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Home › Cadillac › 1990 › Seville Base, 440T4/ME9 › Repair and Diagnosis › Engine Performance › System › Engine Controls - Tests W/Codes › ECM Trouble Code Charts › ECM Code EO14: Shorted Coolant Sensor Circuit › Failure Conditions:

Failure Conditions:

Coolant sensor value greater than or equal to 298°F (148°C) (sensor signal shorted to ground).

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