Land Rover Discovery: Engine

 Power Transfer Unit (PTU)/ Description

Breather and tube Drive flange Hydraulic pressure line from AWD valve block (P4) Hydraulic pressure line from AWD valve block (P3) Input shaft Left cover Casing Engine mounting bracket Right cover Crown wheel shaft Level plug Drain plug Hydraulic connection (P3) Hydraulic connection

 All Wheel Drive Control Module (AWDCM)

The AWDCM is located at the front right side of the RDU, adjacent to the drive flange. The AWDCM is attached to the RDU casing and secured with screws. Two electrical connectors provide the interface between the AWD valve block and the vehicle systems. The upper connector provides the connections