Mazda 6 Service Manual: No.27 hold indicator light does not illuminate when hold switch is turned to on

No.26 starter does not work

No.28 hold indicator light illuminates when hold switch is not turned to on

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Mazda 6 Service Manual: Foreword
When the customer reports a vehicle malfunction, check the malfunction indicator lamp (MIL) indication and diagnostic trouble code (DTC), then diagnose the malfunction according to following flowchart. - If a DTC exists, diagnose the applicable DTC inspection. (See DTC TABLE.) - ...

Mazda 6 Service Manual: Seek Switch
AM/FM radio Press the seek switch ( , ). The radio switches to the next/previous stored station in the order that it was stored. Press and hold the seek switch ( , ) to seek all usable stations at a higher or lower frequency whether programmed or not. Radio stations which have been previ ...