P0084 Citroen Exhaust Valve Timing Control Magnet Retarder Circuit Bank 2
Possible causes
– Faulty Exhaust Valve Timing Control Magnet Retarder
– Exhaust Valve Timing Control Magnet Retarder harness is open or shorted
– Exhaust Valve Timing Control Magnet Retarder poor electrical circuit connector
– Exhaust Valve Timing Control Magnet Retarder harness is open or shorted
– Exhaust Valve Timing Control Magnet Retarder poor electrical circuit connector
What about the obd code?
An improper voltage is sent to the Engine Control Module (ECM) through exhaust valve timing control magnet retarder.
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P0084 Citroen Description
Exhaust valve timing control magnet retarder controls the shut/open timing of the exhaust valve by ON/OFF pulse duty signals sent from the Engine Control Module (ECM). The longer pulse width retards valve angle. The shorter pulse width advances valve angle.
Citroen Vehicle:2013 Citroen,2012 Citroen,2011 Citroen,2010 Citroen,2009 Citroen,2008 Citroen,2007 Citroen,2006 Citroen,2005 Citroen,2004 Citroen,2003 Citroen,2002 Citroen,2001 Citroen,2000 Citroen,1999 Citroen,1998 Citroen,1997 Citroen,1996 Citroen,