Dodge caravan 2005

Question

What does the code p0441 mean

Answer 1

The PCM activates the EVAP Purge solenoid gradually increases to maximum flow. During flow, the PCM looks for the NVLD switch to close. If the PCM does not see the NVLD switch close at maximom flow an errow is detected. Two Trip Fault.

POSSIBLE CAUSES 

 

• Good Trip Equal to Zero
• NVLD Switch Operation
• Vehicle History and Service Bulletin Investigation
• Checking EVAP Purge Solenoid Functionality
• EVAP Purge Vacuum Supply
• Verify NVLD Operation