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2003
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MPV ES
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Repair and Diagnosis (Single Page)
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Engine Performance
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Engine Controls - Self-Diagnostics
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DTC P1603: Code Word Is Not Registered In Pcm
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Possible Cause
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Possible Cause
Immobilizer system reprogram procedure (code word) not being performed after replacing PCM.