FixVault
Home › Cadillac › 1991 › Seville Base › Repair and Diagnosis › Engine Performance › System › Engine Controls - Tests W/Codes › Diagnostic Tests › Pcm Code EO17, Left Oxygen Sensor Not Ready › Failure Conditions:

Failure Conditions:

Oxygen sensor voltage stays between .307-.609 volt more than 64 seconds (not toggling).

About FixVault