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Home › Suzuki › 2002 › XL-7 Plus › Repair and Diagnosis › Engine Performance › System › Engine Controls - Self-Diagnostics › Diagnostic Tests › DTC P0116: Engine Coolant Temperature Sensor Circuit - Range/Performance Problem › Possible Causes

Possible Causes

Possible causes are:

ECT sensor malfunction.
ECT sensor circuit malfunction.
Thermostat malfunction.
ECM malfunction.