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Service bulletin B122018

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10145293
Published by NHTSA2018-10-09
Manufacturer's numberB122018
Manufacturer's date2018-06-01
NHTSA componentENGINE

NHTSA's summary

SERVICE ACTION: PROGRAM CONTROL UNITS (DME): The check engine light is illuminated and the vehicle may run roughly

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine

Vehicles listed
BMW 230I2018
BMW 330I2018
BMW 340I2018
BMW 430I2018
BMW 440I2018
BMW 530I2018
BMW 540I2018
BMW 640I2018
BMW 740LI2018
BMW M240I2018
BMW X32018

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20255602025-10-15. Engine
20217112021-11-19. Engine
20184972018-09-13. Engine
18V4650002018-07-11. ENGINE AND ENGINE COOLING:ENGINE

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
B0109212026-08-03. Warranty extension. The NVLD limited emissionrelated warranty for defects in materials or workmanship has been extended to 15 years/150,000 miles as determined from the original in-service date.
B0102242026-08-03. Warranty extension. The EVAP systems purge (vent) valve limited warranty for defects in materials and / or workmanship has been extended to 15 years / 150,000 miles as determined from the original first in-service / delivery date.
B0103242026-05-18. Warranty extension. The EVAP systems purge (vent) valve limited warranty for defects in materials or workmanship has been extended to 15 years / 150,000 miles as determined from the original in-service date.
B0102242026-05-18. Warranty extension. The EVAP systems purge (vent) valve limited warranty for defects in materials or workmanship has been extended to 15 years / 150,000 miles as determined from the original in-service date.
B0105252025-05-27. Warranty extension. The high-temperature (HT) coolant expansion tanks breathing line/pipe limited warranty for defects in materials and / workmanship has been extended to 10 years / 120,000 miles as determined from the original first in-service / delivery date.
B0115242024-12-31. Warranty extension. the NVLD limited emissionrelated warranty for defects in materials or workmanship has been extended to 15 years/150,000 miles as determined from the original in-service date.
B0109212024-12-31. Warranty extension. The NVLD limited emission related warranty for defects in materials or workmanship has been extended to 15 years/150,000 miles as determined from the original in-service date.
B0103242024-09-29. Warranty extension. For this vehicle, the EVAP systems purge (vent) valve limited warranty for defects in materials or workmanship has been extended to 15 years / 150,000 miles as determined from the original in-service date. This coverage is subject to the same vehicle eligibility requirements, limitations, and exclusion criteria that apply to the BMW New Vehicle Limited Warranty.
B0103242024-05-31. Warranty extension. EVAP SYSTEM PURGE (VENT) VALVE EXT LTD WTY (ELW) 15/150
B0102242024-05-31. Warranty extension. EVAP SYSTEM PURGE (VENT) VALVE EXT LTD WTY (ELW) 15/150