# Service bulletin B120916

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.

- Type: Service bulletin
- NHTSA id: 10151253
- Published by NHTSA: 2018\-12\-10
- Manufacturer's number: B120916
- Manufacturer's date: 2016\-04\-01
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR

## NHTSA's summary

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

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2016/MC-10151253-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2016/MC-10151253-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine, Exhaust and emissions, Catalytic converter

## Vehicles listed

- 2014 to 2016 BMW 228I
- 2017 to 2018 BMW 230I
- 2013 to 2017 BMW 320I
- 2014 to 2017 BMW 328D
- 2012 to 2016 BMW 328I
- 2016 to 2017 BMW 330E
- 2017 BMW 330I
- 2012 to 2016 BMW 335I
- 2016 to 2017 BMW 340I
- 2014 to 2016 BMW 428I
- 2017 to 2018 BMW 430I
- 2014 to 2016 BMW 435I
- 2017 to 2018 BMW 440I
- 2017 BMW 5\-SERIES GRAN TURISMO
- 2013 to 2016 BMW 528I
- 2013 BMW ACTIVE HYBRID 3
- 2014 to 2015 BMW ACTIVE HYBRID 3
- 2014 to 2016 BMW M235I
- 2017 to 2018 BMW M240I
- 2011 to 2017 BMW X3
- 2015 to 2017 BMW X4

## Other bulletins for the same vehicles and component

- [B122718](/bulletins/10167994.md), 2019-11-18, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. SERVICE ACTION: PROGRAM THE CONTROL UNIT \(DME\): If a Valvetronic fault occurs, the catalytic converter heating intensity may be reduced. This situation will not generate a customer complaint.
- [B122319](/bulletins/10163995.md), 2019-08-19, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR; EQUIPMENT:ELECTRICAL. 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.
- [122113](/bulletins/10150164.md), 2018-12-03, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. 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.

JSON: [/v1/bulletins/10151253](/v1/bulletins/10151253)

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