Jeep Cherokee (XJ): Special tools
Jeep Cherokee (XJ) 1984 - 2001 Service Manual > Overhead console systems > Special tools
COMPASS
Overhead console
(1) Disconnect and isolate the battery negative
cable.
(2) Remove the two screws located forward of the
display module that secure the overhead console to
the upper windshield o ...
...
Other materials:
Power grounds. Power steering pressure switch-
pcm input. Sensor return-pcm input
Power grounds
OPERATION
The Powertrain Control Module (PCM) has 2 main
grounds. Both of these grounds are referred to as
power grounds. All of the high-current, noisy, electrical
devices are connected to these grounds as well as
all of the sensor returns. The sensor return comes
into the senso ...