Lincoln P0641 5 Volt Reference Voltage Incorrect

Description

OBD-II Trouble Code Description for P0641 Lincoln

Sensor Reference Voltage “A” Circuit/Open

What does this mean?

OBD2 Code P0641 Lincoln definition:
The Service Manual says The Engine Control Module (ECM) detects a voltage out of tolerance condition on the 5V reference 1 or 2 bus for more than 0.5 seconds.

Symptoms

Possible sumptoms of OBD code P0641 Lincoln
– Engine Light ON (or Service Engine Soon Warning Light)

Causes

Possible causes of OBD code P0641 Lincoln
– ECM Short circuit condition – Shorted sensor on 5 volt circuit – Failed ECM The Error code is generally activated on detection of the following conditions: The ECM has detected the sensor 5 volt reference circuit voltage is higher or lower than expected

Possible Solutions

The OBD2 Code Information Be Applicable For Lincoln:

2013 Lincoln MKZ,2013 Lincoln MKT,2013 Lincoln MKS,2013 Lincoln MKC,2012 Lincoln MKZ,2011 Lincoln MKX,2010 Lincoln MKZ,2010 Lincoln MKT,2009 Lincoln MKS,2009 Lincoln C Concept,2008 Lincoln MKT Concept,2007 Lincoln Navigator,2007 Lincoln MKZ,2007 Lincoln MKX,2007 Lincoln MKR Concept,2006 Lincoln Zephyr,2006 Lincoln Mark LT,2006 Lincoln MKS Concept,2004 Lincoln Mark X Concept,2004 Lincoln Aviator Concept,2003 Lincoln Town Car,2003 Lincoln Aviator,2001 Lincoln MK9

 

Note:

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