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Home >> Mazda >> 2004 >> MX-5 Miata Base, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> On-Board Diagnostic (Engine Control System BP, BP With TC] >> DTC P1604: Code Word Unregistered In Pcm >> Notes
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DTC P1604: Code Word Unregistered In Pcm: Notes

Fig 1: Possible Causes - DTC P1604 [BP, BP With TC]
G00992813Courtesy of MAZDA MOTORS CORP.
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