Vehicle safety record

2020 BMW Z4 Problems, complaints & recalls

No owner complaints about the 2020 BMW Z4 have been filed with NHTSA. It is covered by 6 recalls, the latest in September 2025 for the relay.

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NHTSA data checked yesterday

24/100Safety Index

FFar more problems than a typical Z4 year, for its age

Complaints: 0
Recalls: 6
Crashes: 0
Fires: 0
Injuries: 0
Deaths: 0

2020 BMW Z4 recalls 6

Recall repairs are free. Your dealer fixes them whether or not you bought the car there - check your VIN at nhtsa.gov/recalls to see if yours is done. What to do

Electrical system: relay

25V636000Sep 23, 2025199,674 vehicles affected

Park outside

The problem: BMW of North America, LLC (BMW) is recalling certain 2019-2021 BMW 330i, 2019-2022 BMW Z4, 2020-2022 BMW 530i, X3, X4, Toyota Supra, 2021-2022 BMW 430i, 430i Convertible, and 2022 BMW 230i vehicles. The engine starter relay may corrode, causing the relay to overheat and short circuit.
The risk: A short circuit in the starter relay may increase the risk of a fire.
The fix: Owners are advised to park their vehicles outside and away from structures until the remedy is complete. Dealers will replace the engine starter, free of charge. Owner notification letters were mailed February 6, 2026. Owners may contact BMW customer service at 1-800-525-7417. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov November 14, 2025.

Engine

21V598000Aug 2, 202150,024 vehicles affected

The problem: BMW of North America, LLC (BMW) is recalling certain 2020 M340i, M340i xDrive, 540i, 540i xDrive, X3 M40i, 2020-2021 X4 M40i, 745Le xDrive, 2019-2021 Z4 M40i, and 2020-2021 Toyota Supra vehicles. During engine start, the engine management software may cause loss of braking assist. Full mechanical braking (without assist) remains available.
The risk: Loss of braking assist can increase the risk of a crash.
The fix: Dealers will update the engine management software, free of charge. Owner notification letters were mailed on September 17, 2021. Owners may contact BMW customer service at 1-800-525-7417.

Fuel system: tank assembly

20V700000Nov 12, 202049 vehicles affected

The problem: BMW of North America, LLC (BMW) is recalling certain 2020-2021 Z4 and 2020-2021 Toyota Supra vehicles. The weld between the fuel tank halves may have been insufficiently welded, causing the weld to fail.
The risk: The failed weld may allow fuel to leak, increasing the risk of a fire in the presence of an ignition source.
The fix: BMW will notify owners, and dealers will replace the fuel tank, free of charge. The recall began December 18, 2020. Owners may contact BMW customer service at 1-800-525-7417 or Toyota customer service at 1-888-270-9371.

Exterior lighting: headlights

20V516000Aug 27, 20204,265 vehicles affected

The problem: BMW of North America, LLC (BMW) is recalling certain 2019-2020 Z4 sDrive30i, Z4 M40i and 2020 Toyota Supra vehicles. The headlamps are able to be adjusted horizontally. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices and Associated Equipment."
The risk: Should the headlamps be adjusted horizontally, there could be increased glare and reduced visibility for oncoming drivers, or reduced visibility for the vehicle operator, thereby increasing the risk of a crash.
The fix: BMW will notify owners, and dealers will inspect the headlamp vertical and horizontal adjustment plugs, correcting them as necessary, free of charge. The recall began December 23, 2020. BMW owners may contact BMW customer service at 1-800-525-7417 or Toyota owners may contact Toyota customer service at 1-888-270-9371.

Exterior lighting: headlights

19V850000Nov 27, 2019245 vehicles affected

The problem: BMW of North America, LLC (BMW) is recalling certain 2020 Z4 M40i, Z4 sDrive30i, 330i and 330i xDrive vehicles as well as 2020 Toyota Supra vehicles. The headlight control units may fail causing a loss of one or both of the headlights.
The risk: Headlight failure can reduce the driver's visibility, increasing the risk of a crash.
The fix: BMW will notify owners, and dealers will replace the headlight control units, free of charge. The recall is expected to begin January 17, 2020. Owners may contact BMW customer service at 1-800-525-7417 or Toyota customer service at 1-888-270-9371.

Back over prevention: camera

19V684000Sep 28, 2019257,473 vehicles affected

The problem: BMW of North America, LLC (BMW) is recalling certain 2018 540d, 2018-2020 530i, 530i xDrive, 540i, 540i xDrive, M550i xDrive, M5, 530e, 530e xDrive, X3 sDrive, X3 xDrive, X3 M40i, X3 M, and 2019-2020 X4 xDrive, X4 M40i, X4 M, X7 xDrive, X7 M50i, 740Li, 740Li xDrive, 750Li, 750Li xDrive, 8 Series Convertible and Coupe 840i, 840i xDrive, M850i xDrive, X5 sDrive, X5 xDrive, X5 M50i, X6 xDrive, X6 M50i, 330i, 330i xDrive, M340i, M340i xDrive, Z4 sDrive, Z4 M40i, 740Le xDrive and 745Le xDrive, 2018-2019 640i xDrive Gran Turismo and Rolls-Royce Phantom, 2019 M850i xDrive Gran Coupe and Rolls-Royce Cullinan and 2020 Toyota Supra vehicles. The back-up camera and display settings can be adjusted such that the rear view image is no longer visible and the system will retain that setting the next time the vehicle is placed in reverse. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 111, "Rearview Mirrors."
The risk: The lack of an image in the back-up camera display increases the risk of a crash.
The fix: BMW will notify owners, and dealers will update the back-up camera software, free of charge. The recall began November 8, 2019. Owners may contact BMW customer service at 1-800-525-7417 or Rolls-Royce at 1-877-877-3735. Toyota owners may contact Toyota customer service at 1-888-270-9371.

What owners say

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No complaints about the 2020 BMW Z4 yet

No owner has filed a complaint about this vehicle with NHTSA. If yours has a problem, share it here and report it to NHTSA.

BMW Z4: every year compared

'03 '04 '06 '07 '08 '09 '10 '11 '12 '13 '14 '15 '16 '19 0'20 '21 '22 '23

Year	Recalls	Top problem	Grade
2023	2	-	C
2022	3	-	D
2021	5	-	D
2020	6	-	F
2019	6	-	D
2016	2	-	B

All Z4 years

2020 BMW Z4 vs rivals

Vehicle	Complaints	Recalls	Crashes	Grade
2020 BMW Z4	0	6	0	F
2020 BMW 3 Series	53	0	4	D	Compare
2020 BMW 5 Series	16	0	3	F	Compare
2020 BMW 2 Series	4	0	0	C	Compare
2020 BMW 2 Series Gran	4	0	0	-	Compare
2020 BMW 4 Series	3	0	1	B	Compare
2020 BMW 4 Series Gran	3	0	1	-	Compare
2020 BMW 530E	3	3	0	C	Compare

More sales usually means more complaints, so compare similar vehicles of the same year. The grade compares each vehicle with its own model's other years.

Questions about the 2020 BMW Z4

Does the 2020 BMW Z4 have any recalls?

Yes - NHTSA lists 6 recalls for the 2020 BMW Z4: relay (September 2025); engine (August 2021); tank assembly (November 2020); headlights (August 2020) and more. Recall repairs are free at any authorized dealer. Enter your VIN at nhtsa.gov/recalls to see whether yours has been fixed.

How many complaints has the 2020 BMW Z4 had?

None have been filed with NHTSA so far.

Is the 2020 BMW Z4 a reliable vehicle?

Its Safety Index is 24 out of 100 (grade F: far more problems than a typical BMW Z4 year, for its age). The index weighs complaints, crashes, fires, injuries, deaths and recalls against how long the vehicle has been on the road, compared with the same model's other years. It is not a measure of every repair - read the complaints and owner experiences, and have any used vehicle inspected before you buy.

What should I do if my 2020 BMW Z4 has a problem?

If it is a safety problem, stop driving it if it is unsafe and contact your dealer. Report it to NHTSA at nhtsa.gov/report-a-safety-problem - enough reports start investigations and recalls - and share your experience here so other owners know what to look for.

Source: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked yesterday. Complaints are owners' own reports and are not verified. How we use the data