Other information:
Overview
The
diagnostic process for each transmission concern will vary depending on
the symptoms and condition of the vehicle. The diagnostic process
below is an efficient method to collect as much data as possible about
the concern before performing a repair or removing the transmission from
the vehicle for teardown and further inspection...
The AWD system consists of the following:
Power Transfer Unit (PTU)
Rear driveshaft
AWD control module
Rear axle with coupling device
The
Power Transfer Unit (PTU) is a gearbox that attaches to the
transmission. The PTU directs power to the rear driveshaft through a
helical gear spline coupled to the transmission differential case and
hypoid/helical ring gear assembl..