There are two, on in front of the converters near the engine, and one after the converters, roughly under the passenger seat.
1999 - 2002.
It's at the top of the transmission on the back corner.
It means a fault in the Throttle Position Sensor circuit.
It detects detonation in the combustion chamber(s), then adjusts the engine timing to compensate.
Bank 2 is the drivers side of the engine in a 2002 Mercury Mountaineer Sensor 2 is after the catalytic converter ( downstream )
There are two.
1999-2002 Villager or Nissan Quest.
My auto lamp light sensor is not working on my Mercury Sable 2002. Why?
Plug in a scan tool.
1999 - 2002.
left side of the engine after the cat
The tank size of the Mercury Villager is approximately 20 gallons.