DTC Detection Logic
DTC DETECTION CONDITION AND POSSIBLE CAUSES REFERENCE TABLE
| DTC No. |
Trouble diagnosis name |
DTC detecting condition |
Possible cause |
| P0452 |
EVAP control system pressure sensor low input |
An excessively low voltage from the sensor is sent to ECM. |
- Harness or connectors
(EVAP control system pressure sensor circuit is open or shorted.
[Crankshaft position (CKP) sensor circuit is shorted.]
[Camshaft position (CMP) sensor (bank 2) circuit is shorted.]
[Exhaust valve timing (EVT) control position sensor (bank 2) circuit is shorted.]
(Battery current sensor circuit is shorted.
[Accelerator pedal (APP) sensor 2 circuit is shorted.]
(Refrigerant pressure sensor circuit is shorted.
- EVAP control system pressure sensor
- CKP sensor
- CMP sensor (bank 2)
- EVT control position sensor (bank 2)
- Battery current sensor
- APP sensor
- Refrigerant pressure sensor
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