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April 2, 2021 Service bulletin

Lack of power and the check engine light on with DTC P061B:00 stored in PCM memory under one of the...

Mazda technical service bulletin 01-008-21-3787 for 2018-2019 Mazda CX-5, 2018-2019 Mazda MAZDA6 and 2019 Mazda MX-5 and others.

Bulletin number
01-008-21-3787
Component
Power train
Summary
Some vehicles may experience a lack of power and the check engine light on with DTC P061B:00 stored in PCM memory under one of the following conditions (A or B). DTC P061B:00 - [PCM] Internal control module torque calculation performance problem. Due to an improper control logic of the PCM, the engine torque calculation error detection is too sensitive. To eliminate this concern, the PCM software has been modified.

Owners of these vehicles have filed 85 complaints in the transmission category.

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