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Home >> Suzuki >> 2006 >> Aerio Base, AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> Engine General Information And Diagnosis >> Diagnostic Information and Procedures >> DTC P0128: Coolant Thermostat >> DTC Detecting Condition and Trouble Area
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DTC Detecting Condition and Trouble Area

DTC DETECTING CONDITION CHART

DTC detecting condition Trouble area
Engine coolant temp. is too low (lower than 52°C, 126°F) although engine was running for specified time after starting engine.
(2 driving cycle detection logic)
  • Thermostat
  • ECT sensor
  • ECM
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