P1644 Citroen Traction Control Delivered Torque Output Circuit
Possible causes
– Poor connection at the AC motor control module
– Open or short circuit condition
– Failed AC Motor Control Module
– Open or short circuit condition
– Failed AC Motor Control Module
What about the obd code?
No duty signals are input from the MCM for at least 5 seconds.
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P1644 Citroen Description
The Motor Control Module (MCM) signals various information about the IMA system to the Engine Control Module (ECM) via the MOTFSA signal line. If no duty signals are input from the MCM for at least a set time period, the ECM detects a malfunction and stores a DTC.
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,