They are inside the intake manifold.
In the intake plenumn.
It is the short runner Valve actuator part#57-154. Replace it and the code is fixed
In the intake plenumn.
is it on the side of the intake
Square plastic part on the end of the manifold.
Normal cause is the intake manifold itself.Normal cause is the intake manifold itself.
The short runner valve is the square item sticking out of the end of the intake manifold. The code refers to either a failed actuator/position sensor or a wiring problem from the pcm to sensor.
Trouble code P1004 means: Short Runner Valve Control Performance
What shape is it in, what engine?
P1004-SHORT RUNNER VALVE CONTROL PERFORMANCE The short runner valve actuator is bolted on the end of the intake manifold.
They are under the coils, on top of the valve covers.
Finding the intake manifold runner control on a Dodge Avenger is easy. It is located near the engine.