Jeep Cherokee (XJ): Special tools
4.0L ENGINE
Disassembly and assembly. Cleaning and inspection. Specifications
Disassembly and assembly
CYLINDER BLOCK
DISASSEMBLY
Refer to the applicable sections for detailed
instructions.
(1) Drain the engine oil. Remove and discard the
oil filter.
(2) Remove the wa ...
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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 ...