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Home >> Mazda >> 2012 >> 6 i Touring >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 22 (On-Board Diagnostic [Engine Controls MZI 3.7] (4 Of 5)) >> DTC P0603:00 >> Notes

DTC P0603:00: Notes

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DTC P0603:00 PCM keep alive memory (KAM) error
DETECTION CONDITION 
  • Indicates the PCM has experienced an internal memory concern. However, there are external items that can cause this DTC.
POSSIBLE CAUSE 
  • Battery terminal corrosion
  • Loose battery connection
  • Connector or terminal malfunction
  • Open circuit between battery positive terminal and PCM terminal 1V
  • Reprogramming
G08140162Courtesy of MAZDA MOTORS CORP.