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Home › Oldsmobile › 1991 › Toronado Base › Repair and Diagnosis › Engine Performance › System › Engine Controls - Tests W/Codes - Pcm/BCM › Output Display Codes › ECM (Pcm) Output Parameters: › EO06

ECM (Pcm) Output Parameters:: EO06

#2 coolant fan relay (FAN REL 2) display is LO when coolant fan is energized.

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