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DTC P2096 Post Catalyst Fuel Trim System Too Lean (Bank 1): DTC Detecting Condition
DTC DETECTING CONDITION CHART
| Item |
Detecting Condition |
Possible cause |
| DTC Strategy |
- Fuel Trim Rear Sensor Control Limits Exceeded
|
- Air leakage in exhaust System
- HO2S
- TWC
|
| Enable Conditions |
- Cell Enabled
- Barometric Pressure ≥ 74 kPa
- Intake Air Temperature ≥ -10 °C
- System Voltage ≥ 10.9936 V
- Closed Loop Active
- BLM learn Allowed
- Disabling Fault not present
|
| Threshold value |
- Front O2 Sensor switch point ≥ 0.6V Rear O2 Sensor Voltage < 0.25V
|
| Diagnosis Time |
- Fail count > 60 within 80 samples 250ms continuous loop
|
| MIL On Condition |
|