2023 BMW M340i Report
Known issues, recalls, running costs, and what to check before you buy.
Overall Score
Key Takeaways
- The 2023 BMW M340i has a good reliability rating, supported by limited data and no reported owner complaints.
- A single recall for the electrical system's body control module software requires verification of completion.
- Expect strong fuel economy for its class, with a combined EPA rating of 26 MPG.
- The all-wheel-drive system provides confident traction in various conditions.
2023 BMW M340i
Critical Failure Risk
A recall (23V118000) addressed an issue where incorrect ECU programming during service could lead to the failure of the automatic door locking (ADL) function. This is a software-related concern.
Early detection can help you avoid a $150-$300 repair.
Safety & Bulletins
Owner Complaints
No primary complaint themes found.
Performance & Efficiency
Reliability
Practicality
Who This Car Is For
Best for
Drivers seeking a blend of performance, luxury, and practicality.
+3 more buyer-fit notes in the full report
Avoid if
Budget-conscious buyers concerned about potential luxury car maintenance costs.
+2 more buyer-fit warnings in the full report
2023 BMW M340i Reliability Analysis
Explore comprehensive reliability data including official safety recalls, consumer complaints, and common mechanical failures for the 2023 BMW M340i.
Vehicle Specs
- Fuel Type
- Premium
- Transmission
- Automatic (S8)
- Drivetrain
- All-Wheel Drive
- Body Style
- Sedan
- EPA Combined MPG
- 26
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Most Common Issues
1. Body Control Module Software Glitch
Most reportedUsage data observed
First Service Interval
- Oil Change (0W-20 Synthetic) (Parts: 0W-20 Synthetic Engine Oil, Oil Filter) - Tire Rotation - Brake Inspection
Est. shop cost: $150 - $250
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FAQ
Is the 2023 BMW M340i reliable?
The CarFocal Reliability Score for the 2023 BMW M340i is 8.6/10. Reliability score is 8.6/10. NHTSA recalls: 1. Owner complaints: 0.
How practical is the 2023 BMW M340i for daily use?
Practicality score is 5.0/10. EPA combined economy is 26 MPG.
What is the overall score for the 2023 BMW M340i?
The CarFocal Overall Score for the 2023 BMW M340i is 6.9/10. Overall score is 6.9/10 (Good). Confidence 55%. Maintenance 7.8/10. Practicality 5.0/10.
What does it cost to own and maintain a 2023 BMW M340i?
Based on Carfocal's data, First listed service: - Oil Change (0W-20 Synthetic) (Parts: 0W-20 Synthetic Engine Oil, Oil Filter) - Tire Rotation - Brake Inspection at 10,000 miles. Estimated first-year maintenance: $800 - $1,500. Repair prediction highlight: Body Control Module Software (typical at 5,000 miles, estimated cost Min: $150 • Max: $300).
What engine is in the 2023 BMW M340i?
Engine specs list 6 • 3.0.
What transmission does the 2023 BMW M340i use?
According to CarFocal's specs for the 2023 BMW M340i, transmission is Automatic (S8). The paired drivetrain is All-Wheel Drive.
Does the 2023 M340i require Premium gas?
Manufacturer fuel recommendation: Premium.
What is the combined EPA MPG for the 2023 BMW M340i?
EPA combined estimate is 26 MPG.
What driver assistance and safety features are available on the 2023 BMW M340i?
10 standard and 4 optional driver assistance features. Key features include Anti-lock Braking System, Electronic Stability Control, Traction Control.
What body style is the 2023 BMW M340i?
According to CarFocal's specs for the 2023 BMW M340i, body style is sedan.
What drivetrain does the 2023 BMW M340i use?
According to CarFocal's specs for the 2023 BMW M340i, drivetrain is All-Wheel Drive. Transmission is Automatic (S8).
Are there open safety recalls on the 2023 BMW M340i?
This model year has 1 official safety campaigns listed.