The intake plenum is simply the top of the upper intake manifold, where the throttle body is attached. It is made of black plastic.
it is in the back of vavle cover on firewall side. you can't see it unless you remove the intake plenum.
The 1999 Mercury Milliliter intake bolt torque specifications is 60 pounds per square inch. The intake bolts should be torqued at 30 pound intervals.
How do you change the thermostat in 1999 Mercury Villager
the knock sensor is under intake, must remove intake and it is under two coolant lines.
Yes.
The knock sensor is under the intake manifold, which has to be removed. This should be left to an experienced mechanic.
According to the 1999 Mercury Villager Owner Guide : ( 20.0 US. gallons )
In the engine.
No, no room.
134-A
The most likely cause is an intake manifold gasket leak (that is if all the hoses and water pump have been ruled out)
There are six fuel injectors that mount into the lower intake manifold. Only three can really be seen normally.