Description
OBD-II Trouble Code Description for P0446 Honda
Evaporative Emission System Vent Control Circuit
What does this mean?
OBD2 Code P0446 Honda definition:
Evap vent valve has only one purpose. It closes in order to seal the vent so the EVAP system can pressurize and ensure there are no leaks. Evap vent valve is usually supplied Batt. voltage with key on. The ECM’s driver controls the ground, and when grounded, activates the valve (closing it). If the ECM detects a short to ground, and open,or a short to battery voltage on the control circuit, P0446 Honda will set. Code also may refer to ECM detecting that EVAP system is unable to achieve or maintain vacuum during test.
Symptoms
Possible sumptoms of OBD code P0446 Honda
There will be no obvious symptoms to driver, other than MIL illumination.
Causes
Possible causes of OBD code P0446 Honda
A code P0446 Honda could mean one or more of the following has happened: Faulty vent valve Open, short or excessive resistance on Vent valve control circuit Blockage of vent valve Bad PCM
Possible Solutions
With a P0446 Honda OBD-II trouble code, here are some things to try: Replace Vent valve Repair open, short, or resistance problem in control circuit Repair open, or short, or resistance problem in power circuit Replace PCM
The OBD2 Code Information Be Applicable For Honda:
2013 Honda Urban SUV Concept,2013 Honda S660 Concept new,2013 Honda NSX-GT Concept,2013 Honda N-One,2013 Honda GEAR Concept,2013 Honda Civic,2013 Honda CR-Z,2012 Honda Civic,2011 Honda Jazz,2011 Honda Accord,2010 Honda Insight,2010 Honda CR-V,2009 Honda City,2008 Honda S2000,2008 Honda Accord,2007 Honda Fit,2007 Honda Civic,2007 Honda CR-V,2007 Honda Accord,2006 Honda Civic,2005 Honda Element,2005 Honda CRV SE,2005 Honda CRV EX,2003 Honda Element,2003 Honda CR-V,2002 Honda NSX,2002 Honda Civic Si,2002 Honda Accord SE,2001 Honda NSXR Concept,2001 Honda Model X Concept,2001 Honda Civic Si Concept,2001 Honda Civic Concept,2001 Honda CR-V,2001 Honda Accord Sedan,2001 Honda Accord Coupe,2000 Honda S2000,2000 Honda Passport,2000 Honda Insight
Note:
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