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December 22, 2015 Service bulletin

Rough idle with the MIL on and DTC P0015 / P0524 stored in memory. • P0015:00

Mazda technical service bulletin 01-023-15-3084B for 2012-2016 Mazda MAZDA3, 2013-2016 Mazda CX-5 and 2014-2016 Mazda MAZDA6.

Bulletin number
01-023-15-3084B
Component
Engine
Summary
Some vehicles may experience a rough idle with the mil on and dtc p0015 / p0524 stored in memory. • p0015:00 - exhaust cmp timing over-retarded • p0524:00 - engine oil pressure too low this is caused by a drop in engine oil pressure due to a piece of foreign object stuck on the oil pump pressure relief valve or ocv. The temporary entry of the foreign object triggers a mil illumination, but rough idle will not be produced until a later time.

Owners of these vehicles have filed 236 complaints in the engine category.

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