Asked in Jeep Cherokee
Jeep Cherokee

Where is PCV valve on 1988 jeep Cherokee limited 4.0 in line 6?

171819

Answer

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Wiki User
02/10/2008

The 4.0 engine was designed with a Controlled Crankcase Ventilation hose - the smaller at the rear of the valve cover, and a front air inlet hose from the breather. It moves crankcase gas into the intake manifold through the small hose, and has no PCV.