Description OBD-II Trouble Code Description for P0684 Alfa Romeo Glow Plug Control Module to PCM Communication Circuit Range/Performance The OBD2 Code Information Be Applicable For Alfa Romeo: 2014 Alfa Romeo MiTo new,,2014 Alfa Romeo Giulietta new,,2014 Alfa Romeo 4C,,2013 Alfa Romeo Gloria Concept,,2013 Alfa Romeo Disco Volante Touring,,2012 Alfa Romeo Disco Volante Touring Concept,,2011 Alfa…
Tag: P0684
P0684 Acura Glow Plug Control Module- Implausible Signal
Description OBD-II Trouble Code Description for P0684 Acura Glow Plug Control Module to PCM Communication Circuit Range/Performance The OBD2 Code Information Be Applicable For Acura: 2014 Acura RLX,2014 Acura MDX,2013 Acura SUV-X Concept,2013 Acura RDX,2013 Acura NSX Concept,2013 Acura MDX Concept,2013 Acura ILX Endurance Racer,2013 Acura ILX,2012 Acura TL,2012 Acura RLX Concept,2012 Acura NSX Concept,2012…
P0684 VOLKSWAGEN Glow Plug Control Module- Implausible Signal
Possible causes – Faulty Glow Plug Control Module (GPCM)– GPCM harness is open or shorted– GPCM circuit poor electrical connection– Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Lack/Loss of Power– The engine may be harder to start– Engine hesitation