2020 BMW i3s

The 2020 BMW i3s is a quirky and unique electric hatchback known for its distinctive styling, lightweight carbon fiber reinforced plastic (CFRP) construction, and surprisingly agile handling. It’s powered by a rear-mounted electric motor that produces 181 horsepower and 199 lb-ft of torque, offering a brisk acceleration experience. Many owners appreciate the i3s’s futuristic design, nimble handling, and eco-friendly nature. However, some criticisms include its limited range compared to newer EVs, polarizing exterior design, and the unconventional interior materials.

Electric Motor

Electric Motor (181 hp)

• Reduced Performance/Failure of Electric Motor
  • Description/Symptoms: Some owners have reported instances of reduced performance, error messages related to the electric motor, or even complete motor failure. This can manifest as a sudden loss of power, inability to accelerate, or the car failing to start.
  • Solution: Replacement of the electric motor is the most common solution.
  • Estimated Cost to Fix: $8,000 - $15,000+
• Coolant Pump Failure
  • Description/Symptoms: The coolant pump responsible for cooling the electric motor can fail, leading to overheating and potential damage to the motor. Symptoms include warning lights, reduced performance, and, in severe cases, complete motor shutdown.
  • Solution: Replacement of the coolant pump.
  • Estimated Cost to Fix: $500 - $1,200

Battery

• Reduced Battery Capacity/Range
  • Description/Symptoms: Over time, the battery’s capacity can degrade, resulting in a shorter driving range. This is a common characteristic of all EV batteries.
  • Solution: Software updates can sometimes improve range estimates. In severe cases, battery replacement may be necessary.
  • Estimated Cost to Fix: $8,000 - $20,000+

Suspension

• Premature Bushing Wear
  • Description/Symptoms: Some owners have reported premature wear of suspension bushings, particularly in the rear suspension. This can result in clunking noises, imprecise handling, and uneven tire wear.
  • Solution: Replacement of worn bushings.
  • Estimated Cost to Fix: $300 - $800+

Electrical

• 12V Battery Drain
  • Description/Symptoms: The 12V auxiliary battery, used to power the car’s electronics, can experience premature drain issues. This can lead to the car failing to start, even if the main battery has plenty of charge.
  • Solution: Replacement of the 12V battery. Ensuring proper charging system function and addressing any parasitic drain issues.
  • Estimated Cost to Fix: $200 - $500+
• Charging Port Issues
  • Description/Symptoms: Some owners have reported issues with the charging port, including difficulty connecting the charger, charging errors, or the port failing to recognize the charger.
  • Solution: Inspection and cleaning of the charging port. Replacement of the charging port if necessary.
  • Estimated Cost to Fix: $200 - $800+
• Software Glitches/iDrive Issues
  • Description/Symptoms: The i3s, like many modern cars, relies heavily on software. Some owners have experienced software glitches, including infotainment system freezes, connectivity issues, and errors with driver-assistance features.
  • Solution: Software updates from BMW can often resolve these issues.
  • Estimated Cost to Fix: Varies (often covered by warranty or software updates)

Exterior

• No Issues Found

Interior

• Rattles and Squeaks
  • Description/Symptoms: Some owners have reported rattles and squeaks developing in the interior, particularly from the dashboard, door panels, and rear hatch area. The i3’s unique construction can sometimes amplify these noises.
  • Solution: Locating and addressing the source of the rattles or squeaks. This may involve tightening fasteners, adding padding, or replacing worn trim pieces.
  • Estimated Cost to Fix: $50 - $500+ (depending on complexity)
• Seatbelt Retractor Issues
  • Description/Symptoms: Some owners have experienced issues with the seatbelt retractors, where they become slow to retract or fail to retract completely.
  • Solution: Replacement of the seatbelt retractor mechanism.
  • Estimated Cost to Fix: $300 - $800+

Recalls

• 21V-747 Description: High Voltage Battery Could Cause a Fire
• 21V-597 Description: High Voltage Battery Could Cause a Fire

Summary

The 2020 BMW i3s, while a distinctive and enjoyable EV, has its share of common issues. Electric motor failures, battery capacity degradation, and electrical glitches appear to be the most significant concerns, potentially leading to high repair costs. Suspension bushing wear and interior rattles are also relatively common but typically less expensive to address. Buyers should be aware of these potential issues and thoroughly inspect any used i3s before purchase. Checking for recall completion is also crucial.