The 2018 BMW 640i has 2 NHTSA recall campaigns affecting an estimated 262,782 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 8 complaints with NHTSA, most often about the electrical system. Last updated July 5, 2026.
Recall campaigns
BACK OVER PREVENTION19V6840002019-09-27257,473 affected
Defect
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…
Consequence
The lack of an image in the back-up camera display increases the risk of a crash.
Remedy
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.
ENGINE AND ENGINE COOLING18V4650002018-07-115,309 affected
Defect
BMW of North America, LLC (BMW) is recalling certain 2018 BMW 540d xDrive vehicles. The crankshaft sensor may be equipped with incorrect firmware, preventing the sensor from properly processing input from the crankshaft reluctor ring, possibly resulting in a vehicle stall. On September 12, 2018, BMW expanded the…
Consequence
A vehicle stall can increase the risk of a crash.
Remedy
BMW will notify owners, and dealers will replace the crankshaft sensor, free of charge. The recall began September 6, 2018. Owners may contact BMW customer service at 1-800-525-7417.
Complaints by component
ELECTRICAL SYSTEM
1
ENGINE
1
FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL
1
FORWARD COLLISION AVOIDANCE: WARNINGS
1
1crashes
LANE DEPARTURE: WARNING
1
1crashes
POWER TRAIN
1
STRUCTURE:BODY
1
1crashes
SUSPENSION
1
Total complaints8
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“I took the car in for a service and mentioned that there is a slight vibration at highway speeds. The dealer performed wheel balancing and found that the issue was still there. Following this, a software update was performed and the issue was still prevalent. The final cause was identified to be…”
“I took my vehicle for a regular oil change and vehicle check at 22000 miles. The service advisor performed a routine check and found that the driveshaft flex disc had multiple cracks. If the cracks expand, it could lead to a complete failure of the disc at which point the driveshaft was come loose…”
“The car on my right changed lanes and and hit the front of my car. Photo's of damage attached. The damage was to the right side of the bumper and panel on the front side. Police report attached. The carfax report printed 5/5/2021 shows damaged areas as front, right and rear. The damage was limited…”
“The car on my right changed lanes and and hit the front of my car. Photo's of damage attached. The damage was to the right side of the bumper and panel on the front side. Police report attached. The carfax report printed 5/5/2021 shows damaged areas as front, right and rear. The damage was limited…”
“The car on my right changed lanes and and hit the front of my car. Photo's of damage attached. The damage was to the right side of the bumper and panel on the front side. Police report attached. The carfax report printed 5/5/2021 shows damaged areas as front, right and rear. The damage was limited…”
“Tl* the contact owns a 2018 bmw 640i. The contact stated while driving at various speeds with the adaptive cruise control engaged, the vehicle failed to stop without warning. The vehicle was taken to bmw of annapolis (31 old mill bottom rd, annapolis, md 21401, [REDACTED]) but was not diagnosed…”
“Tl* the contact owns a 2018 bmw 640i. The contact stated that while driving at various speeds, the check engine warning light illuminated. The vehicle was taken to bmw of silver spring (3211 automotive boulevard, silver spring, md 20904, [REDACTED], where the technician diagnosed and determined…”
“Tl* the contact owns a 2018 bmw 640i. The contact stated that while driving at various speeds, the check engine warning light illuminated. The vehicle was taken to bmw of silver spring (3211 automotive boulevard, silver spring, md 20904, [REDACTED], where the technician diagnosed and determined…”
Defect investigations
InvestigationEA21002 Opened 2021-09-17 · open
Desiccated Air Bag Inflator Rupture
From 2000 through 2017, Takata produced millions of air bag inflators using two types of phase-stabilized ammonium nitrate ("PSAN") propellant -- propellant 2004 and propellant 2004L. After prolonged exposure to high temperature cycles and humidity, inflators using propellant 2004 can degrade, causing the propellant…
InvestigationEA21002 Opened 2021-09-17 · open
Desiccated Air Bag Inflator Rupture
From 2000 through 2017, Takata produced millions of air bag inflators using two types of phase-stabilized ammonium nitrate ("PSAN") propellant -- propellant 2004 and propellant 2004L. After prolonged exposure to high temperature cycles and humidity, inflators using propellant 2004 can degrade, causing the propellant…
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2018 BMW 640i as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
contains ads and affiliate links. Full methodology.