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September 21, 2020 Service bulletin

Some customers may experience an engine no start condition where the engine will only start by holding the...

Mazda technical service bulletin SA-048-20a for 2019-2021 Mazda MAZDA3 and 2020-2021 Mazda CX-30.

Bulletin number
SA-048-20a
Component
Equipment
Summary
Some customers may experience an engine no start condition where the engine will only start by holding the key transmitter over the Start/Stop button. This may be caused by an accidental activation of the keyless pacemaker function. NOTE:  DTC B13D3:97 (Remote transmitter registration work not completed) is stored if key programming is performed when keyless pacemaker function is activated.  Key programming is not possible when keyless pacemaker function is activated.

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