Most common 2012 BMW Z4 problems
Share of the 5 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
BMW Z4 complaints by model year
Best Z4 years: 2012, 2015, 2021. Years to avoid: 2011, 2003, 2004, 2005, 2006. Compare all years →
2012 BMW Z4 recalls (4)
Electrical system › Wiring › Connectors/plugs/receptacles
BMW of North America, LLC. (BMW) is recalling certain 2012-2015 X1 sDrive28i, X1 xDrive28i, 2012-2016 Z4 sDrive28i, 528i, 528i xDrive, 328i, 328xi, 2016-2018 X5 xdrive 40e, 2014-2016 228i, 228xi, 428i, 428i xDrive, 328xi Gran Turismo, 2013-2017 X3 sDrive28i, X3 xDrive28i, 2015-2018 X4 xDrive28i, 2015-2016 428xi vehicles.
Remedy: Dealers will inspect and replace the water pump and plug connector as necessary, and install a protective shield, free of charge. Owner notification letters were mailed on March 28, 2025.
Service brakes, hydraulic › Power assist › Vacuum › Hoses, lines/piping, and fittings
BMW of North America LLC (BMW) is recalling certain model year 2014 BMW 328i xDrive Sports Wagon, 2012-2014 BMW 320i Sedan, 328i Sedan, 320i xDrive Sedan, 328i xDrive Sedan, 2012-2013 BMW 528i Sedan, 528i xDrive Sedan, 2013-2014 BMW X1 sDrive28i, X1 xDrive28i Sports Activity Vehicle, 2013-2014 BMW X3 xDrive28i Sports Activity…
Remedy: BMW will notify owners, and dealers will install a locking ring in the camshaft to retain the camshaft seal disk in the proper location, free of charge. The recall began on December 2, 2014.
Service brakes, hydraulic › Power assist › Vacuum › Hoses, lines/piping, and fittings
BMW of North America LLC (BMW) is recalling certain model year 2012-2014 320i, 328i, 320i xDrive, and 328i xDrive sedans; model year 2014 328i xDrive Sports Wagons; model year 2012-2013 528i and 528i xDrive sedans, model year 2013-2014 X1 sDrive28i and X1 xDrive28i vehicles and model year 2012-2014 Z4 sDrive28i roadsters.
Remedy: BMW will notify owners, and dealers will modify the vehicles to prevent insufficient vacuum pump lubrication, free of charge. The safety recall began on January 31, 2014.
Steering › Electric power assist system
BMW is recalling certain model year 2011 1-series active e and model year 2012 z4 vehicles. Variations in electrical current May occur within the electric power steering assistance system, leading to sudden loss of power steering assistance.
Remedy: BMW will notify owners, and dealers will replace the steering assistance module, free of charge. The safety recall began during July 2012. Owners May contact BMW customer relations at 1-800-525-7417.
NHTSA defect investigations
Federal safety investigators have looked into a possible defect involving the 2012 BMW Z4:
Loss of power assist braking
In a letter dated September 26, 2013, BMW Group submitted a safety recall notice to NHTSA identifying a defect condition in the vacuum pump oil supply that may result in loss of power assist braking in 76,191 model year (MY) 2012 through 2014 BMW 3-Series, 5-Series, X1 SAV, X3 SAV, and Z4 vehicles equipped with 4-cylinder engines (NHTSA Recall 13V-454).According to BMW, movement of the seal disk within the camshaft…
What 2012 BMW Z4 owners say
Engine & cooling
The contact's wife owns a 2012 BMW Z4. The contact stated while driving approximately 70-75 MPH, the vehicle overheated and started decelerating independently. The contact depressed the accelerator pedal but the vehicle failed to respond. The warning message "Engine Overheat; Pull Over and Turn Off Vehicle" was illuminated. The contact veered to the side of the road and turned off the vehicle. The contact stated that upon restarting the vehicle, the vehicle was still overheating. The vehicle was towed to the dealer where it was diagnosed that the electrical coolant water pump, cooling thermostat, cooling hose, and the vent hose needed to be replaced. The vehicle was repaired. The contact referenced NHTSA Campaign Number: 22V119000 (Engine and Engine Cooling). The manufacturer was not notified of the failure. The failure mileage was approximately 111,164.
The contact owns a 2012 BMW Z4. The contact received notification of NHTSA Campaign Number: 24V608000 (ENGINE AND ENGINE COOLING, ELECTRICAL SYSTEM); however, the part to do the recall repair was not yet available. The local dealer was not contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the issue. The contact had not experienced a failure. VIN tool confirms parts not available.
2012 BMW Z4 engines & fuel economy
| Engine | Transmission | Drive | MPG city / hwy / combined |
|---|---|---|---|
| 2.0L 4-cyl turbo | 6-speed manual | RWD | 23 / 34 / 27 |
| 2.0L 4-cyl turbo | 8-speed automatic | RWD | 22 / 32 / 26 |
| 3.0L 6-cyl turbo | 6-speed manual | RWD | 19 / 26 / 21 |
| 3.0L 6-cyl turbo | 7-speed automatic | RWD | 17 / 23 / 19 |
EPA ratings. Class: Sports car.
Frequently asked questions
Is the 2012 BMW Z4 a good car?
Based on 5 owner complaints filed with NHTSA, the 2012 Z4 rates better than average: 84% fewer complaints than a typical year of the Z4 at the same age. It is one of the best Z4 years by this measure. Complaint counts don't account for sales volume or individual maintenance, so have any used car inspected before buying.
What is the most common problem with the 2012 BMW Z4?
The engine & cooling — 4 complaints, 80% of all complaints for this model year. Next are the electrical system (2) and steering (1).
How many recalls does the 2012 BMW Z4 have?
There are 4 recalls for the 2012 BMW Z4, the most recent from August 13, 2024 (connectors/plugs/receptacles). Recall repairs are free at any authorized dealer — check whether yours has been done with the VIN recall check.
What are the best and worst years of the BMW Z4?
The best years by complaints, compared at the same age, are 2012, 2015 and 2021. Years to avoid or approach with caution: 2011, 2003, 2004, 2005 and 2006. See the full BMW Z4 years comparison.
At what mileage do 2012 BMW Z4 problems happen?
The median mileage reported in complaints is about 66,000 miles; 33% of problems with a recorded mileage started before 50,000 miles.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.