RoadVitals

1997 BMW 540I Problems

Owner-reported complaints filed with NHTSA, grouped by component

Data refreshed

Owner complaintsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
27
Latest Dec 5, 2019
Components namedHow many of our component categories appear on at least one report for this model year. One report can name several.
11
Crash or fire reportedComplaints whose submitter recorded that a crash or a fire occurred. These are the reporter's own answers on the NHTSA form, not verified findings.
2

What this page shows

Everything below is an owner-reported complaint submitted to NHTSA about the 1997 BMW 540I, 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

  • Engine1346.4%
  • Electrical310.7%
  • Seat belts27.1%
  • Suspension27.1%
  • Driver assistance27.1%
  • Airbags13.6%
  • Visibility13.6%
  • Brakes13.6%
  • Interior & seats13.6%
  • Powertrain (other)13.6%
  • Tires & wheels13.6%

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

Engine

Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.

13
reports

From owner reports, verbatim

I EXCHANGED THE LAMBDA SENSOR OF MY CAR A COUPLE OF MONTHS AGO. SUDDENLY MY MILEAGE WENT DOWN AND I STARTED AN ERROR SEARCH. SINCE I WAS DOING A COUPLE OF OTHER THINGS ON THE CAR I DIDN'T COME UP WITH THE SENSORS UP FRONT. UPDATED 11/16/10 *BF UPDATED 03/23/11 *BF SO WHEN IT CAME TO THEM I RECOGNIZED THAT THEY WERE GROUNDED THROUGH THE EXHAUST WHAT THEY SHOULDN'T DO AT MY CAR! WHEN I ASKED THE MANUFACTURER THEY DISMISSED EVERYTHING AS IF IT IS NOT THEIR FAULT. AND THEY KEEP SELLING THE LAMBDA SENSORS FOR A RANGE OF CARS THAT DEFINITELY DO NOT FIT! MANUFACTURER IS BORGWARNER BERU SYSTEMS GMBH! LAMBDA SENSOR IS OZH 173 HTTP://BERU.COM/ENGLISH/PRODUKTE/PRODUKTIDENT.PHP?S=OZH+173&EANR=0824010207&ACTION=STEP02 THE DANGER RESULTS FROM THE IMPLICATIONS OF THE GROUNDING: THIS LEADS TO A HEATING UP OF THE LAMBDA SENSORS WHICH THEN MIGHT IGNITE UNBURNED FUEL IN THE EXHAUST. THIS FUEL WILL DEFINITELY BE THERE AS THE GROUNDING ALSO DESTROYS THE OUTPUT STAGES OF THE ENGINE CONTROL UNIT THAT ARE RESPONSIBLE FOR THE FUEL MIXTURE. THE CAR WILL ULTIMATELY FATTEN UP, RESULTING IN UNBURNED FUEL GETTING TO THE EXHAUST AND BEING IGNITED BY THE HEATED UP LAMBDA SENSORS! THIS IS WHAT CAN BURN DOWN THE WHOLE CAR DURING DRIVING AND ALSO WHEN STANDING AFTER A LONGER TRIP! SO THESE LAMBDA SENSORS DESTROYED MY MOTOR CONTROL UNIT, MY CATALYTIC CONVERTERS, ETC. I WOULD BE GLAD IF YOU COULD RESEARCH FURTHER INTO THIS AND NOTIFY ME OF THE STATUS! UPDATED11/23/10. *JB UPDATED 12/01/10. *JB *TR

NHTSA ID 10362195 · filed Oct 25, 2010

1997 BMW 540I FUSE TO THE FUEL INJECTOR BLEW OUT.***NO ANSWER REQUIRED*** *MR THE VEHICLE WOULD ALL OF A SUDDEN DIE WHEN IN MOTION DUE TO THE BLOWN FUSE(S) TO THE INJECTOR. THE THERMOSTAT TEMPERATURE SENSOR HAD AN INTERNAL SHORT WHICH CAUSED THE WIRE TO MELT AND BLEW THE FUSE. THE SUNROOF WAS INOPERATIVE DUE TO THE RAIL LIFT PIECES BEING BROKEN. *SC THE WIPER BLADES WERE NOT CLEANING THE WINDOWS PROPERLY. *JB

NHTSA ID 10130203 · filed Jul 13, 2005
All 13 reports naming engine

Electrical

Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.

3
reports

From owner reports, verbatim

1997 BMW 540I FUSE TO THE FUEL INJECTOR BLEW OUT.***NO ANSWER REQUIRED*** *MR THE VEHICLE WOULD ALL OF A SUDDEN DIE WHEN IN MOTION DUE TO THE BLOWN FUSE(S) TO THE INJECTOR. THE THERMOSTAT TEMPERATURE SENSOR HAD AN INTERNAL SHORT WHICH CAUSED THE WIRE TO MELT AND BLEW THE FUSE. THE SUNROOF WAS INOPERATIVE DUE TO THE RAIL LIFT PIECES BEING BROKEN. *SC THE WIPER BLADES WERE NOT CLEANING THE WINDOWS PROPERLY. *JB

NHTSA ID 10130203 · filed Jul 13, 2005

WHILE DRIVING ON THE FREEWAY, THE ELECTRONIC COOLANT THERMOSTAT SHORTED OUT AND CAUSED ENGINE WIRING HARNESS THE BURN UP. THIS CAUSED THE ENIGINE TO STOP RUNNING. LUCKILY, BURNING WAS RESTRICTED TO WIRES AND NO OTHER COMPONENTS WERE BURNT. CAR IS STILL WAITING FOR A NEW WIRING HARNESS AT THE BMW DEALER ($2000 EST FOR REPAIR). I HAVE HEARD OF SIMILAR OCCURANCES WITH THIS MODEL CAR AND WITH 740I OF ABOUT THE SAME YEAR. THIS SEEMS TO BE A DANGEROUS SITUATION AND SHOULD BE PREVENTED BY A FUSE OR FUSABLE LINK.*AK

NHTSA ID 10074901 · filed Jun 6, 2004

Too few reports in this category for a page of its own — they appear in the full complaint list.

Seat belts

Reports naming seat belts, buckles, retractors and pretensioners.

2
reports

From owner reports, verbatim

PASSENGER SIDE FRONT SEATBELT LOCKS IN THE SIDE PANEL AND WONT EXTEND TO ALLOW PASSENGERS TO GET BUCKLED UP. IT DOESN'T HAPPEN ALL THE TIME BUT IT HAPPENS.

NHTSA ID 11287171 · filed Dec 5, 2019

BUCKLE ON THE SEAT BELT IS IN A DEPRESSED POSITION, PREVENTING THE LATCH FROM LOCKING. CONSUMER TOOK THE VEHICLE TO THE DEALER, WHO SAID IT WOULD COST $400.00 TO REPAIR SEAT BELT BUCKLE. *AK THE SET BELT LATCH WOULD BECOME CONTINUOUSLY DEPRESSED IN WHICH IT WOULD NOT SPRING BACK AND WOULD NOT CONNECT INTO THE LATCH. *SC

NHTSA ID 10075588 · filed Jun 29, 2004

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.

2
reports

From owner reports, verbatim

THE FRONT STRUT SPRING PERCH FAILED ON MY 1997 MODEL BMW 540I. THE PERCH CUT INTO TIRE. HIS HAPPENED AT LOW-SPEED, SO NO INJURIES RESULTED (LUCKILY).MW NA HAS ISSUED A RECALL, BUT MY VEHICLE SUPPOSEDLY IS NOT COVERED, I THINK IT MISSED BY TWO MONTHS. MY BUILD DATE IS 08/96. I CONTACTED BMW NA ON 6/21/04 AND SPOKE TO RYAN, I WAS TOLD THE VEHICLE DID NOT QUALIFY FOR THE RECALL AND THAT BMW NA WOULD NOT REIMBURSE ME FOR THE DAMAGES. I HAVE DIGITAL PICTURES OF THE STRUT THAT I CAN EMAIL. I ALSO HAVE THE STRUTS THEMSELVES STILL IN MY GARAGE IF SOMEONE WOULD BE INTERESTED IN SEEING THEM. JOHN. *AK

NHTSA ID 10078548 · filed Jun 21, 2004

DEALERSHIP WAS UNABLE TO PERFORM THE FRONT SPRING STRUT RECALL 04V183000 REPAIRS WITHIN A REASONABLE TIME. THE CONSUMER CONTACTED CUSTOMER SERVICE AND RECEIVED AN INSUFFICIENT REPLY. *AK *SC *JB

NHTSA ID 10074067 · filed Jun 14, 2004

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.

2
reports

From owner reports, verbatim

WHEN CRUISE CONTROL IS ACTIVATED, THE VEHICLE ACCELERATES RAPIDLY IN OUT-OF-CONTROL MANNER. SOMETIMES IT ALSO DECELERATES RAPIDLY, AND LURCHES. *TR

NHTSA ID 10297073 · filed Dec 27, 2009

WHENEVER MY CRUISE CONTROL IS SET, VEHICLE CONSISTENTLY OVERCOMPENSATES IN SPEED FLUCTUATIONS. IT IS ALMOST AS IF THE ACCELERATOR PEDDLE GETS STUCK ALL THE WAY DOWN. THIS CAUSES THE VEHICLE TO GO FROM HWY SPEEDS TO EXTREMELY DANGEROUS 80+MPH SPEEDS IN A MATTER OF A FEW SECONDS. CRUISE CONTROL MUST THEN BE DISENGAGED. I HAVE OWNED THIS PARTICULAR CAR FOR OVER A YEAR AND IT HAS ALWAYS DONE THIS. CRUISE CONTROL IS NOT SAFE TO USE AT ANY TIME. SEVERAL TIMES, IT HAS NEARLY MADE ME HAVE A REAR END COLLISION BECAUSE IT WILL TAKE OFF WITH NO WARNING. *TR

NHTSA ID 10267722 · filed May 4, 2009

Too few reports in this category for a page of its own — they appear in the full complaint list.

Airbags

Reports naming the air-bag system — deployment behaviour, inflators, sensors and warning lights.

1
report

From owner reports, verbatim

TURNED ON IGNITION AND SIDE AIRBAGS DEPLOYED. CAUSE IS UNKNOWN. PLEASE PROVIDE ANY FURTHER INFORMATION.*AK

NHTSA ID 8015909 · filed Aug 9, 2002

Too few reports in this category for a page of its own — they appear in the full complaint list.

Visibility

Reports naming windshields, glass, wipers, defrosters and mirrors.

1
report

From owner reports, verbatim

1997 BMW 540I FUSE TO THE FUEL INJECTOR BLEW OUT.***NO ANSWER REQUIRED*** *MR THE VEHICLE WOULD ALL OF A SUDDEN DIE WHEN IN MOTION DUE TO THE BLOWN FUSE(S) TO THE INJECTOR. THE THERMOSTAT TEMPERATURE SENSOR HAD AN INTERNAL SHORT WHICH CAUSED THE WIRE TO MELT AND BLEW THE FUSE. THE SUNROOF WAS INOPERATIVE DUE TO THE RAIL LIFT PIECES BEING BROKEN. *SC THE WIPER BLADES WERE NOT CLEANING THE WINDOWS PROPERLY. *JB

NHTSA ID 10130203 · filed Jul 13, 2005

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.

1
report

From owner reports, verbatim

WHILE DRIVING AT 55 MPH ENGINE COMPARTMENT CAUGHT ON FIRE. INSURANCE INVESTIGATORS CLAIMED FIRE WAS DUE TO BRAKE FLUID BEING EXPELLED FROM ABS SYSTEM AND IGINITING EXHAUST MANIFOLD. *AK

NHTSA ID 853119 · filed Nov 18, 1999

Too few reports in this category for a page of its own — they appear in the full complaint list.

Interior & seats

Reports naming seats, latches, locks, linkages and interior fittings.

1
report

From owner reports, verbatim

THE DRIVER SEAT CREATES A CLICKING NOISE AND MOVES OUT OF PLACE (VERY MINOR MOVEMENT) AT NUMEROUS TIMES (AS IN NOT IN LOCKED POSITION) WHILE MAKING TURNS. TOOK TO DEALER AND THEY WANT A FORTUNE TO CHECK IT OUT. THE 540I ONLY HAS 65K MILES ON IT. IT CAN BE A DANGEROUS SITUATION, IF THE CHAIR SOME HOW LOSES IT LOCKING. *CB

NHTSA ID 10054240 · filed Jan 15, 2004

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.

1
report

From owner reports, verbatim

INCIDENT #1 2010: ACCELERATED THE VEHICLE TO 75MPH TO ENTER FREEWAY. TOOK FOOT OFF GAS AND VEHICLE CONTINUED TO ACCELERATE. ENGAGED CLUTCH TO STOP ACCELERATION AND RPM CONTINUED TO RISE TO THE LIMITER POINT (APPROX 5500 RPM). PULLED OVER, STARTED CAR AND ENGINE IMMEDIATELY WENT TO THE RED LINE. ON INSPECTION, A PLASTIC PART ON AN ACCELERATOR CABLE HAD CRACKED, CAUSING THE ACCELERATOR TO LOCK IN THE FULLY OPEN POSITION. IF THE CLUTCH HAD NOT BEEN ENGAGED (I.E. IF THIS CAR HAD AN AUTOMATIC TRANSMISSION), THIS COULD HAVE RESULTED IN A COLLISION AND POSSIBLE INJURIES OR FATALITIES. INCIDENT #2 12/2/2012. STARTED CAR AND PULLED AWAY FROM CURB. AT ABOUT 3-5 MPH THE STEERING WHEEL LOCKED. STOPPED CAR, TURNED OFF IGNITION AND STARTED IT AGAIN. THE WHEEL UNLOCKED BUT THERE WAS AN AUDIBLE CLICKING SOUND WITHIN THE STEERING COLUMN. CAREFULLY DROVE ABOUT ONE MILE TO HOUSE AND TURNED OFF ENGINE. STEERING WHEEL LOCKED AGAIN AND CAR COULD NOT BE STARTED. THE WHEEL LOCKING WHILE THE CAR WAS BEING DRIVEN WAS A CONDITION THAT COULD HAVE RESULTED IN A COLLISION AND POSSIBLE INJURIES OR FATALITIES. *TR

NHTSA ID 10488021 · filed Dec 11, 2012

Too few reports in this category for a page of its own — they appear in the full complaint list.

Tires & wheels

Reports naming tires, wheels, hubs, or the tire-pressure monitoring system.

1
report

From owner reports, verbatim

DELAMINATION/SEPARATION OF TIRE TREAD FROM CASEING-3 OF THE 4 TIRES ON THE CAR, SEVERE .( DOT NUMBER: LMT8AXBU TIRE SIZE: 225/55R/16 )

NHTSA ID 729771 · filed Aug 31, 2000

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

Data on this page last refreshed .