GMC P0650 Malfunction Indicator Lamp Control Circuit Malfunction

Description

OBD-II Trouble Code Description for P0650 GMC

Malfunction Indicator Lamp (MIL) Control Circuit

What does this mean?

OBD2 Code P0650 GM definition:
Malfunction Indicator Lamp (MIL) is located on the instrument panel. When the ignition switch is turned ON without engine running, MIL will light up. This is a bulb check. When the engine is started, MIL should go off. If MIL remains on, the on board diagnostic system has detected an engine system malfunction.

Symptoms

Possible sumptoms of OBD code P0650 GM
– Engine Light ON (or Service Engine Soon Warning Light)

Causes

Possible causes of OBD code P0650 GM
– Harness or connectors for the MIL circuit is open or shorted – MIL bulb may be faulty – Faulty ECM The Error code is generally activated on detection of the following conditions: – An excessively high voltage is sent to ECM through the MIL circuit under the condition that calls for MIL light up. – An excessively low voltage is sent to ECM through the MIL circuit under the condition that calls for MIL not to light up.

Possible Solutions


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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