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2001 Ford Expedition P1405 Diagnostic Code: What It Means and How to Fix

Model: 2001 Ford Expedition Fault Code: P1405 Posted: 2011-05-31 09:44

I'm looking for accurate information about the P1405 diagnostic code that appears on my 2001 Ford Expedition. The code is related to the EGR system, and I want to understand what it indicates and how to resolve it safely and effectively.

Related fault codes

P1405

Comments (3)

Anonymous 2011-05-31 17:57

The P1405 code is often associated with an EGR system issue—could this be the case for my vehicle?

Anonymous 2011-06-01 06:03

P1405 specifically indicates a problem with the upstream EGR pressure sensor, typically due to a disconnected or clogged EGR upstream hose.

Anonymous 2011-06-01 08:54

That matches my diagnosis! Thanks for confirming—this helps clarify what's happening in the system.