Jeep Cherokee (XJ): Fuel delivery system
Jeep Cherokee (XJ) 1984 - 2001 Service Manual > Fuel system > Fuel delivery system
- Description and operation
- Diagnosis and testing
- Service procedures
- Removal and installation
- Specifications
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PCM vin reprogramming
OPERATION
USE THE DRB SCAN TOOL TO REPROGRAM
THE NEW POWERTRAIN CONTROL MODULE
(PCM) WITH THE VEHICLES ORIGINAL IDENTIFICATION
NUMBER (VIN) AND THE VEHICLES
ORIGINAL MILEAGE ...
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 ...