Other information:
System Operation
Principles of Operation
Power Transfer Unit (PTU) Operation
The PTU has four (4) modes of operation: Connected, Connecting,
Disconnected, and Disconnecting. Each mode is commanded by the AWD
module. The power transfer unit contains a reversible DC
motor and two hall effect position sensors. The motor moves the shift
fork which connects or disconnects the dog clut..
System Operation
System Diagram
NOTE:
For vehicles equipped with pre-collision assist, the CCM does not
communicate directly on the HS-CAN2 . The CCM communicates with the IPMA
on a private CAN , and the IPMA communicates on the HS-CAN2 . For
description and diagnostic information, refer to Section 419-03B.
Item
Description
1
DDM
2
PDM
3
DSP..