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Service bulletin B620618

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 id10143563
Published by NHTSA2018-08-06
Manufacturer's numberB620618
Manufacturer's date2018-05-01
NHTSA componentFUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM

NHTSA's summary

FUEL GAUGE INCORRECTLY DISPLAYING LOW FUEL LEVEL: Occasionally, on restart after refueling, the fuel gauge will display the fuel level as low (minimum) and the range display will be at an implausible (maximum) value.

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

Fuel system

Vehicles listed
BMW 530E2017
BMW 530E2018
BMW 530I2017, 2018
BMW 540D2018
BMW 540I2017, 2018
BMW 550I2017
BMW 640I2018
BMW 740LE2018
BMW 740LI2016 to 2018
BMW 750LI2016 to 2018
BMW M760LI2018
BMW X32016, 2017, 2018
BMW X42018

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

Recalls for the same vehicles and component
21V9070002021-11-19. FUEL SYSTEM, DIESEL
20214692021-07-29. Fuel System
21V5860002021-07-29. FUEL SYSTEM, DIESEL:DELIVERY:FUEL PUMP

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
B0104242024-10-20. Warranty extension. EVAP SYSTEM PURGE (VENT) VALVE EXT LTD WTY (ELW) 15 YEARS/150,000 MILES
B0110192024-07-02. Warranty extension. Component-Specific Extended Limited Warranty (ELW) Issues with the fuel supply module/level sensor assembly and its related components, the fuel doorcover pot (ejector and drive), the filler flap (door) itself and/or the emergency release mechanism arenot included under this extended warranty coverage.
B1601232024-02-01. Service bulletin. A vehicle arrives at your center to be diagnosed for a micro-leak in the fuel evaporative (EVAP) system(NVLD natural vacuum leak detection). For this condition, the following fault is stored in the DME: 190302 - fuel tank ventilation and scavenging air system, micro-leak: leakage more than 0.5mm For: Model vehicles other that the ones listed above, or for EVAP faults related to a “large leak,” after confirming that the fuel filler cap is fitted properly, then, proceed to follow the corresponding test plan
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
B1601232023-07-24. Service bulletin. A vehicle arrives at your center to be diagnosed for a micro-leak in the fuel evaporative (EVAP) system (NVLD natural vacuum leak detection). For this condition, the following fault is stored in the DME: 190302 - fuel tank ventilation and scavenging air system, micro-leak: leakage more than 0.5 mm.
B0109192023-01-30. Service bulletin. For the eligible vehicles, BMW of North America, LLC (BMW NA) is extending the limited warranty for the vehicle's Fuel Injectors to 10 years/120,000 miles as determined by the vehicle's original in-service date.
B1603222022-12-12. Service bulletin. The Check Engine Light is on (MIL). After checking faults and diagnosis there is raw fuel found in the charcoal canister and the NVLD pressure switch (in R/R wheel well). Possible faults stored in the DME: 190F08 - Fuel tank venting system: Malfunction 191C02 - Fuel tank venting system,2. discharge point: Malfunction The vent line inside the fuel tank is disconnected.
B1701212022-06-21. Service bulletin. The quick disconnect coupling on the cylinder head coolant vent line could break at the cylinder head. This would lead to loss of coolant from the engine.
B1105212022-05-31. Service bulletin. The belt pulley on the mechanical coolant pump may fracture allowing the engine drive belt to come off the coolant pump and alternator.
B1105212022-02-22. Service bulletin. The belt pulley on the mechanical coolant pump may fracture allowing the engine drive belt to come off the coolant pump and alternator.