DTC Detection Logic
| DTC No. |
Trouble diagnosis name |
DTC detecting condition |
Possible cause |
| P0453 |
EVAP control system pressure sensor high input |
An excessively high 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 (POS) circuit is shorted.]
[Accelerator pedal position (APP) sensor 2 circuit is shorted.]
(Refrigerant pressure sensor circuit is shorted.)
- EVAP control system pressure sensor
- CKP sensor (POS)
- APP sensor
- Refrigerant pressure sensor
- EVAP canister vent control valve
- EVAP canister
- Drain filter
- Rubber hose from EVAP canister vent control valve to drain filter
|
Regarding Wiring Diagram information, refer to
"WIRING DIAGRAM-ENGINE CONTROL SYSTEM-
".