Engine-Codes
 
OBDII Code List
 
P0452 2005 TOYOTA PRIUS

P0452 2005 TOYOTA PRIUS - EVAP System Pressure Sensor/Switch Low Input

Repair Importance Level: 1/3
Repair Difficulty Level: 3/3  What does this mean?

P0452 2005 Toyota Prius Possible Causes

  • Faulty Evaporative Emission System (EVAP) Pressure sensor
  • Evaporative Emission System (EVAP) Pressure sensor harness is open or shorted
  • Evaporative Emission System (EVAP) Pressure sensor circuit poor electrical connection

When is the code detected?

An excessively low voltage from the sensor is sent to Engine Control Module (ECM).

P0452 2005 Toyota Prius Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P0452 2005 Toyota Prius Meaning

The Evaporative Emission System (EVAP) control system pressure sensor detects pressure in the purge line. The sensor output voltage to the Engine Control Module (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.
OBDII Code P0452 2005 Toyota Prius - EVAP System Pressure Sensor/Switch Low Input - Engine-Codes.com

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