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Home >> Saturn >> 2001 >> SC2 Automatic, MP6 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P1620: Low Coolant Switch Circuit >> Code Enable Criteria

Code Enable Criteria

Engine is running.

DTC sets when coolant level input at PCM is low (indicating low coolant level) for greater than 30 seconds.

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