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Service bulletin B340517

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 id10146758
Published by NHTSA2018-11-05
Manufacturer's numberB340517
Manufacturer's date2017-09-01
NHTSA componentSERVICE BRAKES, HYDRAULIC

NHTSA's summary

TICKING NOISE WHILE CORNERING WITHOUT THE BRAKES APPLIED. Ticking noise coming from front wheel while cornering without brakes applied; noticeable at low speeds. Vehicle must be moving. Microscopic slippage of contact surface interface between inner brake disc and wheel bearing flange on vehicles equipped with lightweight brake disc.

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

Brakes

Vehicles listed
BMW 228I2014, 2015, 2016
BMW 230I2017, 2018
BMW 530E2018
BMW 530I2017, 2018
BMW 540D2018
BMW 540I2017
BMW 550I2017
BMW 750LI2016
BMW F800 R2017
BMW M235I2014, 2015, 2016
BMW M240I2017, 2018
BMW R 1200 GS ADVENTURE2017 (the catalog's model; the bulletin names a series or trim of it)
BMW R NINE T2017
BMW R1200 S ADVENTURE2018

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
B3407142023-11-01. Service bulletin. Functional noises (squealing/honking) when braking shortly before the vehicle comes to a stop. CAUSE Material-
MC0002222023-01-03. Service bulletin. BMW Motorrad is aware of a number of cases in which the screw connections of the Paralever link and/or the rear brake caliper have loosened in customer vehicles while driving.
MC3401212021-08-23. Service bulletin. During operation of the rear wheel foot brake lever, the rider feels a soft pressure point or perceptibly longer lever travel
B5109212021-07-06. Service bulletin. GROANING FROM THE SIDE WINDOWS: There is a groaning noise present from the area where the side windows meet the convertible top while driving. Insufficient seal pressure against the side windows.
B3601212021-05-24. Service bulletin. Diagnosis of Compound Brake System Complaints in M Vehicles: 1. Visible cracks are caused by high thermal stresses during rapid heating and cooling of the brake discs. Braking from high speed with cold brake components (less than 212 degrees F) increases the likelihood of cracks to form.
B3404142021-05-24. Service bulletin. Diagnosis of Compound Brake System Complaints in M Vehicles: 1. Visible cracks are caused by high thermal stresses during rapid heating and cooling of the brake discs. Braking from high speed with cold brake components (less than 212 degrees F) increases the likelihood of cracks to form.
B3405172020-08-31. Service bulletin. TICKING NOISE WHILE CORNERING WITHOUT THE BRAKES APPLIED: Ticking noise coming from front wheel while cornering without brakes applied, noticeable at low speeds. The vehicle must be moving.
B0126182020-06-15. Service bulletin. EPS STEERING ELECTRIC MOTOR MOUNTING BOLTS - LTD WTY EXT TO 10 YRS/120000 MILES: There are front end noises when turning the steering wheel and/or there is limited power steering assist when maneuvering or parking the vehicle. For the basic steering gears one possible cause is that the mounting bolts for the electric motor may become loose missing and/or broken due to corrosion.
B5130162020-04-20. Service bulletin. TAILGATE UNINTENTIONALLY OPENS: This Service Information Bulletin (Revision 4) replaces SI B51 30 16 dated March 2018. Trunk/tailgate may open when vehicle is locked Trunk/tailgate may open while the vehicle is in motion usually after stopping such as a traffic light etc. Vehicle key trunk/tailgate button may be accidentally pressed thus opening the tailgate.
B3405172020-04-20. Service bulletin. TICKING NOISE WHILE CORNERING WITHOUT THE BRAKES APPLIED: This Service Information Bulletin (Revision 3) replaces SI B34 05 17 dated September 2017. Ticking noise coming from front wheel while cornering without brakes applied noticeable at low speeds. The vehicle must be moving. See attached video V34 01 20 Note: For a similar noise heard when parking with the brakes applied refer to SIB 31 01 12. Microscopic movement of the contact interface between the inner brake disc and the wheel bearing flange on vehicles equipped with lightweight brake discs.