2001 BMW Z3 Roadster Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 2001 BMW Z3 Roadster, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Airbags220.0%
- Transmission220.0%
- Driver assistance110.0%
- Electrical110.0%
- Engine110.0%
- Powertrain (other)110.0%
- Suspension110.0%
- Brakes110.0%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Airbags
Reports naming the air-bag system — deployment behaviour, inflators, sensors and warning lights.
From owner reports, verbatim
I OWN A 2001 BMW Z3 3.0I ROADSTER THAT SPONTANEOUSLY DEPLOYED ITS DRIVER'S SIDE DOOR AIRBAG WHEN I SHUT OFF THE IGNITION IN THE DRIVEWAY, RESULTING IN A LARGE BRUISE AND BURN ON MY LEFT ARM. THE AIRBAG WARNING LIGHT HAD COME ON A FEW DAYS EARLIER, BUT THE OWNER'S MANUAL DID NOT INDICATE ANY HAZARD OF SPONTANEOUS DEPLOYMENT, AND I HAD NOT YET GOTTEN THE CAR IN TO THE DEALER FOR DIAGNOSIS. THE CAR HAS NOT BEEN MODIFIED IN ANY WAY AND IS OTHERWISE IN EXCELLENT CONDITION. THE CAR REMAINS IN MY DRIVEWAY AND HAS NOT BEEN DRIVEN, EXAMINED, DIAGNOSED, OR REPAIRED SINCE THE MALFUNCTION. I HAVE CALLED BMW CUSTOMER RELATIONS REGARDING THE MATTER. THEY SEEMED RATHER UNCONCERNED. I TOLD THEM IT IS NOT MY INTENTION TO SUE, AND LIKEWISE I WILL NOT LET THEM COVER UP THIS PROBLEM. RATHER, I WANT THEIR ENGINEERS TO TEST-BENCH MY CAR TO PINPOINT THE SOURCE OF THE MALFUNCTION AND TO ISSUE A RECALL IF APPROPRIATE. I FURTHER EXPECT THEM TO FIX THE PROBLEM, REPLACING ALL SUSPECT PARTS, AT NO COST TO ME. THEY SAID THEY WILL PASS ALONG MY CONCERNS TO THEIR CORPORATE OFFICE IN NEW JERSEY AND THAT I WILL RECEIVE A CALL BY NEXT TUESDAY. I'M NOT IMPRESSED WITH THEIR LEVEL OF CONCERN. *TR
VEHICLE DROVE OVER A LARGE CHUNK OF CONCRETE WHILE DRIVING ABOUT 25 MPH WHEN THE SIDE AIR BAG ON PASSENGER'S SIDE DEPLOYED. *AK
Too few reports in this category for a page of its own — they appear in the full complaint list.
Transmission
Reports naming the automatic or manual transmission, including shifting behaviour, shudder, slipping and transmission control modules.
From owner reports, verbatim
ON JUNE 3,2005, I HAD NEW BRAKES & TIRES PUT ON MY 2001 Z-3 BMW ROADSTER BY HENDRICKS BMW OF HICKORY,NC. ON JULY 8,2005 WHILE DECENDING MOUNTAIN RD IN CHEROKEE,NC, MY CLUTCH LOCKED-UP AND I WAS UNABLE TO DRIVE THE CAR. I HAD THE CAR TOWED TO HENDRICK'S WHERE THEY CLAIM I NEEDED A NEW CLUTCH FOR $875.00. THERE IS ONLY 35,000 MILES ON MY CAR AND I FEEL THE BMW CENTER DIDN'T CHECK THE BRAKE FLUID WHEN MY BRAKES WERE REPLACED AND THAT CAUSED THE CLUTCH TO LOCK-UP. I WOULD LIKE YOU TO INVESTIGATE IF ANY OTHER Z3 OWNERS HAVE HAD TO REPLACE THEIR CLUTCH BEFORE 36,000 MILES AS I ALMOST LOST MY LIFE GOING DOWN HILL LAST FRIDAY.
I HAVE A 2003 BMW Z4 WITH SEQUENTIAL MANUAL GEARBOX. THE CAR AUTOMATICALLY SHIFTS INTO NEUTRAL WITHOUT ANY WARNING. THIS IS VERY DANGEROUS WHEN YOU ARE TRYING TO MERGE INTO TRAFFIC. I WAS ALMOST IN AN ACCIDENT BECAUSE I STEPPED ON THE GAS AND THE CAR DIDN'T MOVE. THE CAR IS SUPPOSED TO SHIFT INTO 1ST GEAR AUTOMATICALLY WHEN STOPPING BUT THEN IT SHIFTS TO NEUTRAL WITHOUT TOUCHING THE SHIFT KNOB AND IT DOES SO WHENEVER IT DECIDES TO DO IT. THIS IS A SITUATION THAT NEEDS TO BE ADDRESSED IMMEDIATELY AND BMW STATES THERE IS NO RECALLS ON IT OR SERVICE BULLETINS. I KNOW OF AT LEAST FIVE OTHERS WITH THE SAME PROBLEM AS WELL FROM A WEBSITE ROADFLY.ORG. PLEASE CHECK THIS SIT FOR MORE INFO UNDER SMG PROBLEMS. *NLM
Too few reports in this category for a page of its own — they appear in the full complaint list.
Driver assistance
Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.
From owner reports, verbatim
2001 BMW Z3 3.0L. THE ABS/DSC SYSTEM MALFUNCTIONS. WHILE DRIVING AT VARYING SPEEDS THE BRAKES ENGAGE ON THEIR OWN, CAUSING THE RIGHT FRONT BRAKE TO APPLY AND PULL THE CAR TO THE RIGHT. THIS HAS HAPPENED AT VARIOUS SPEEDS ON SEVERAL OCCASIONS. IT IS INCREDIBLY DANGEROUS SINCE IT COULD CAUSE A DRIVER TO LOOSE CONTROL. THE ACTIVATION OF THE BRAKES HAPPENS WHILE DRIVER'S FOOT IS ON ACCELERATOR, NO WHERE NEAR THE BRAKE PEDAL. AFTER THIS OCCURS THE BRAKE AND ABS LIGHTS DISPLAY ON THE INSTRUMENT PANEL. THIS DISAPPEARS WHEN THE CAR IS TURNED OFF AND THEN BACK ON, HOWEVER, THE CONDITION HAPPENS AGAIN. THERE IS NO ROAD ISSUES THAT WOULD CAUSE THIS. IT HAPPENS WHILE DRIVING STRAIGHT OR ON A CURVE. THERE IS NO REASON FOR IT TO HAPPEN. IT IS DANGEROUS! *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Electrical
Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.
From owner reports, verbatim
I AM DRIVING AS NORMAL AND THEN THE CAR BEGINS TO HAVE PROBLEMS SHIFTING AND THE TRANSMISSION INDICATOR LIGHT COMES ON. THE OWNERS MANUAL TELL YOU TO PULL OVER AND SHIFT THE CAR INTO PARK AND THEN APPLY THE PARKING BRAKE AND TURN THE CAR OFF AND THEN BACK ON. IT SEEMS TO TEMPORARILY CORRECT THE PROBLEM BUT IT STILL OCCURS ON DAYS WHEN THE AIR TEMP. IS HIGH. I HAVE HAD THE CAR ON THE DIAGNOSTIC A NUMBER OF TIMES WITH NO CURE. AS FAR AS I KNOW THERE ARE NO RECALLS ON THE TRANSMISSION OR ECU. BUT THIS COULD BE A MAJOR PROBLEM AT HIGH SPEEDS ON THE HIGHWAY OR IN CITY TRAFFIC IF THE CAR STALLS OR LOCKS UP BMW 2001 Z3 2.5I (STEPTRONIC SHIFTING) *JS
Too few reports in this category for a page of its own — they appear in the full complaint list.
Engine
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.
From owner reports, verbatim
AFTER LEAVING MY VEHICLE OVERNIGHT, I STARTED MY VEHICLE WITH AN AMBIENT AIR TEMPERATURE OF 9 DEGREES FAHRENHEIT. I PROCEEDED TO LET MY VEHICLE WARM WHILE I CLEANED OFF THE SNOW. I THEN GOT INTO MY VEHICLE AND PROCEEDED TO DRIVE TO MY DESTINATION. WHILE DRIVING I BEGAN TO LOOSE ENGINE POWER, AND MY SERVICE ENGINE SOON LIGHT CAME ON. I HAD TO PULL TO THE SIDE OF THE ROAD WHERE I PARKED MY CAR. I SHUT MY CAR DOWN AND AFTER TRYING TO RESTART MY CAR IT WOULD NOT START. UPON HAVING THE VEHICLE TOWED TO THE DEALER THE FAILED PART IS A CRANKCASE VENT VALVE. THE PART IS KNOWN TO FAIL IN COLD WEATHER. AND I HAVE TO HAVE OTHER PARTS REPLACED SUCH AS DIPSTICK, SPARK PLUGS, AND SEALS DUE TO THE DAMAGE CAUSED BY THIS PART. *JB
Too few reports in this category for a page of its own — they appear in the full complaint list.
Powertrain (other)
Powertrain reports that are not specifically the engine or transmission — driveshafts, axles, transfer cases and differentials.
From owner reports, verbatim
I AM DRIVING AS NORMAL AND THEN THE CAR BEGINS TO HAVE PROBLEMS SHIFTING AND THE TRANSMISSION INDICATOR LIGHT COMES ON. THE OWNERS MANUAL TELL YOU TO PULL OVER AND SHIFT THE CAR INTO PARK AND THEN APPLY THE PARKING BRAKE AND TURN THE CAR OFF AND THEN BACK ON. IT SEEMS TO TEMPORARILY CORRECT THE PROBLEM BUT IT STILL OCCURS ON DAYS WHEN THE AIR TEMP. IS HIGH. I HAVE HAD THE CAR ON THE DIAGNOSTIC A NUMBER OF TIMES WITH NO CURE. AS FAR AS I KNOW THERE ARE NO RECALLS ON THE TRANSMISSION OR ECU. BUT THIS COULD BE A MAJOR PROBLEM AT HIGH SPEEDS ON THE HIGHWAY OR IN CITY TRAFFIC IF THE CAR STALLS OR LOCKS UP BMW 2001 Z3 2.5I (STEPTRONIC SHIFTING) *JS
Too few reports in this category for a page of its own — they appear in the full complaint list.
Suspension
Reports naming suspension components — springs, struts, shocks, control arms and related hardware.
From owner reports, verbatim
I AM THE ORIGINAL OWNER OF THIS AUTO. I NOTICED A NOISE COMING FROM THE REAR OF THE VEHICLE ON DECELERATION. UPON INSPECTING THE CAR, I FOUND THAT THE REAR SUB FRAME WAS ALMOST BROKER IN HALF. THIS IS THE PART THE HOLDS THE ENTIRE REAR SUSPENSION FOR THE CAR. FROM RESEARCH I'M FINDING OUT THAT THIS IS A COMMON PROBLEM WITH Z-3 BMW'S IN WHAT APPEARS TO BE A FLAW IN THEIR ENGINEERING. I WAS VERY SHOCKED TO SEE THE DAMAGE AND THAT IF I WOULD HAVE CONTINUED TO DRIVE THE CAR, VERY SHORTLY THE PART WOULD HAVE FAILED, WIPING OUT THE WHOLE REAR SUSPENSION. I AM AMAZED THAT THIS WAS NOT A RECALL ITEM OR THAT I WAS NOT EVEN NOTIFIED THAT THIS WAS A POTENTIAL ISSUE SO THAT I COULD MONITOR THIS AND CATCH IT BEFORE A MAJOR FAILURE. *TT
Too few reports in this category for a page of its own — they appear in the full complaint list.
Brakes
Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake.
From owner reports, verbatim
2001 BMW Z3 3.0L. THE ABS/DSC SYSTEM MALFUNCTIONS. WHILE DRIVING AT VARYING SPEEDS THE BRAKES ENGAGE ON THEIR OWN, CAUSING THE RIGHT FRONT BRAKE TO APPLY AND PULL THE CAR TO THE RIGHT. THIS HAS HAPPENED AT VARIOUS SPEEDS ON SEVERAL OCCASIONS. IT IS INCREDIBLY DANGEROUS SINCE IT COULD CAUSE A DRIVER TO LOOSE CONTROL. THE ACTIVATION OF THE BRAKES HAPPENS WHILE DRIVER'S FOOT IS ON ACCELERATOR, NO WHERE NEAR THE BRAKE PEDAL. AFTER THIS OCCURS THE BRAKE AND ABS LIGHTS DISPLAY ON THE INSTRUMENT PANEL. THIS DISAPPEARS WHEN THE CAR IS TURNED OFF AND THEN BACK ON, HOWEVER, THE CONDITION HAPPENS AGAIN. THERE IS NO ROAD ISSUES THAT WOULD CAUSE THIS. IT HAPPENS WHILE DRIVING STRAIGHT OR ON A CURVE. THERE IS NO REASON FOR IT TO HAPPEN. IT IS DANGEROUS! *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .