DTC P2C90-00: Crankcase Ventilation System - Hose "A" Disconnected [03/2023 - ]: Description
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When blowby gas is introduced from the crankcase to the intake system, fresh air is introduced to maintain pressure inside the crankcase.
In order to prevent leaks from the fresh air hose during boosting, the intake air flow and PCV pressure are monitored to detect hose detachment or damage.
| *1 | Air Cleaner | *2 | Compressor |
| *3 | Intercooler | *4 | Throttle Valve |
| *5 | PCV Valve | *6 | Vacuum Sensor Assembly |
| *a | Blowby Gas | *b | Fresh Air |
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL | Note |
|---|---|---|---|---|---|
| P2C90-00 | Crankcase Ventilation System - Hose "A" Disconnected | The change in PCV pressure is less than the threshold value when the change in intake air flow for each bank is at or above the specified value (2 tripdetection logic). |
|
Comes on | SAE Code: P2C90 |