| DTC Strategy |
|
- Poor connector connection
- Faulty FRPS
- Abnormal fuel pressure
- Low or no fuel
|
| Enable Condition |
- Catalyst heating finished
- Fuel trim active
- Catalyst purge not active
- Full load not active
- Engine speed is between 512 to 4000rpm
- Mass fuel flow is between 0.08 to 0.12g/rev
- Canister load is less than 0.5
- No additional warm up fueling (Engine coolant temperature is less than 73°C (163°F))
- Catalyst temperature is less than 960°C (1760°F)
- Volume fuel flow is less than 7.6l/h (Versus engine speed)
|
| Threshold Value |
Case1 |
- Fuel trim controller including long term fuel trim is greater than 25%
- Minimum injection fuel mass not active
- Fuel pressure controller is less than -0.01g
|
| Case2 |
- Fuel trim controller including long term fuel trim is less than -25%
- Fuel pressure controller is greater than 0.013g
|
| Diagnostic Time |
|
| MIL ON Condition |
|