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:
Extended idle switch-pcm input. Oxygen sensor-pcm input. Ignition circuit sense-pcm input
Extended idle switch-pcm input
DESCRIPTION
USED ONLY WITH OPTIONAL POLICE
PACKAGE WHEN EQUIPPED WITH A 4.0L
ENGINE: The extended idle switch is a rocker-type
switch mounted to the instrument panel.
OPERATION
The extended idle switch is used to raise the
engine idle speed to approximately 1000 ...