Jeep Cherokee (XJ): Specifications
Jeep Cherokee (XJ) 1984 - 2001 Service Manual > Exhaust system > Specifications
TORQUE SPECIFICATIONS
Exhaust pipe
WARNING: IF TORCHES ARE USED WHEN WORKING
ON THE EXHAUST SYSTEM, DO NOT ALLOW
THE FLAME NEAR THE FUEL LINES.
CAUTION: When servicing exhaust system components,
disconnect the oxygen s ...
Other materials:
Powertrain control module (PCM)
DESCRIPTION
The Powertrain Control Module (PCM) is located
in the engine compartment (Fig. 1). The PCM is
referred to as JTEC.
OPERATION
The PCM operates the fuel system. The PCM is a
pre-programmed, triple microprocessor digital computer.
It regulates ignition timing, air-fuel ratio,
emis ...