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SIB 11 02 16: Catalytic converter check engine light

Catalytic converter check engine light on N47 engines (2014–2016); BMW explains the cause and the approved repair.

BMW service bulletin · NHTSA ID 10151164 · Mar 2016 · also written SI B11 02 16, B110216

What it covers

A service bulletin tells BMW technicians how to diagnose or fix a known issue. It is not a recall: a repair under a bulletin is normally paid by the owner unless the car is still under warranty or a warranty extension applies.

N47T Oxygen Sensor Faults Caused By Thermal Shock Damage.

NHTSA's summary of this communication (excerpt)

Official document on NHTSA (PDF) →

Details

Bulletin numberSIB 11 02 16
Also written: SI B11 02 16, B110216, 11 02 16, SIB-11-02-16, SI B110216
NHTSA ID10151164
Document IDs filedB110216
TypeService bulletin
Date
Models328d
Model years2014–2016
ChassisF30, F31
EnginesN47
Component (NHTSA)Electrical System
Engine

Model, year and engine coverage comes from NHTSA's records. Not every car in this range is affected; the official document lists the exact production dates and conditions.

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Source: NHTSA Manufacturer Communications (public data). BimmerBench is not affiliated with BMW or NHTSA. The title and description above are our own plain-English summary; the full bulletin is BMW's document, linked above.