Jeep Cherokee (XJ): Description and operation
FRAME AND BUMPERS
FRAME
DESCRIPTION
Jeep Cherokee vehicles do not have a conventional frame. They are constructed as a unitized body and frame. Jeep unibodies are constructed from special high strength steel and coated metals. This process reduces weight and provides strength to withstand the forces applied against structural members. The structural members provide a unibody that has great structural strength.
BUMPERS
DESCRIPTION
The bumpers on the Jeep Cherokee are made up of the main bumper beam, the end caps, air deflector (front bumper) and mounting brackets. Some Cherokee models also have a tow hook support bracket.
OPERATION
The bumpers are fastened to the unitized body frame rails. The bumper end caps are fastened to the bumper and the body side sheet metal.
Other materials:
Compressor clutch relay. Dual function high pressure
switch/high pressure cut-off
switch. Heater performance
Compressor clutch relay
RELAY TEST
The compressor clutch relay (Fig. 8) is located in
the Power Distribution Center (PDC). Refer to the
PDC label for relay identification and location.
Remove the relay from the PDC to perform the following
tests:
(1) A relay in the de-energized position shou ...


