Bank 1 is the left or front exhaust manifold. Open the hood and look straight down. It should be screwed into the manifold before it bends under the engine.
the elictronic control sinsor at on a 93 mercury villager
The cam sensor on a 1996 Mercury Villager cost about $35 to $40. The sensor is actually manufactured by a Nissan subsidiary.
the sensor on the 3.3l mucury villager is integrated into the distributor
There is no such part.
No, there is not.
on my 1999 ford mercury villager its on top of transmission under the van
If you mean the fuel level sensor it's in the fuel tank.
The speed sensor is at the top rear of the transmission housing.
can you tell me where the knock sensor is located on a 3.3l mercury villager
This is an image. (below)
That is incorporated with the latch assembly.
On the EGR valve assembly.