DTC P1118: Engine Coolant Temperature Sensor No. 2 - High Input: Condition
WARNING: This page is about a different car, the 2002 Suzuki Esteem. However, it is still accessible from the selected car via links, so may be relevant.
MIL is illuminated and DTC sets when ECT sensor No. 2 output voltage is higher than expected. Possible causes are:
- ECT sensor No. 2 malfunction.
- Open or short in ECT sensor No. 2 circuits.
- ECM malfunction.