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O2 sensors are always located on the exhaust system.
Library? Chilton/ Motors / or Haynes Manuals?
There is actually two catalytic converters. They are the first two components in the exhaust system and lie directly under the engine.
inside a can of sprite
There is no need to do this normally.
Not necessary on this vehicle.
you do have an ( 02 ) sensor on the exhaust system
This should not be necessary on this vehicle.
Yes, the 1993 Mercury Villager was a 1992 Nissan Quest. The last year Nissan used a Carburetor on a Quest. Fuel injection system replaced the carburetor in 1993.
I'm not familiar with any such procedure on this vehicle.
This vehicle does not have a bleed valve, it is not needed.
Trouble code P1446 means: EVAP System Vent Control Closed