DTC P0117: Engine Coolant Temperature Sensor Circuit - Low Input: Condition
WARNING: This page is about a different car, the 2002 Suzuki XL-7. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0117 is set when ECM detects ECT sensor input voltage is low with engine running for 5 seconds continuously. Engine coolant temperature high and ECT resistance low.