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Service bulletin B120717

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 id10146630
Published by NHTSA2018-11-05
Manufacturer's numberB120717
Manufacturer's date2017-04-01
NHTSA componentELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

?SERVICE ACTION: PROGRAM CONTROL UNITS (DME). Due to an error in the OBD diagnostics of the DME software, a marginal catalytic convertor or post catalyst oxygen sensor may not be detected as faulty.

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

Electrical system, Software

Vehicles listed
BMW X12016, 2017
BMW X1 SAV2016 to 2017

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

Other bulletins for the same vehicles and component
B6507092020-08-31. Service bulletin. NAVIGATION SYSTEM - REPORTING MISSING OR INCORRECT ROADMAP DATA: Do not replace parts and do not program the vehicle. Roads can change by up to 15% every year. To ensure the best navigation experience, we do everything in our power to create the best maps. Your reports help us to detect changes in your area and keep future versions of our maps as accurate as possible. Therefore, a road map error or missing data must be reported directly to the map supplier.
B6632192019-11-18. Service bulletin. LDW (LANE DEPARTURE WARNING): STEERING WHEEL VIBRATION NOT WORKING. LDW steering wheel vibration is not working. Software in the Body Domain Controller (BDC) control unit.
B6514192019-10-21. Service bulletin. HEAD UNIT NBT EVO (HU-H2) PROGRAMMING ABORT: The CID screen may light up blue. When this occurs A battery reset is not successful in restoring head unit operation Software error in the Bootloader file (BTLD) of the head unit.
B6514192019-07-22. Service bulletin. HEAD UNIT NBT EVO (HU-H2) PROGRAMMING ABORT. During programming several aborts can occur in the head unit NBT EVO (HU-H2).
B6512182019-02-25. Service bulletin. AIRBAG INDICATOR LIGHT REMAINS ON AFTER SEAT OCCUPANCY MAT REPLACEMENT. The airbag indicator light illuminates after replacing the CIS (Capacitive Interior Sensing) mat.
B6210182019-02-25. Service bulletin. INSTRUMENT CLUSTER FAULT B7F67E MAIN BOARD FAULT STORED.
B6604162018-12-10. Service bulletin. """Comfort Access Restricted"" Check Control Message is Displayed. ""Comfort Access Restricted"" CCM (Check Control Message) is permanently displayed.. The CCM ID: D0h. The comfort access is functioning correctly. No comfort access aerial fault codes stored in the BDC (Body Domain Controller). Software error in the BDC"
B6214162018-11-05. Service bulletin. THE CLOCK IN THE INSTRUMENT CLUSTER LOSES TIME. The time displayed in the instrument cluster (KOMBI) may lose a few minutes each week and the clock needs to be adjusted periodically. Software in the instrument cluster.
B3211162018-11-05. Service bulletin. "EPS INTERMITTENT ASSIST FAILURE, FC 4823FA. The steering assistance fails after several, consecutive parking maneuvers or sustained hold at the end stop. EPS assistance starts functioning again after a few minutes. And, Fault code 4823FA (""EPS control unit internally overload, reduction in steering assistance"") is stored in the EPS control module. EPS software error (overloading protection function over sensitivity)."
B2703162018-11-05. Service bulletin. F48 WITH XDRIVE: FAULT MEMORY ENTRY 440317 IN LMV. The following Check Control Message (CCM) is displayed in the instrument cluster: CCM 350: Driving stabilization. Drive at a moderate speed. The following entry is present in the fault memory of the LMV: 440317 - Pump motor: General multiple fault. Further fault memory entries can occur in combination: DSC: 48068C - Transfer box - clutch closed down temporarily, possible overheating. 48078A - All-wheel drive clutch - clutch position open, only front-wheel drive. LMV: 440304 - Pump motor: Current too low Unfavorable software of the longitudinal torque distribution module (LMV).