2018 Bmw 540I: Reliability Data

Source: NHTSA — 54 complaints
54
Total Complaints
6,500mi
Median Mileage
AIR BAGS
Top Issue
6
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

6,500 25th Percentile
6,500 Median Mileage
8,975 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

AIR BAGS
13
SEAT BELTS
9
SEATS
7
UNKNOWN OR OTHER
4
AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION
4
ELECTRICAL SYSTEM
3
ENGINE
3
POWER TRAIN
2
AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE
1
SERVICE BRAKES
1

Severity Assessment

6
Crashes
0
Fires
5
Injuries
0
Deaths

Sample Complaint Reports

"ACCORDING TO BMW LITERATURE, UNDER APPROPRIATE CONDITIONS, THE DRIVER IS TO BE ALERTED BY MEANS OF VIBRATIONS IN THE STEERING WHEEL OF EITHER UNINTENTIONAL LANE CHANGES OR VEHICLES IN THE DRIVER'S BLIND SPOT WHILE SIGNALING A TURN. IN MY 540I, I CAN DETECT NO STEERING WHEEL VIBRATIONS AT ALL WITH TH..."
"RECEIVED AN ERROR MESSAGE ON BMW 540I 2018, WITH 10600 MILES. PURCHASED AS FACTORY DEMO A LITTLE OVER A MONTH AGO. WILL BE TAKING IT TO SERVICE SOON. HOWEVER I UNDERSTAND THIS IS A LONG STANDING ISSUE WITH BMW-S THAT THE MANUFACTURER IS NOT CORRECTING OR ISSUING RECALLS."
"RECEIVED AN ERROR MESSAGE ON BMW 540I 2018, WITH 10600 MILES. PURCHASED AS FACTORY DEMO A LITTLE OVER A MONTH AGO. WILL BE TAKING IT TO SERVICE SOON. HOWEVER I UNDERSTAND THIS IS A LONG STANDING ISSUE WITH BMW-S THAT THE MANUFACTURER IS NOT CORRECTING OR ISSUING RECALLS."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28