| DTC Strategy |
- Transition time monitor (Lean to rich)
|
- Poor connector connection
- HO2S (bank1, sensor2)
- ECM
|
| Enable Condition |
- Normal auxiliary battery voltage (11 to 16V)
- Oxygen sensor internal resistance is less than 3000Ω
- Modeled exhaust gas temperature is greater than 300°C (572°F) at sensor location
- Modeled catalyst temperature is greater 400°C (752°F)
- Mass air flow integral after leaving fuel cut off is greater than 100g
|
| Threshold Value |
- Average of signal gradient is less than 1500mV/s
|
| Diagnostic Time |
- 3 valid diagnostic cycles
|
| MIL ON Condition |
|