GMC P0119 Engine Coolant Temperature Circuit Intermittent

Description

OBD-II Trouble Code Description for P0119 GMC

Engine Coolant Temperature Circuit Intermittent

What does this mean?

OBD2 Code P0119 GM definition:
The Engine Coolant Temperature (ECT) sensor is used to detect the engine coolant temperature. The sensor modifies a voltage signal from the Engine Control Module (ECM). The modified signal returns to the ECM as the engine coolant temperature input. The sensor uses a thermistor which is sensitive to the change in temperature. The electrical resistance of the thermistor decreases as temperature increases.

Symptoms

Possible sumptoms of OBD code P0119 GM
– Engine Light ON (or Service Engine Soon Warning Light)

Causes

Possible causes of OBD code P0119 GM
– Low engine coolant level – Engine Coolant Temperature (ECT) sensor harness is open or shorted – Engine Coolant Temperature (ECT) sensor electrical circuit poor connection – Faulty Engine Coolant Temperature (ECT) sensor – Faulty engine coolant thermostat The Error code is generally activated on detection of the following conditions: The Engine Control Module (ECM) detected an erratic signal from the ngine Coolant Temperature (ECT) sensor during the system monitor test

Possible Solutions

Replace Coolant, or top up Check with Live data reading from ECT sensor Replace Coolant Temp 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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