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Saturn
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2001
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L300
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Repair and Diagnosis
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Engine Performance
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Engine Controls - Self-Diagnostics
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Diagnostic Tests
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DTC P0116: ECT Sensor Circuit Performance
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Code Enable Criteria
Code Enable Criteria
Engine is cranking or running.
DTC sets when ECT sensor signal deviates more than 22°F (12°C) from ECM modeled temperature.