CCV System: Description

The 4.0L 6-cylinder engine is equipped with a Closed Crankcase Ventilation (CCV) system and a fixed orifice valve. See Fig 1. The 2.4L 4-cylinder uses a PCV valve. Refer to PCV VALVE for 2.4L information.

Fig 1: Crankcase Ventilation (CCV) Fitting - 4.0L

Courtesy of DAIMLERCHRYSLER CORP.

1 - AIR CLEANER ASSEMBLY

2 - AIR INTAKE TUBE

3 - FIXED ORIFICE FITTING

4 - VACUUM LINE

5 - AIR INLET FITTING