2020 BMW M340i Report
Known issues, recalls, running costs, and what to check before you buy.
Overall Score
Key Takeaways
- Performance sedan with strong acceleration from its 3.0L turbo-six engine.
- Significant safety recall history, including critical steering and braking system issues, necessitates thorough inspection.
- Zero NHTSA complaints filed, which could indicate underreporting or effective recall remedies.
- Combined fuel economy of 25 MPG is respectable for its performance class.
2020 BMW M340i
Critical Failure Risk
Recalls indicate a risk of steering tie rod fracture, which could lead to a loss of steering control. This is a critical safety concern that requires immediate attention if identified.
Early detection can help you avoid a $500-$1,000 repair.
Safety & Bulletins
Owner Complaints
No primary complaint themes found.
Performance & Efficiency
Reliability
Practicality
The score is dragged down by its weaker day-to-day practicality signals.
Who This Car Is For
Best for
Drivers seeking a high-performance luxury sedan with engaging dynamics.
+2 more buyer-fit notes in the full report
Avoid if
Buyers prioritizing minimal ownership risk and predictable maintenance costs.
+2 more buyer-fit warnings in the full report
2020 BMW M340i Reliability Analysis
Explore comprehensive reliability data including official safety recalls, consumer complaints, and common mechanical failures for the 2020 BMW M340i.
Vehicle Specs
- Fuel Type
- Premium
- Seating Capacity
- 5
- Transmission
- Automatic
- Drivetrain
- RWD/Rear-Wheel Drive
- Body Style
- Sedan
- EPA Combined MPG
- 25
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Most Common Issues
1. Steering Tie Rod Fracture Risk
Most reportedUsage data observed
2. Loss of Braking Assist
Usage data observed
First Service Interval
- Oil Change (5W-30 Synthetic) (Parts: 5W-30 Synthetic Oil, Oil Filter) - Tire Rotation and Inspection - Brake System Inspection
Est. shop cost: $150 - $250
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FAQ
Is the 2020 BMW M340i reliable?
The CarFocal Reliability Score for the 2020 BMW M340i is 7.6/10. Reliability score is 7.6/10. NHTSA recalls: 16. Owner complaints: 0.
How practical is the 2020 BMW M340i for daily use?
Practicality score is 4.5/10. The score is dragged down by its weaker day-to-day practicality signals. EPA combined economy is 25 MPG. Seating capacity is 5.
What is the overall score for the 2020 BMW M340i?
The CarFocal Overall Score for the 2020 BMW M340i is 6.7/10. Overall score is 6.7/10 (Good). Confidence 55%. Maintenance 8.4/10. Practicality 4.5/10.
What does it cost to own and maintain a 2020 BMW M340i?
Based on Carfocal's data, First listed service: - Oil Change (5W-30 Synthetic) (Parts: 5W-30 Synthetic Oil, Oil Filter) - Tire Rotation and Inspection - Brake System Inspection at 10,000 miles. Estimated first-year maintenance: $400 - $600. Repair prediction highlight: Steering Tie Rod (typical at 60,000 miles, estimated cost Min: $500 • Max: $1000).
What engine is in the 2020 BMW M340i?
Engine specs list 6 • 3.0.
What transmission does the 2020 BMW M340i use?
According to CarFocal's specs for the 2020 BMW M340i, transmission is Automatic. The paired drivetrain is RWD/Rear-Wheel Drive.
Does the 2020 M340i require Premium gas?
Manufacturer fuel recommendation: Premium.
What is the combined EPA MPG for the 2020 BMW M340i?
EPA combined estimate is 25 MPG.
What driver assistance and safety features are available on the 2020 BMW M340i?
7 standard and 5 optional driver assistance features. Key features include Anti-lock Braking System, Electronic Stability Control, Traction Control.
How many people fit in a 2020 BMW M340i?
According to CarFocal's specs for the 2020 BMW M340i, seating capacity is 5.
What body style is the 2020 BMW M340i?
According to CarFocal's specs for the 2020 BMW M340i, body style is sedan.
What drivetrain does the 2020 BMW M340i use?
According to CarFocal's specs for the 2020 BMW M340i, drivetrain is RWD/Rear-Wheel Drive. Transmission is Automatic.
Are there open safety recalls on the 2020 BMW M340i?
This model year has 16 official safety campaigns listed.
Should buyers consider alternatives to the 2020 BMW M340i?
Alternatives listed in this guide: 2020 Audi S4 and 2020 Alfa Romeo Giulia (952).