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:
Emission system. Malfunction indicator lamp (mil). State display test mode
Emission system
OPERATION
The Powertrain Control Module (PCM) monitors
many different circuits in the fuel injection, ignition,
emission and engine systems. If the PCM senses a
problem with a monitored circuit often enough to
indicate an actual problem, it stores a Diagnostic
Trouble Code (DTC ...