BMW 320i

Owner complaints to NHTSA for model years 2012–2015, the systems they concern and the trouble codes owners quote. Engines are from fueleconomy.gov.

Owner complaints99
Model year with most complaints2014
Crashes · fires · injuries reported6 · 2 · 4

Complaints by model year

YearComplaintsEngines
20123
20139
4 cyl, 2.0 L, Turbo
201453
4 cyl, 2.0 L, Turbo
201534
4 cyl, 2.0 L, Turbo

Most reported systems

SystemReports
Engine25
Fuel/propulsion system18
Unknown or other18
Electrical system15
Exterior lighting13
Power train12
Air bags9
Structure8
Service brakes6
Steering5

Generic codes owners quote

CodeMeaningComplaints
P0302Cylinder 2 Misfire Detected1
P0300Random/Multiple Cylinder Misfire Detected1
P0301Cylinder 1 Misfire Detected1
P0420Catalyst System Efficiency Below Threshold Bank 11
P0087Fuel Rail/System Pressure - Too Low1

A complaint can list several systems. Counts are for the US market; more complaints can simply mean more cars sold.