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#BS-2018-BMW340-6F392018 Bmw 340i
Based on reports from 3 owners and 1 recall for this exact model.
Preliminary Verdict
Proceed with Caution
Based on 3 complaints, 0 crashes, 1 fires, and 1 recalls.
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Mechanic Inspection Checklist
2 owners reported engine issues — failures commonly reported around 20K miles.
30,000-Mile Cost Projection
Best Case
Most Likely
Worst Case
Top cost driver: Engine (2 reports).
Also in your report
Owner Intelligence
AI-synthesized themes from real complaints
Buyer Lot Checklist
Questions, test drive checks, walk-away triggers
Negotiation Talking Points
Data-backed dollar deductions
Buy / Skip Verdict
Final recommendation with conditions
Where the complaints fall
2018 Bmw 340i: Known Issues & Problem Areas
Engine Issues
Engine complaints account for 67% of all reports filed for the 2018 Bmw 340i, with 2 owners filing complaints with NHTSA. The median mileage at time of complaint is 20,000 miles, suggesting issues tend to surface around the 20K-mile mark.
Fuel System Issues
Fuel System complaints account for 33% of all reports filed for the 2018 Bmw 340i, with 1 owners filing complaints with NHTSA. Owners should pay attention to fuel system-related symptoms during test drives and pre-purchase inspections.
Data sourced from NHTSA owner complaints and community reports. The full report analyzes severity, repair costs, and failure patterns for each category.
Don't negotiate blind — know what this car costs to own
Repair costs • Negotiation scripts • Mechanic checklist • Buy/skip verdict
Recall History (1 recall)
ENGINE AND ENGINE COOLING:ENGINE
BMW of North America, LLC (BMW) is recalling certain 2018 BMW 540d xDrive vehicles. The crankshaft sensor may be equipped with incorrect firmware, preventing the sensor from properly processing input from the crankshaft reluctor ring, possibly resulting in a vehicle stall. On September 12, 2018, BMW expanded the recall to a total of 5,309 vehicles including certain 2018-2019 BMW 540d xDrive, 230i M240i, M240i xDrive, X2 sDrive28i, X2 xDrive28i, X1 sDrive28i, X1 xDrive28i, 330i, 330i xDrive, 340i, 340i xDrive, 330i xDrive Gran Turismo, 530i, 530i xDrive, 540i, 540i xDrive, 530e, 530e xDrive, 640i xDrive Gran Turismo, 330e, 2019 430i Gran Coupe, 430i xDrive Gran Coupe, 440i Gran Coupe, 440i xDrive Gran Coupe, 430i, 430i xDrive, 440i, 440i xDrive, 740i, 740i xDrive, MINI Cooper, Cooper S, JCW, MINI Countryman (Cooper, Cooper All4, Cooper S, Cooper S All4, JCW All4), and MINI Clubman (Cooper, Cooper S, Cooper All4, Cooper S All4, JCW All4) vehicles.
Recall severity analysis & seller scripts
The full report rates each recall's severity and gives you scripts for asking the seller about recall completion.
2018 Bmw 340i vs. Class Average (Compact Cars)
This vehicle
3
Class avg
39
Below the class average — fewer complaints than typical compact cars vehicles. A good sign.
Complaint counts correlate with sales volume — popular vehicles naturally generate more reports. The full report normalizes for this.
About this data
NHTSA Complaints
Federal database of owner-filed safety complaints. 3 records for this vehicle.
NHTSA Recalls
Manufacturer-issued safety recalls. 1 recall found for this vehicle.
Repair Cost Data
Real-world repair costs from owner reports and independent databases.
2018 Bmw 340i: Frequently Asked Questions
What is the most common problem with the 2018 Bmw 340i?
Is the 2018 Bmw 340i reliable?
How much does it cost to fix 2018 Bmw 340i problems?
Does the 2018 Bmw 340i have any recalls?
What mileage do Bmw 340i problems start?
What’s in the full report?
How is this different from free NHTSA data?
How is this different from Carfax?
What if the report isn’t useful?
Get the Full 2018 Bmw 340i Report
10 sections of AI analysis based on 3 owner reports. Know before you buy.