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2002 Nissan Pathfinder SE 3.5L MIL Lamp on
Posted to Asian Driveability on 8/20/2008 10 Replies

Came in for continuous p0420 and 430 . both bank cat inefficiencies. Both downstram o2s were changing as fast as front o2s, replaced both cat converter assys, and keep getting code 420, the 430 is gone, then replaced 1 o2 at a time , until all 4 replaced , sam...

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car Vehicle Data

2002 Nissan Pathfinder SE

VIN JN8DR09Y62
Engine3.5 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0420Catalyst Efficiency Below Threshold (Bank 1)
Message Closed

car Vehicle Data

2002 Nissan Pathfinder SE

VIN JN8DR09Y62
Engine3.5 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0420Catalyst Efficiency Below Threshold (Bank 1)