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Home › Cadillac › 1992 › Seville Base › Repair and Diagnosis (Single Page) › Engine Performance › System › Engine Controls - Tests W/Codes › Pcm Code Charts › Pcm Code E017, Left Oxygen (O2) Sensor Not Ready › Possible causes of PCM Code E017 are:

Possible causes of PCM Code E017 are:

Open in circuit No. 1589 or 413.
Short to voltage on circuits No. 1589 or 413.
O2 sensor cannot respond.