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Service bulletin B122319

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 id10163995
Published by NHTSA2019-08-19
Manufacturer's numberB122319
Manufacturer's date2019-07-01
NHTSA componentEQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR; EQUIPMENT:ELECTRICAL

NHTSA's summary

DIAGNOSTIC HINT: CATALYTIC CONVERTER INSPECTION AFTER LOSS OF CRANKSHAFT SIGNAL. In certain situations when the crankshaft position signal is lost while driving the malfunction indicator lamp (MIL) and an engine malfunction check control message (CCM #29) may be displayed. The engine may run roughly or with reduced power.

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, Equipment and accessories, Exhaust and emissions, Catalytic converter

Vehicles listed
BMW 228I2014, 2015, 2016
BMW 230I2017, 2018
BMW 320I2013, 2014, 2015, 2016, 2017
BMW 328D2014, 2015, 2016, 2017
BMW 328I2012, 2013, 2014, 2015, 2016
BMW 330E2016, 2017
BMW 330I2017
BMW 335I2012, 2013, 2014, 2015, 2016, 2017
BMW 340I2016, 2017
BMW 428I2014, 2015, 2016
BMW 430I2017, 2018
BMW 435I2014, 2015, 2016
BMW 440I2017, 2018
BMW 528I2011, 2012, 2013, 2014, 2015, 2016
BMW 535D2014, 2015, 2016
BMW 535I2011, 2012, 2013, 2014, 2015, 2016, 2017
BMW 535I GRAN TURISMO2010, 2011, 2012 (the catalog's model; the bulletin names a series or trim of it)
BMW 535I US2011 (the catalog's model; the bulletin names a series or trim of it)
BMW 550I2011, 2012, 2013, 2014, 2015, 2016, 2017
BMW 550I GRAN TURISMO2010, 2011, 2012 (the catalog's model; the bulletin names a series or trim of it)
BMW 640I2012, 2013, 2014, 2015, 2016, 2017
BMW 650I2012, 2013, 2014, 2015, 2016, 2017
BMW 740I2012, 2013, 2014, 2015
BMW 740I US2011 (the catalog's model; the bulletin names a series or trim of it)
BMW 740LD2015
BMW 740LI2011, 2012, 2013, 2014, 2015
BMW 750I2009, 2010, 2011, 2012, 2013, 2014, 2015
BMW 750LI2009, 2010, 2011, 2012, 2013, 2014, 2015
BMW 760LI2010, 2011, 2012
BMW 760LI2014, 2015
BMW ACTIVE HYBRID 32013
BMW ACTIVE HYBRID 32014, 2015
BMW ACTIVE HYBRID 52012, 2013
BMW ACTIVE HYBRID 72013
BMW ACTIVE HYBRID 72014, 2015
BMW B7 ALPINA2015
BMW I82014, 2015, 2016, 2017
BMW I82019
BMW M22016, 2017, 2018
BMW M235I2014, 2015, 2016
BMW M240I2017, 2018
BMW M32015, 2016, 2017
BMW M42015, 2016, 2017, 2018
BMW M52013, 2014, 2015, 2016
BMW M62013, 2014, 2015, 2016, 2017
BMW X12016, 2017
BMW X1 SAV2016 to 2017
BMW X22018, 2019
BMW X32011, 2012, 2013, 2014, 2015, 2016, 2017
BMW X42015, 2016, 2017
BMW X52014, 2015, 2016, 2017
BMW X62015, 2016, 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
B1209162018-12-10. Service bulletin. N20 - The Service Engine Soon Light is On with DME Fault 118602 Stored. The Service Engine Soon light is on (MIL) with only the following oxygen sensor fault stored. 118602 - Oxygen sensor before catalytic converter, fine mixture control: exhaust gas after catalytic converter too lean CAUSE An actual engine related problem and/or DME software diagnostic
1221132018-12-03. Service bulletin. Service Action: Program Control Units (Direct Ozone Reduction). The DME diagnostic for direct ozone reduction, by means of the environmental air catalyst sensor (EAC) located in the radiator, is not carried out correctly as required by emissions regulations.
B1216152018-11-13. Service bulletin. N63T: Oxygen Sensor Internal Resistance Faults. The Service Engine Soon light comes on with either or both of the following faults stored in the DME memory: ? 12B701 - Oxygen sensor heating after catalytic converter, function: Internal resistance too high ? 12B801 - Oxygen sensor heating after catalytic converter 2, function: Internal resistance too high The engine operation and performance are not affected. The DME diagnosis for the post catalyst oxygen sensor(s) is too sensitive.