DTC Detection Logic
- An excessively low voltage from the sensor is sent to ECM.
- An excessively high voltage from the sensor is sent to ECM.
| DTC | CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition | |
| P0117 | ECT SEN/CIRC (Engine coolant temperature sensor 1 circuit low) |
Diagnosis condition | Ignition switch ON |
| Signal (terminal) | Voltage signal transmitted from engine coolant temperature sensor to ECM | ||
| Threshold | An excessively low voltage from the sensor is sent to ECM | ||
| Diagnosis delay time | - | ||
| P0118 | ECT SEN/CIRC (Engine coolant temperature sensor 1 circuit high) |
Diagnosis condition | Ignition switch ON |
| Signal (terminal) | Voltage signal transmitted from engine coolant temperature sensor to ECM | ||
| Threshold | An excessively high voltage from the sensor is sent to ECM | ||
| Diagnosis delay time | - | ||