BMW 540I · model year

1997 BMW 540I

31 NHTSA complaints for this specific cohort.

NHTSA overall rating

Not crash-tested

New Car Assessment Program

The 1997BMW540I carries 31 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 0 crashes, 2 fires, 1 injury, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.

Component-level analysis is where model-year complaints become actionable: the top complaint category for the 1997 540I is engine and engine cooling:cooling system:radiator assembly with 9 filings, followed by unknown or other (2) and vehicle speed control (2). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.

NHTSA currently has 34 investigation files overlapping the 1997 540I. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.

31
Complaints
0
Crashes
2
Fires
1
Injuries
0
Deaths

Total Complaints

31 filings

Crashes Reported

0 reports

Source

NHTSA ODI

Federal complaints database

Complaints vs. fleet median (215)

At or below the fleet median complaint volume.

Complaints by Component

ComponentCount
ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY9
UNKNOWN OR OTHER2
VEHICLE SPEED CONTROL2
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP1
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR1
TIRES1
ELECTRICAL SYSTEM:IGNITION1
AIR BAGS:SIDE/WINDOW1
ENGINE AND ENGINE COOLING:COOLING SYSTEM1
SEATS:FRONT ASSEMBLY:POWER ADJUST1
SUSPENSION:FRONT1
SEAT BELTS:FRONT:BUCKLE ASSEMBLY1
ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD1
SUSPENSION:FRONT:MACPHERSON STRUT1
ENGINE AND ENGINE COOLING1

Recent Complaints

20191205SEAT BELTS

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.

20121211POWER TRAIN

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 CA

Mileage: 130,000

20101025ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

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

20091227VEHICLE SPEED CONTROL

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

Mileage: 130,000

20090504VEHICLE SPEED CONTROL

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

Mileage: 150,000

20050722ENGINE AND ENGINE COOLING

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

Mileage: 53,777

20050722VISIBILITY:WINDSHIELD WIPER/WASHER

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

Mileage: 53,777

20050722ELECTRICAL SYSTEM

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

Mileage: 53,777

20050722VISIBILITY:SUN/MOON ROOF ASSEMBLY

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

Mileage: 53,777

20050414ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY

THE RADIATOR NECK BROKE OFF WHILE DRIVING AT HIGHWAY SPEED ON MY 1997 540I. IT IS A COMMON PROBLEM WITH BMW BY ALL ACCOUNTS, OWNERS, TECHNICIANS AND EVEN MY OWN PREVIOUSLY EXPERIENCED IT WITH AN 1988 735I. PLASTIC PARTS ON THE RADIATOR IS UNACCEPTABLE, DANGEROUS AND COSTLY. THIS HAS BEEN A PROBLEM FOR MORE THAN 10 YEARS ON THESE EXPENSIVE LUXURY VEHICLES WITH NO RESOLUTION BY BMW.*AK

Mileage: 127,075

20041127ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY

(1) REPLACED WATER PUMP AND ACCESSORY BELTS. ON A FORUM THAT I READ, MANY SUGGEST REPLACING THE RADIATOR WHEN REPLACING THE WATER PUMP, AS PREVENTIVE MAINTENANCE DUE TO THE RADIATOR'S HIGH AND FREQUENT FAILURE. REPLACE THE RADIATOR AS PREVENTIVE MAINTENANCE?!? I WOULD RATHER NOT. A RADIATOR IS NOT AN OIL OR AIR FILTER. (2) UPPER NECK ON THE RADIATOR BROKE AND RELEASED MORE THAN A GALLON OF COOLANT, IN LESS THAN 50 FEET, IN THE FORM OF LIQUID AND STEAM. THE STEAM OBSCURED VISION ON THE DRIVERS SIDE OF THE VEHICLE. LUCKILY I WAS MAKING A RIGHT-HAND TURN INTO A PARKING LOT. (3) NO REPAIR AS OF YET. THE FAILURE OF THE RADIATOR OCCURRED AT APPROXIMATELY 11:00 AM. I MADE IT HOME AT 12:05 P.M. I CALLED THE LOCAL BMW PARTS DEPARTMENT (ONE HOUR AND THIRTY MINUTES AWAY) TO ARRANGE TO PAY FOR THE RADIATOR BY CREDIT CARD AND THEN HAVE THE PART LEFT WITH ONE OF THE SALESPERSONS, BECAUSE THE PARTS DEPARTMENT CLOSES AT 1:00 P.M. BUT THEY NO LONGER ACCEPT CREDIT CARD PURCHASES OVER THE

Mileage: 55,000

20040621SUSPENSION:FRONT:MACPHERSON STRUT

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

Mileage: 191,784

20040606FireELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD

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

Mileage: 93,000

20040602SEAT BELTS:FRONT:BUCKLE ASSEMBLY

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

Mileage: 75,200

20040521SUSPENSION:FRONT

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

Mileage: 43,000

20040115SEATS:FRONT ASSEMBLY:POWER ADJUST

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

Mileage: 65,000

20031111ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY

THE RADIATOR IN MY 1997 BMW 540I HAS FAILED TWICE SINCE I HAVE OWNED IT. I SEE THIS AS A SAFETY ISSUE. *AK

Mileage: 75,000

20030901ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY

MY 1997 BMW 540I 6-SPEED HAD A RADIATOR FAILURE AT 77,500 MILES. THE PLASTIC RADIATOR CONNECTION POINT FOR THE TOP HOSE SNAPPED OFF. THIS APPEARS TO BE A WELL KNOW ISSUE AFTER SPEAKING WITH BMW SERVICE TECHS AND SEARCHING BMW INTERNET SITES.*AK I BELIEVE THAT THE MANUFACTURE SHOULD TAKE CARE OF THIS ISSUE.

Mileage: 77,500

20030622ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY

I OWN A 1997 BMW 540I. RADIATOR BROKE AT PLASTIC ATTACHMENT POINT. COOLANT LEAKED ALL OVER THE WINDSHIELD AND ENGINE. THIS SEEMS TO BE A WELL KNOWN DEFECT AMONG OWNERS OF THIS CAR DUE TO THE PLASTIC ATTACHMENT POINT AT THE JUNCTION OF THE HOSE AND THE RADIATOR. *NLM

Mileage: 71,560

20030603ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY

MY 1997 BMW 540I6 RADIATOR BROKE ON ME WHILE DRIVING ON A HIGHWAY ON 5/30/03. *AK

Mileage: 57,500

Compare 1997BMW540I to Similar Vehicles

NHTSA Investigations

View all investigations

Frequently Asked Questions

How many complaints does the 1997 BMW 540I have?
The 1997 BMW 540I has 31 NHTSA complaints, 0 crashes, 2 fires, 1 injuries, and 0 deaths reported.
What are the most common problems with the 1997 BMW 540I?
The most-complained component for the 1997 BMW 540I is ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY with 9 complaints. Other frequently reported areas include UNKNOWN OR OTHER and VEHICLE SPEED CONTROL.
Is the 1997 BMW 540I safe to buy?
Review the complaint history, crash and fire reports, safety ratings, and recall status on this page to make an informed decision. No NHTSA crash test rating is available for this model year. Compare with other model years using the links above.
Where does this data come from?
All complaint, recall, and safety rating data is sourced from the National Highway Traffic Safety Administration (NHTSA). Complaints are filed by vehicle owners through NHTSA's Office of Defects Investigation.

Vehicle Safety Guides

Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.