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DTC P0448 EVAP. Emission System-Vent Control Circuit Shorted: DTC Detecting Condition
DTC DETECTING CONDITION
| Item |
Detecting Condition |
Possible cause |
| DTC Strategy |
- Detects a short to battery on Vent Valve output circuit.
|
- Poor Connection
- Short to battery in CCV circuit
- CCV
- PCM
|
| Enable Conditions |
- No disabling Faults Present
- Engine Running
- 11V ≤ Ignition Voltage ≤ 16V
- Enable Time delay ≥ 0.5sec.
|
| Threshold value |
|
| Diagnosis Time |
- Continuous (More than 5sec. test failure for every 10sec. tests)
|
| MIL On Condition |
|