Jeep Wrangler Vacuum Line Diagram. Vsd vacuum signal dump. Parts fit for the following vehicle options.
5l 4 cylinder courtesy of chrysler motors. The link page also has the 25l in line 4 cylinder serpentine belt diagrams with their various engine options. Additionally the 91 and up yjs only had two vacuum lines going to the front axle as opposed to the 3 vacuum lines used from 87 90.
The circular boxes are vacuum actuators.
1987 90 25l engine vacuum diagram. When i am driving down. Tac thermostatic air cleaner. 5l 4 cylinder courtesy of chrysler motors.