2014 BMW i3

The 2014 BMW i3 was a groundbreaking electric vehicle, offering a unique blend of efficiency, style, and city-friendly maneuverability. It came with a 22 kWh battery paired with an electric motor producing 170 horsepower and 184 lb-ft of torque. An optional range extender (REx) model included a 647cc two-cylinder gasoline engine acting solely as a generator to extend the driving range. Many owners praise the i3 for its quick acceleration, eco-friendliness, and distinctive design. Common dislikes include limited range, particularly in colder weather, and a somewhat firm ride.

Electric Motor

Electric Motor - 170 hp

• Reduced Battery Range/Capacity
  • Description/Symptoms: Over time, the battery capacity of the 2014 i3 can degrade, leading to a noticeable reduction in driving range compared to its original specification. Symptoms include the car displaying a lower estimated range when fully charged and needing to be charged more frequently.
  • Solution: Battery capacity degradation is a normal process. Options include accepting the reduced range, replacing individual battery modules if possible, or replacing the entire battery pack.
  • Estimated Cost to Fix: Varies widely. Replacement of the entire battery pack can be very expensive, potentially exceeding $10,000.
  • Recalls: None Found
• Motor Mount Failure
  • Description/Symptoms: Worn or damaged motor mounts can cause excessive vibration, knocking noises, or a feeling of looseness during acceleration and deceleration.
  • Solution: Replace the motor mounts.
  • Estimated Cost to Fix: $300 - $600
  • Recalls: None Found

Range Extender (REx) Engine

Range Extender - 647cc Two-Cylinder Gasoline Engine

• Fuel Pump Failure
  • Description/Symptoms: The auxiliary fuel pump for the REx engine has been known to fail. Symptoms include the range extender not starting or running erratically, with associated warning lights.
  • Solution: Replace the fuel pump.
  • Estimated Cost to Fix: $400 - $800
  • Recalls: None Found
• Range Extender Inactive
  • Description/Symptoms: Owners have reported the range extender becoming inactive due to improper use, lack of maintenance, or software glitches.
  • Solution: Inspect all of the components related to the range extender. Replace the failed components and software updates may also resolve the issue.
  • Estimated Cost to Fix: $100 - $1,000
  • Recalls: None Found

Electrical

• 12V Battery Issues
  • Description/Symptoms: The 12V auxiliary battery can fail prematurely, leading to starting problems, electrical malfunctions, and error messages on the dashboard.
  • Solution: Replace the 12V battery with a compatible replacement.
  • Estimated Cost to Fix: $150 - $300
  • Recalls: None Found
• Charging Port Problems
  • Description/Symptoms: Issues with the charging port can prevent the car from charging properly, or at all. This could involve the port itself, the charging cable connector, or related wiring.
  • Solution: Diagnose the charging port and replace any damaged components.
  • Estimated Cost to Fix: $200 - $800
  • Recalls: None Found

Suspension

• Front Strut Mount Noise
  • Description/Symptoms: Owners have reported creaking or popping noises coming from the front suspension, especially when turning at low speeds or going over bumps. This is often attributed to the front strut mounts.
  • Solution: Replace the front strut mounts.
  • Estimated Cost to Fix: $300 - $600
  • Recalls: None Found

Exterior

• Rear Hatch Handle Failure
  • Description/Symptoms: The rear hatch handle can become difficult to use or completely fail, preventing the hatch from opening.
  • Solution: Replace the rear hatch handle mechanism.
  • Estimated Cost to Fix: $200 - $400
  • Recalls: None Found

Interior

• iDrive System Glitches
  • Description/Symptoms: The iDrive infotainment system can experience glitches, freezes, or slow response times.
  • Solution: Software updates can resolve some issues. In other cases, replacing the iDrive module may be necessary.
  • Estimated Cost to Fix: $100 - $1,000+ (depending on the issue and repair)
  • Recalls: None Found
• Seatbelt Retractor Issues
  • Description/Symptoms: The seatbelt retractor mechanism can become slow or fail to retract the seatbelt completely.
  • Solution: Replace the seatbelt retractor assembly.
  • Estimated Cost to Fix: $300 - $500
  • Recalls: None Found

Summary

The 2014 BMW i3, while innovative and enjoyable for its electric driving experience, does have some common issues. The most significant concerns revolve around battery degradation, which impacts range, and potential issues with the REx engine for those models equipped with it. Electrical glitches and suspension noises are also reported by some owners. The cost to repair these issues can vary significantly, from relatively inexpensive fixes like replacing a 12V battery to more substantial expenses such as battery pack replacement. Overall, buyers should be aware of these potential problems and factor them into their purchasing decision and budget.