CSR

BMW · NHTSA safety record

2011 BMW Z4

Every safety complaint, recall and defect investigation the US government holds on this vehicle.

46

Complaints

1

Crashes

0

Fires

0

Injuries

0

Deaths

Owners of the 2011 BMW Z4 have filed 46 safety complaints with NHTSA between June 2012 and April 2026. The most complained-about system is the steering, named in 13 of them (28%). The typical failure was reported at 36,000 miles, the median across the 29 complaints that gave an odometer reading.

NHTSA has issued 6 recalls covering this vehicle.

Recalls (6)

ENGINE AND ENGINE COOLING:ENGINE

23V707000 · October 20, 2023

The defect
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.
The risk
Loose or broken VANOS unit bolts can result in an engine stall, increasing the risk of a crash.
The remedy
Dealers will replace the four VANOS bolts, free of charge. Interim letters notifying owners of the safety risk are expected to be mailed December 18, 2023. Owner notification letters were mailed June 19, 2024. Owners may contact BMW customer service at 1-800-525-7417.

BMW of North America, LLC · up to 157,796 vehicles across all model years covered

ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)

22V119000 · March 2, 2022

The defect
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.
The risk
An electrical short can cause the PCV valve heater to overheat, increasing the risk of a fire while driving or, soon after driving when parked.
The remedy
This recall supersedes and expands previous NHTSA recalls 17V-683 and 19V-273. Dealers will install an electrical wiring harness with fuse protection for the PCV Valve heater in potentially affected vehicles, free of charge. This recall supersedes and expands previous NHTSA recalls 17V-683 and 19V-273. Vehicles previously repaired under the prior recalls will need to come back for the new recall remedy. The remedy is currently being developed. Interim owner notification letters informing owners of the safety risk were mailed on April 1, 2022. Owner notification letters were mailed on July 22, 2022. Owners may contact BMW customer service at 1-800-525-7417.

BMW of North America, LLC · up to 917,106 vehicles across all model years covered

ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)

17V683000 · October 30, 2017

The defect
BMW of North America, LLC (BMW) is recalling certain 2008-2011 128i and 2007-2011 328i, 328xi, 328i xDrive, 525i, 525xi, 528i, 528xi, 530i, 530xi, X3 3.0si, X3 xDrive30i, X5 xDrive30i, Z4 3.0i, Z4 3.0si and Z4 sDrive30i vehicles. The heater for the positive crankcase ventilation (PCV) valve may short circuit.
The risk
An electrical short can cause the parts within the PCV valve to melt, increasing the risk of a fire, even when the vehicle is not in use.
The remedy
BMW will notify owners, and dealers will replace the PCV valve heater, free of charge. Interim letters were mailed on November 27, 2017. Owners will receive a second notification by the end of October 2018. Owners may contact BMW customer service at 1-800-525-7417.

BMW of North America, LLC · up to 740,561 vehicles across all model years covered

POWER TRAIN:DRIVELINE:CONSTANT VELOCITY JOINT

17V067000 · February 2, 2017

The defect
BMW of North America, LLC (BMW) is recalling certain 2011-2012 135i Coupe, 1 Series M Coupe and 135i Convertible vehicles, 2011 Z4 sDrive 35i, 335i, 335d, 335i Coupe, 335is Coupe, 335i Convertible, 335is Convertible, 535i, 535i xDrive, 535i Gran Turismo and 550i xDrive Gran Turismo vehicles and 2012 740i and 740Li vehicles. The rear driveshaft constant velocity (CV) joint on the affected vehicles may fatigue and break.
The risk
If the CV joint breaks, the vehicle may have a loss of propulsion, increasing the risk of a crash.
The remedy
BMW will notify owners, and dealers will inspect the rear driveshaft CV joint and, based on its production date, will replace it, free of charge. The recall began April 21, 2017. Owners may contact BMW customer service at 1-800-525-7417.

BMW of North America, LLC · up to 8,752 vehicles across all model years covered

ENGINE AND ENGINE COOLING:ENGINE

14V176000 · April 10, 2014

The defect
BMW of North America, LLC (BMW) is recalling certain model year 2010-2011 128i Coupe, 128i Convertible, 328i Sedan, 328i xDrive Sedan, 328i Coupe, 328i Convertible, 328i Sports Wagon and Z4 sDrive 30i, 2011-2012 135i Coupe, 135i Convertible, 335i Sedan, X5 xDrive 35i, and X6 xDrive 35i, 2011 335i xDrive Sedan, 335i Coupe, 335i Convertible, 528i Sedan, 535i Sedan, 535i xDrive Sedan, X3 xDrive 28i, and X3 xDrive 35i, 2010 X3 xDrive 30i, and X5 xDrive 30i, 2012 640i Coupe, and 640i Convertible and 2010-2012 535i Gran Turismo vehicles. In the affected vehicles, the bolts that secure the housing for the variable camshaft timing adjustment (VANOS) unit can loosen over time and may possibly break.
The risk
If the bolts loosen or break the engine may have reduced power or stall. An engine stall increases the risk of a crash.
The remedy
BMW will notify owners, and dealers will replace the four VANOS housing bolts for both VANOS units (intake and exhaust), free of charge. In addition, owners of approximately 170,172 model year 2010-2012 BMW vehicles equipped with inline 6 cylinder engines not covered by this recall, will receive an extended warranty to address this condition. The recall began on September 24, 2014. Owners may contact BMW at 1-800-525-7417.

BMW of North America, LLC · up to 156,137 vehicles across all model years covered

ELECTRICAL SYSTEM

13V044000 · February 7, 2013

The defect
BMW is recalling certain model year 2008-2012 1-Series coupes and convertibles manufactured December 2007 through September 2011; and 2007-2011 3-Series coupes and convertibles manufactured March 2007 through October 2011; 2007-2011 3-Series sedans manufactured March 2007 through October 2011; 2007-2011 3-Series sports wagons manufactured March 2007 through June 2011; and 2009-2011 Z4 vehicles manufactured March 2009 through June 2011. In February 2013, BMW recalled 504,545 vehicles. In July 2013, BMW informed the agency that it was adding 1-Series, 3-Series, and Z4 vehicles, representing an additional 12,094 vehicles. The total number of vehicles being recalled is now 516,791. The connector for the positive battery cable connector and the corresponding terminal on the fuse box may degrade over time. Over time, the high current flow and heat from electrical resistance may lead to a breakage of the connection, and a loss of electrical power to the vehicle.
The risk
If there is a loss of electrical power to the vehicle, the vehicle may unexpectedly stall, increasing the risk of a crash.
The remedy
BMW will notify owners, and dealers will replace the positive battery cable connector and secure it with an improved method, free of charge. The recall began on March 13, 2013. Owners may call BMW at 1-800-525-7417 or email BMW at CustomerRelations@bmwusa.com.

BMW of North America, LLC · up to 516,791 vehicles across all model years covered

What owners report

Complaints naming each system. One complaint can name several, so these add up to more than 46.

STEERING 13 28%
ENGINE 10 22%
ENGINE AND ENGINE COOLING 7 15%
WHEELS 7 15%
SERVICE BRAKES 5 11%
ELECTRICAL SYSTEM 3 7%
FUEL/PROPULSION SYSTEM 2 4%
POWER TRAIN 2 4%
SUSPENSION 2 4%
TIRES 2 4%
UNKNOWN OR OTHER 2 4%
ELECTRONIC STABILITY CONTROL (ESC) 1 2%

When the complaints arrived

By the year NHTSA received them, which is not the year the failures happened. They peaked in 2024 at 7.

2012 2024 2026
2012 to 2026, the last of them a part year

In owners' own words

Quoted from NHTSA's complaint file. These are unverified accounts by the people who filed them, not findings of fault.

SERVICE BRAKES

crash · 33,000 miles

TL* THE CONTACT OWNS A 2011 BMW Z4. THE CONTACT STATED THAT WHILE DRIVING 30 MPH, THE VEHICLE BEGAN TO SHAKE VIOLENTLY. THE CONTACT APPLIED THE BRAKES BUT THE VEHICLE DID NOT DECELERATE. THE CONTACT MANEUVERED THE VEHICLE TO CRASH INTO A CURB IN ORDER TO GET IT TO STOP. THE CONTACT WAS NOT INJURED. THE VEHICLE WAS TOWED TO A DEALER FOR DIAGNOSIS BUT THE CONTACT WAS NOT INFORMED OF WHAT CAUSED THE SHAKING OR BRAKING FAILURE. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE VEHICLE WAS REPAIRED. THE FAILURE AND CURRENT MILEAGE WAS 33,000.

NHTSA complaint 10546719. Filed by an owner and not verified by NHTSA or by us.

ELECTRICAL SYSTEM
ON 3 APRIL 2026 I WAS DRIVING MY 2011 BMW Z4 SDRIVE 30I E89 N52K (MANUAL TRANSMISSION) THAT HAS 31,000 MILES ON IT, SUDDENLY A STEERING ASSISTANCE MALFUNCTION TROUBLE LIGHT APPEARED AND I LOST ALL ELECTRONIC POWER STEERING. THIS SUDDEN LOSS OF STEERING CONTROL ALMOST CAUSED AN ACCIDENT!! THEN SHORTLY THEREAFTER THE ELECTRONIC POWER STEERING CONTROL RETURNED. ON APRIL 4 I LOST THE STEERING CONTROL AGAIN AND TOOK IT TO A BMW REPAIR SHOP. THEY CONFIRMED THAT THE PROBLEM WAS WITH THE EPS (ELECTRIC POWER STEERING CONTROL). UPON INVESTIGATION, A SPECIFIC RECALL EXISTS FOR 2012 BMW Z4 REGARDING THE ELECTRIC POWER STEERING (EPS) SYSTEM. (NHTSA RECALL CAMPAIGN #12V302000: ELECTRIC POWER STEERING

NHTSA complaint 11729687, quoted in part. Filed by an owner and not verified by NHTSA or by us.

STEERING
Electrical power steering system failed, warning light came on. Vehicle suddenly became very difficult to impossible to steer. Failed to negotiate a turn and nearly hit a tree. I have an appointment set with an independent service dealer near me, but I’m afraid to drive it there, so I may have it towed. The warning light came on just moments before the initial failure.

NHTSA complaint 11658036. Filed by an owner and not verified by NHTSA or by us.

STEERING
Steering assist failed almost resulting in head on collision. Failure is serious and likely to cause fatalities

NHTSA complaint 11650357. Filed by an owner and not verified by NHTSA or by us.

STEERING
Power steering is intermittent where assist goes from working to not working changing the effort required to turn the wheel. When power assist goes off it is difficult to steer the car.

NHTSA complaint 11621433. Filed by an owner and not verified by NHTSA or by us.

ENGINE
October, 9, 2024 BMW USA Customer Relations, Recall Services Ms. Ikevia, Thank you following up. My 2021 claim regarding the 2011 BMW Z4 Vanos Bolts recall has been pending since April, 2021. My Z4 almost destroyed itself, after having been left off your recall list. December, 2023 BMW USA provided me written notice my VIN had been added to the recall list so I will be reimbursed for the costly repair. I hope you will help your colleagues who are stonewalling to appreciate my patience as well as my willingness to fight for reimbursement for as long as it takes You do have all my information in your Vanos Bolts Recall file, including detailed photos from my Syncro Car Care professionals who

NHTSA complaint 11618865, quoted in part. Filed by an owner and not verified by NHTSA or by us.

STEERING
Electric power assist intermittently fails without warning making steering impossible. Similar to 2012 z4 recall

NHTSA complaint 11607157. Filed by an owner and not verified by NHTSA or by us.

Compare

Other years of the BMW Z4

Model year Complaints Recalls Deaths
2010 10 5

Other 2011 BMW models

Every BMW on this site — 249 vehicles, 484 recall campaigns and 2 open investigation s.

If this is your car and a dealer keeps failing to fix it, your state's lemon law may require the manufacturer to replace it or buy it back. What each state asks for , read from the statutes.

Where these numbers come from

A complaint is one owner's account and has not been verified by NHTSA or by us. A vehicle with more complaints is not necessarily worse: models that sold in larger numbers collect more of them. How this is counted.

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