GMC P0452 EVAP System Pressure Sensor/Switch Low Input

Description

OBD-II Trouble Code Description for P0452 GMC

Evaporative Emission System Pressure Sensor/Switch Low

What does this mean?

OBD2 Code P0452 GM 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 OBD code P0452 GM
– Engine Light ON (or Service Engine Soon Warning Light)

Causes

Possible causes of OBD code P0452 GM
– The EVAP control system pressure sensor circuit is open or shorted – EVAP control system pressure sensor may be faulty The Error code is generally activated on detection of the following conditions: An excessively low voltage from the sensor is sent to ECM.

Possible Solutions

– Retight gas cap – Replaced EVAP Control System Pressure Sensor


The OBD2 Code Information Be Applicable For GMC:

2013 GMC Terrain Denali,2013 GMC Acadia,2011 GMC Sierra All Terrain HD Concept,2010 GMC Terrain,2010 GMC Granite Concept,2009 GMC Sierra Hybrid Crew Cab,2008 GMC Yukon Hybrid,2008 GMC Denali XT Concept,2007 GMC Yukon XL,2007 GMC Yukon Denali,2007 GMC Yukon,2007 GMC Sierra Denali,2007 GMC Sierra Classic,2007 GMC Sierra 3500 HD SLT Crew Cab,2007 GMC Sierra 2500 HD SLT Extended Cab,2007 GMC Sierra,2007 GMC Acadia,2005 GMC Sierra Denali 1500 Crew Cab,2005 GMC Graphyte Concept,2005 GMC Envoy XL Denali,2005 GMC Envoy Denali

Note:

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