety, and some Polestar 4 owners have experienced anomalies with the braking system. Reports include squeaking noises, reduced braking efficiency, and warning lights indicating potential issues. These problems can be alarming and require prompt attention to ensure safe driving conditions.
The braking system is composed of several components, including pads, discs, and electronic systems. If any part of this system fails or wears out, it can lead to compromised safety. Regular inspections and timely replacements of worn components are essential to maintain optimal braking performance.
Tyre Wear and Alignment Issues
Tyre wear and alignment problems have also been reported by some Polestar 4 drivers. Uneven tyre wear can lead to reduced traction and handling, while misalignment can cause the vehicle to pull to one side. These issues can significantly impact driving safety and fuel efficiency.
Proper tyre maintenance is crucial for any vehicle, and the Polestar 4 is no different. Regularly checking tyre pressure, tread depth, and alignment can help prevent premature wear and ensure that the vehicle handles as intended. Addressing alignment issues promptly can also save on long-term tyre replacement costs and improve overall driving comfort.
Frequently asked questions
What are the most common issues reported with the Polestar 4?
Common issues with the Polestar 4 include electrical faults, software glitches, and occasional battery performance concerns. Owners have also noted minor fit and finish problems.
How reliable is the Polestar 4 compared to other electric vehicles?
The Polestar 4 generally has a good reliability rating, but like any vehicle, it can experience issues. It's advisable to check owner reviews and reliability ratings for a full view.
Are there any known battery problems with the Polestar 4?
Some users have reported concerns regarding battery range and charging times. Regular software updates from Polestar aim to address these issues.
What should I do if my Polestar 4 has a software glitch?
If you experience a software glitch, try restarting the vehicle or checking for updates. If the problem persists, contact your local Polestar service centre for assistance.
Is there a warranty for the Polestar 4 that covers common problems?
Yes, the Polestar 4 comes with a warranty that typically covers manufacturing defects and certain common problems. Be sure to review the warranty details for specific coverage.
How can I find out if a used Polestar 4 has had any issues?
You can check the vehicle's history report, look for service records, and read owner reviews. A thorough inspection by a qualified mechanic is also recommended.
What are the signs of electrical problems in a Polestar 4?
Signs of electrical problems may include dashboard warning lights, malfunctioning infotainment systems, or issues with charging. If you notice any of these, it is best to seek professional help.
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Sources
DVSA MOT History, Honest John reliability index, Parkers owner reviews, WhatCar reliability survey, UK Government MOT failure data.