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November 28, 2017 Service bulletin

If you receive a customer complaint of a Check Engine Light on with a DTC P0401 stored in memory, follow...

Mazda technical service bulletin SA-072-17 for 2016-2018 Mazda CX-9.

Bulletin number
SA-072-17
Component
Engine and engine cooling: exhaust system: emission control: gas recirculation valve (EGR valve)
Summary
If you receive a customer complaint of a Check Engine Light on with a DTC P0401 stored in memory, follow the repair procedure below.

Owners of these vehicles have filed 193 complaints in the engine category.

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