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Eric
Eric, Automotive Repair Shop Manager
Category: Ford
Satisfied Customers: 29973
Experience:  Automotive Repair Shop Manager, Technician
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where is bank 1 sensor 2 o2 sensor located on 2003 ford ex

Resolved Question:

where is bank 1 sensor 2 o2 sensor located on 2003 ford expedition?
Submitted: 7 years ago.
Category: Ford
Expert:  Eric replied 7 years ago.

Hi,

 

Ok, Bank1 Sensor2 is the passenger side downstream O2 sensor. It is located at the outlet end of the catalytic converter on the passenger side exhaust. You can access it from underneath the vehicle.

 

graphic

 

An O2 sensor socket makes removal much easier, otherwise use a 7/8" wrench

 

O2 socket:

graphic

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