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Home >> Mazda >> 2012 >> 6 i Touring >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 23 (On-Board Diagnostic [Engine Controls MZI 3.7] (5 Of 5)) >> DTC P1397:00 >> Notes

DTC P1397:00: Notes

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DTC P1397:00 System voltage out of self-test range
DETECTION CONDITION 
  • This DTC indicates that the 12-volt system voltage is too high or too low during the KOEO or KOER self-test. It sets if the system voltage falls below or exceeds the calibrated threshold at any time during the KOEO or KOER self-test.
POSSIBLE CAUSE 
  • Battery or charging system concern.