Typical Enabling Conditions
Engine Coolant Temperature (ECT) sensor cold start monitor:
TYPICAL ENABLING CONDITIONS
| This monitor will run whenever these DTCs are not present | P0100 to P0103: Mass air flow (MAF) meter P0110 to P0113: Intake air temperature (IAT) sensor |
| Battery voltage | 10.5 V or more |
| Time after engine start | 1 seconds or more |
| ECT at engine start | Less than 60°C (140°F) |
| IAT sensor circuit | OK |
| Soak time | 5 hours or more |
| Accumulated MAF | 900 g or more |
| Engine | Running |
| Fuel cut | OFF |
| Difference between ECT at engine start and IAT | Less than 40°C (72°F) |
ECT sensor hot start monitor:
ECT SENSOR HOT START MONITOR
| This monitor will run whenever these DTCs are not present | P0100 to P0103: MAF meter P0110 to P0113: IAT sensor |
| Battery voltage | 10.5 V or more |
| MAF meter circuit | OK |
| ECT at engine start | Less than 60°C (140°F) |
| ECT at engine start | 60 to 150°C (140 to 302°F) |
| Engine load change | 10 times or more |
| Accumulated MAF | 3,000 g or more |
ECT sensor soak monitor:
ECT SENSOR SOAK MONITOR REFERENCE
| This monitor will run whenever these DTCs are not present | P0100 to P0103: MAF meter P0110 to P0113: IAT sensor |
| Battery voltage | 10.5 V or more |
| Engine | Running |
| Soak time | 5 hours or more |
| Either (a) or (b) condition is met | - |
| (a) ECT | 60°C (140°F) or more |
| (b) Accumulated MAF | 5,000 g or more |