P0639 Infiniti Throttle Actuator Control Range/Performance
Possible causes
– Drive-by-wire control system malfunction
– Throttle actuator malfunction
– Throttle valve malfunction
– PCM malfunction
– Throttle actuator malfunction
– Throttle valve malfunction
– PCM malfunction
Tech description
Dirty or clogged throttle body can triggered the P0639 Infiniti code. Before replacing any parts try cleaning the throttle body and reset the engine light.
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P0639 Infiniti Description
The Powertrain Control Module (PCM) compares the actual Throttle Possition (TP) with the target TP when the engine is running. If the difference is more than the specification, the PCM determines that there is a throttle actuator control circuit range/performance problem.
Infiniti Vehicle:Infiniti EX35,Infiniti FX35,Infiniti FX50,Infiniti G25,Infiniti G37,Infiniti M35,Infiniti M37,Infiniti M56,Infiniti QX562013 Infiniti,2012 Infiniti,2011 Infiniti,2010 Infiniti,2009 Infiniti,2008 Infiniti,2007 Infiniti,2006 Infiniti,2005 Infiniti,2004 Infiniti,2003 Infiniti,2002 Infiniti,2001 Infiniti,2000 Infiniti,1999 Infiniti,1998 Infiniti,1997 Infiniti,1996 Infiniti,