CAR OBD CODES

P0454 OBD Code Definition:
P0454 Evaporative Emission Control System Pressure Sensor Intermittent
P0454 OBD Code Description:

OBD2 Code P0454 Definition:
The EVAP control system pressure sensor detects pressure in the purge line. The sensor output voltage to the ECM increases as pressure increases. The EVAP control system pressure sensor is not used to control the engine system. It is used only for on board diagnosis. Symptoms

Possible sumptoms of P0454
– Engine Light ON (or Service Engine Soon Warning Light) Possible Causes

Possible causes of P0454
– The EVAP control system pressure sensor circuit is open or shorted – Rubber hose to EVAP control system pressure is clogged, vent, kinked, disconnected or improper connection. – EVAP control system pressure sensor may be faulty – EVAP The Error code is generally activated on detection of the following conditions: – An intermittent voltage signal from EVAP control system pressure sensor is sent to ECM. Possible Solutions

– Replaced EVAP Control System Pressure Sensor
Note: The information on the P0454 error code is purely informative, if you need more useful information, please consult your technician.