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2003
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Land Cruiser
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Repair and Diagnosis
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Engine Performance
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System
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Engine Control System Self Diagnostics
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Diagnostic Tests
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DTC P0116: Engine Coolant Temperature Sensor Circuit Range/Performance Or DTC P0125: Insufficient Coolant Temperature For Closed Loop Fuel Control
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Circuit Description
Circuit Description
Engine Coolant Temperature (ECT) sensor is a thermistor which monitors engine coolant temperature.