P0420 on NISSAN PATHFINDER
What P0420 Means on Your NISSAN PATHFINDER
Real NISSAN PATHFINDER Owner Reports (Source: NHTSA Complaints Database)
"[fuel level sensor] service engine light went on august 10, 2008, two codes p0463(fuel level sensor) and p0420(catalytic efficiency low). shortly after this; when filling-up the fuel gauge would read "e" after some time it would read correctly. this problem is intermittent."
"Cvt transmission problem : (1) the codes that were stored were p01710 cvt judder code & p0420 trans fluid low code (2) and transmission is taking 10secs to shift properly so needs a new transmission."
Data from NHTSA Vehicle Complaints Database. All reports are filed by vehicle owners directly with the U.S. Department of Transportation.
Common Causes of P0420 on NISSAN PATHFINDER
Percentages based on NHTSA complaint component analysis for this vehicle.
Complaint Trend by Year
What To Do Next
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1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if your vehicle is covered.
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2
Get a proper diagnosis
A code alone doesn't tell you the exact failed part. A diagnostic at a shop ($50-$150) pinpoints the root cause before you spend money on parts.
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3
Compare repair quotes
Get 2-3 quotes. Dealer vs independent shop prices often differ 30-50% for the same repair.