Research · Subcompact Cars · 3 NHTSA variants

2011 BMW 1 SeriesRecalls, problems, MPG & safety

NHTSA lists 11 safety recalls and 123 owner complaints for the 2011 BMW 1 Series. Most complaints involve air bags (41) and engine (30). The EPA rates it 20–23 mpg combined.

Combined MPG
20–23mpg
EPA · 8 versions
NHTSA overall
—
Not rated by NCAP
Safety recalls
11campaigns
Latest Oct 2023
Owner complaints
123
Top: air bags
Fuel cost / yr
$3,350est.
EPA estimate, best version
01 —Recalls

Safety recalls

11 NHTSA campaigns · applies to some vehicles, check your VIN

Engine and engine cooling: engine

Remedy pending

BMW of North America, LLC (BMW) is recalling certain 2010-2012 1 Series Coupe, 1 Series Convertible, 3 Series Sedan, 3 Series Convertible, 2010-2011 3 Series Sportswagon, 3 Series Coupe, 5 Series Sedan, X3 xDrive 28i, X3 xDrive 30i, X5 xDrive30i, and Z4 sDrive30i vehicles. The aluminum bolts that secure the housing for the variable camshaft timing adjustment (VANOS) unit can loosen over time and possibly break.

Engine and engine coolingReported Oct 20, 2023NHTSA 23V707000

Engine and engine cooling: crankcase (pcv)

Remedy pending

BMW of North America, LLC (BMW) is recalling certain 2008-2013 1 Series Coupe (128i); 2007-2013 3 Series Coupe (328i, 328xi, 328i xDrive); 2007-2010 X3 SAV (X3 3.0si, X3 xDrive30i); 2008-2013 1 Series Convertible (128i); 2006-2011 3 Series Sedan (325i, 325xi, 328i, 328xi, 328i xDrive, 330i, 330xi); 2006-2012 3 Series Wagon (328i, 328i xDrive); 2007-2013 3 Series Convertible (328i); 2006-2010 5 Series Sedan (525i, 525xi, 528i, 528xi, 530i, 530xi); 2006-2007 5 Series Wagon (530xi); 2007-2010 X5 SAV (X5 3.0si, X5 xDrive30i); 2006-2008 Z4 Coupe (Z4 3.0si); and 2006-2011 Z4 Roadster (Z4 3.0i, Z4 3.0si, Z4 sDrive30i) vehicles. The heater for the positive crankcase ventilation (PCV) valve may short circuit.

Engine and engine coolingReported Mar 2, 2022NHTSA 22V119000

Air bags: inflator module

Free remedy

BMW of North America, LLC (BMW) is recalling certain 2008-2013 128i and 135i Convertibles, 128i, 135i, and M Coupes, 2007-2010 X3 30si and X3 xDrive30i, 2013-2015 X1 sDrive28i, X1 xDrive28i and X1 xDrive35i, 2007-2013 328i, 328i xDrive, 335i, 335is, 335i xDrive and M3 Coupes, 2006-2011 328i, 328xi, 328i xDrive, 325i, 325xi, 330i, 330xi, 335i, 335xi, 335i xDrive and M3, 2009-2011 335D, 2006-2012 325xi, 328i, 328xi and 328i xDrive, 2010-2011 X6 ActiveHybrid, 2007-2013 328i, 335i, 335is, M3 Coupes, X5 30si, X5 xDrive30i, X5 xDrive35i, X5 48i, X5 xDrive48i, X5 xDrive50i and X5 M, 2009-2013 X5 xDrive35d and 2008-2014 X6 xDrive35i, X6 xDrive50i and X6M vehicles equipped with non-desiccated driver frontal air bag inflators containing phase stabilized ammonium nitrate (PSAN) that were used as interim remedy parts for previous Takata recalls. These inflators may explode due to propellant degradation occurring after long-term exposure to high absolute humidity, high temperatures, and high temperature cycling.

Air bagsReported Jan 15, 2020NHTSA 20V017000
Data from NHTSA Recalls API · synced Nov 7, 2026 · All recall detailsNHTSA vehicle page
02 —Complaints

Owner complaints by component

123 complaints filed with NHTSA · Jul 2010 – Mar 2026
  1. Air bags41
  2. Engine30
  3. Electrical system24
  4. Engine and engine cooling14
  5. Power train9
  6. Fuel/propulsion system7
  7. Vehicle speed control6
  8. Exterior lighting4
  9. Fuel system, gasoline3

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.

By model year

Complaints for each 1 Series model year we’ve synced.

View as table
Model yearNHTSA complaints
2011123
201250
201351
Crashes reported
1
Fires reported
7
Injuries reported
1
Deaths reported
0
Data from NHTSA Complaints API · synced Nov 7, 2026 · Full problem breakdownNHTSA vehicle page
03 —Common problems

What owners report most

Verbatim excerpts from NHTSA complaints, by component

Air bags

41 reports
“The contact owns a 2011 BMW 128I. The contact stated while entering the vehicle she noticed that the passenger’s seat occupancy sensor light was illuminated however, there was no one occupying the seat. The contact stated that the warning light remained illuminated. The contact took the vehicle to the local dealer who inspected the vehicle and diagnosed the failure as a faulty memory SRS light and sensor. The contact was informed that to repair the failure the passenger’s seat needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure. The approximate failure mileage was 42,000.”
Owner complaint to NHTSAFiled Jun 25, 2021Air bagsODI 11422305

Engine

30 reports1 crash3 fires
“The contact owns a 2011 BMW 128I. The contact stated that on several occasions while driving at various speeds, the vehicle hesitated. The contact stated that on one occasion while driving at an undisclosed speed, the vehicle hesitated and then stalled. The vehicle was not able to restart. The vehicle was towed to the residence. The vehicle was then towed to a dealer, where it was diagnosed that the engine needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was approximately 120,000.”
Owner complaint to NHTSAFiled Mar 19, 2025EngineODI 11649325

Electrical system

24 reports3 fires
“The contact owns a 2011 BMW 135I. The contact stated that the A/C system and the blower motor were intermittently inoperable. The vehicle was taken to an independent mechanic, where the blower motor was replaced; however, the failure persisted. The vehicle was not repaired. The contact related the failure to NHTSA Campaign Number: 19V579000 (Electrical System). The manufacturer was notified of the failure and informed the contact that the VIN was not included in the recall. The failure mileage was approximately 66,800.”
Owner complaint to NHTSAFiled Mar 25, 2026Electrical systemODI 11727086
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 7, 2026
04 —Key specs

Engines, transmissions & drive

8 versions rated by the EPA
EPA class
Subcompact Cars
Engines
3.0L 6-cyl turbo · 3.0L 6-cyl
Transmissions
Manual 6-spd · Automatic (S6) · Automatic (S7)
Drive
Rear-Wheel Drive
Fuel
Premium Gasoline

Towing, payload and dimensions aren’t in the EPA or NHTSA data, so we don’t list them.

Data from EPA fueleconomy.gov · synced Nov 7, 2026EPA listing
05 —Fuel economy

EPA fuel economy by version

City / highway / combined, annual fuel cost and CO₂
EPA
VersionCityHwyComb.Fuel / yrCO₂ g/mi
135i
Man 6-spd, 6 cyl, 3.0 L, Turbo · Rear-Wheel Drive
202823$3,350386
128ci Convertible
Man 6-spd, 6 cyl, 3.0 L · Rear-Wheel Drive
192822$3,500404
128i
Auto (S6), 6 cyl, 3.0 L · Rear-Wheel Drive
182822$3,500404
128i
Man 6-spd, 6 cyl, 3.0 L · Rear-Wheel Drive
192822$3,500404
135i Convertible
Man 6-spd, 6 cyl, 3.0 L, Turbo · Rear-Wheel Drive
192822$3,500404
128ci Convertible
Auto (S6), 6 cyl, 3.0 L · Rear-Wheel Drive
182621$3,700423
135i
Auto (S7), 6 cyl, 3.0 L, Turbo · Rear-Wheel Drive
182520$3,850444
135i Convertible
Auto (S7), 6 cyl, 3.0 L, Turbo · Rear-Wheel Drive
182520$3,850444
  • 135i
    Man 6-spd, 6 cyl, 3.0 L, Turbo
    20 city · 28 hwy · $3,350/yr
    23
    mpg comb.
  • 128ci Convertible
    Man 6-spd, 6 cyl, 3.0 L
    19 city · 28 hwy · $3,500/yr
    22
    mpg comb.
  • 128i
    Auto (S6), 6 cyl, 3.0 L
    18 city · 28 hwy · $3,500/yr
    22
    mpg comb.
  • 128i
    Man 6-spd, 6 cyl, 3.0 L
    19 city · 28 hwy · $3,500/yr
    22
    mpg comb.
  • 135i Convertible
    Man 6-spd, 6 cyl, 3.0 L, Turbo
    19 city · 28 hwy · $3,500/yr
    22
    mpg comb.
  • 128ci Convertible
    Auto (S6), 6 cyl, 3.0 L
    18 city · 26 hwy · $3,700/yr
    21
    mpg comb.
  • 135i
    Auto (S7), 6 cyl, 3.0 L, Turbo
    18 city · 25 hwy · $3,850/yr
    20
    mpg comb.
  • 135i Convertible
    Auto (S7), 6 cyl, 3.0 L, Turbo
    18 city · 25 hwy · $3,850/yr
    20
    mpg comb.
Data from EPA fueleconomy.gov · synced Nov 7, 2026 · Fuel cost is EPA’s annual estimate (15,000 mi, 55% city)
06 —Safety

NHTSA 5-Star Safety Ratings

4 tested variants
NHTSA has not published 5-Star Safety Ratings for the 2011 BMW 1 Series as of Nov 7, 2026.
Data from NHTSA NCAP Safety Ratings API · synced Nov 7, 2026Vehicle 34Vehicle 33Vehicle 36
07 —Maintenance

Maintenance basics

General guidance, not the OEM schedule. Check your owner’s manual.
General guidance
ItemMilesTimeNote
Engine oil & filter5,000–10,000 mi6–12 monthsFollow the oil-life monitor if fitted
Tire rotation5,000–7,500 miEvery oil changeCheck pressure monthly
Engine air filter15,000–30,000 mi1–2 yearsSooner in dusty areas
Cabin air filter15,000–25,000 mi1–2 years
Brake fluid—2–3 yearsAbsorbs moisture over time
Coolant60,000–100,000 mi5–10 yearsLong-life coolants last longer
Spark plugs60,000–100,000 mi—Iridium/platinum plugs at the long end
12V battery—3–5 yearsHeat shortens battery life
  • Engine oil & filter5,000–10,000 mi
    6–12 months
  • Tire rotation5,000–7,500 mi
    Every oil change
  • Engine air filter15,000–30,000 mi
    1–2 years
  • Cabin air filter15,000–25,000 mi
    1–2 years
  • Brake fluid—
    2–3 years
  • Coolant60,000–100,000 mi
    5–10 years
  • Spark plugs60,000–100,000 mi
    —
  • 12V battery—
    3–5 years
Typical intervals for modern cars. Severe service (towing, short trips, extreme heat or cold) shortens them.
09 —FAQ

2011 1 Series questions

How many recalls does the 2011 BMW 1 Series have?

11 safety recalls as of Nov 7, 2026, according to NHTSA. Recall repairs are free at a dealer. Check your VIN to see whether your car is included and whether the repair was done.

What are the most common 2011 BMW 1 Series problems?

Owners filed 123 complaints with NHTSA. The most-cited components are air bags (41), engine (30), electrical system (24). Complaints are unverified owner reports and aren't adjusted for how many cars were sold.

What MPG does the 2011 BMW 1 Series get?

The EPA rates the 2011 BMW 1 Series at 20–23 mpg combined, depending on engine and drivetrain (8 versions rated).

Data from NHTSA & EPA · synced Nov 7, 2026