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Service bulletin B121118

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 id10138378
Published by NHTSA2018-05-21
Manufacturer's numberB121118
Manufacturer's date2018-04-01
NHTSA componentENGINE

NHTSA's summary

B57O - ROUGH RUNNING WITH CRANKSHAFT AND ZERO-QUANTITY ADAPTATION FAULTS: The Malfunction Indicator Lamp (MIL) is illuminated and the engine may run roughly while idling and accelerating.

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 540D2018

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

Recalls for the same vehicles and component
24V5880002024-08-08. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)
22V6140002022-08-10. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)
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
B1207212024-04-01. Service bulletin. Check Control message (CCM) indicates: (ID 213): Stop, exercising due care. Voltage supply The Service Engine Soon light is on with the following DME Fault Code: 21B209 - Starter alternator / belt for 48V system (OSA_RIEMEN_RISS): Belt betweenCombustion engine and starter generator torn And/or one or more of the following other issues are also occurring: Noise in the area of the belt drive. Odor from the engine compartment. Smoke formation in the area of the belt drive. Drive belt damaged or prematurely worn. Torn drive belt.
B1606232024-01-03. Service bulletin. Engine will crank but not start. There is no communication with the integrated fuel module (TFE) whendiagnosing with ISTA. The following two fault codes will be stored in the DME: 032B43 - Low fuel pressure system, electric fuel pump: pressure value too low CDA594 - Message (- 0x33E) missing, receiver DME, transmitter TFE
B1207212023-12-06. Service bulletin. Check Control message (CCM) indicates: (ID 213): Stop, exercising due care. Voltage supply The Service Engine Soon light is on with the following DME Fault Code: 21B209 - Starter alternator / belt for 48V system (OSA_RIEMEN_RISS): Belt betweenCombustion engine and starter generator torn And/or one or more of the following other issues are also occurring: Noise in the area of the belt drive. Odor from the engine compartment. Smoke formation in the area of the belt drive. Drive belt damaged or prematurely worn. Torn drive belt.
B0114232023-12-06. Service bulletin. PRESSURE CONTROL VALVE (PCV) EXTENDED LTD WTY 15 YEARS/150,000 MILES
B0109192023-12-06. Service bulletin. DIESEL FUEL INJECTORS: LTD WTY EXTENSION TO 10 YEARS/120,000 MILES
B0112192023-07-24. Service bulletin. Radiator Grille Upper and Lower Active Air Flaps 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.
B2604222023-05-01. Service bulletin. There is a howling or whistling noise from under the vehicle at 30 -37 mph (50 -60 km/h) when driving after a cold start, when the outside temperature is 32 F (0 C) or lower.
B2604222023-03-20. Service bulletin. There is a howling or whistling noise from under the vehicle at 30 -37 mph (50 -60 km/h) when driving after a cold start, when the outside temperature is 32 F (0 C) or lower. The noise goes away as the vehicle/driveline reaches operating temperature.
B2604222023-01-30. Service bulletin. There is a howling or whistling noise from under the vehicle at 30 -37 mph (50 -60 km/h) when driving after a cold start, when the outside temperature is 32F (0C) or lower.
B1706172023-01-30. Service bulletin. Coolant leaking from the engine compartment. Traces of coolant leaking from the expansion tank of the low temperature cooling system.