This bulletin applies to 2013-2016 Mazda CX-5 AWD vehicles built before July 1, 2016. Some vehicles may exhibit one or both of the following concerns: Noise from coupling unit while driving and 4WD warning light on with DTC P1887:11-14 stored in memory. 

Mazda notes that on all models with IDS version 104 and higher, permanent DTCs are displayed. The purpose of a permanent DTC is to prevent customers from clearing them by disconnecting the battery cable in order to pass a smog check.

Some 2010-2015 Mazda CX-9 vehicles may exhibit an unusual rattle/buzzing noise from the pre-silencer when driving at about 1,800 rpm.

This bulletin pertains to some 2012-2013 Mazda3 vehicles.

This bulletin applies to 2012-2014 Mazda3, 2014-2015 Mazda6 and 2013-2015 CX-5 vehicles.

Mazda offers a tip that applies to not only their vehicles but all vehicles regardless of make and model/year. 

This bulletin applies to 2013-2016 Mazda CX-5 vehicles. 

Some owners of 2007-2015 Mazda CX-9 vehicles may complain of a check engine light on while driving.

This bulletin concerns some 2014-2021 Mazda6, 2013-2021 CX-5, 2014-2018 Mazda3, 2016-2021 CX-3, 2016-2021 MX-5 and 2016-2021 CX-9 vehicles.

Some owners of 2016 Mazda CX-5 vehicles may complain about a creaking noise when driving through a dip or bump in the road while accelerating.