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Saturn
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1993
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SW L4-1.9L DOHC VIN 7
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Repair and Diagnosis
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Sensors and Switches
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Sensors and Switches - Cooling System
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Coolant Level Sensor
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Testing and Inspection
Coolant Level Sensor: Testing and Inspection
Check resistance through the switch to ground.
Switch resistance: Open when coolant level low. Less than one ohm when coolant level full.