DTC P0116 Engine Coolant Temperature Circuit Range/Performance: DTC Detecting Condition
DTC DETECTING CONDITION CHART
| Item |
Detecting Condition |
Possible Cause |
| DTC Strategy |
- Coolant temp. not reached warm up state
|
- Contact resistance in connectors
- Defective cooling system
- Defective thermostat
|
| Case1) |
Enable Conditions |
- No other TCO failure already present
- 6 < Battery voltage < 16V
|
| Threshold Value |
- Measured coolant temp. < 74°C (165°F) When modeled coolant temp. > 85°C (185°F)
|
| Diagnostic Time |
- 10~30 minutes (depending on start temp)
|
| Case2) |
Enable Conditions |
- No relevant failure
- Oil temperature at engine stop of previous DC > 70°C (158°F)
- ECT at engine stop of previous DC > 70°C (158°F)
- Engine oil temperature at Start < 35°C (95°F)
- Intake Air Temperature at Start < 35°C (95°F)
|
| Threshold Value |
- Start coolant temperature > 53°C (127°F) with oil temperature < 35°C (95°F)
|
| Diagnostic Time |
|
| Fail Safe |
- Catalyst monitoring is inhibited
- Post catalyst fuel trim system monitoring is inhibited
|
| Mil On Condition |
|