Jeep Cherokee (XJ): Heating and air conditioning
Jeep Cherokee (XJ) 1984 - 2001 Service Manual > Heating and air conditioning
- Description and operation
- Accumulator. Blower motor. Blower motor relay
- Blower motor resistor. Blower motor switch. Compressor
- Compressor clutch. Compressor clutch relay. Condenser
- Dual function high pressure switch (4.0 L). Evaporator coil. Fixed orifice tube
- Heater and air conditioner. Heater and air conditioner control. Heater core
- High pressure cut-off switch. High pressure relief valve. Low pressure cycling clutch switch
- Refrigerant. Refrigerant lines. Refrigerant line couplers
- Refrigerant oil. Refrigerant system service port. Vacuum check valve
- Vacuum reservoir
- Diagnosis and testing
- A/C performance
- Blower motor. Blower motor relay. Blower motor resistor
- Blower motor switch. Compressor. Compressor clutch coil
- Compressor clutch relay. Dual function high pressure switch/high pressure cut-off switch. Heater performance
- Low pressure cycling clutch switch. Refrigerant system leaks. Vacuum system
- Service procedures
- Removal and installation
- Service warnings and precautions
- Accumulator. Blend-air door motor. Blower motor
- Blower motor relay. Blower motor resistor. Compressor
- Compressor clutch
- Compressor clutch relay. Condenser. Dual function high pressure switch/high pressure cut-off switch
- Ducts and outlets
- Evaporator coil. Fixed orifice tube. Heater-a/c control
- Heater-A/C housing
- Heater-A/C housing door
- Heater core. Liquid line. Low pressure cycling clutch switch
- Kick cover. Mode door vacuum actuator. Refrigerant line coupler
- Suction and discharge line. Vacuum check valve. Vacuum reservoir
- Specifications
BODY
...
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 ...