Operation CHARM
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Jeep Truck
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1986
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Scrambler L4-150 2.5L VIN U 1-bbl
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Relays and Modules - Computers and Control Systems
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Engine Control Module
Engine Control Module
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Description and Operation
Micro Computer Unit (MCU)
MCU Inputs
MCU Outputs
W/ CEC System
General Operation
Modes of Operation
Service and Repair
W/ Electronic Feedback Carburetor
W/ Throttle Body Fuel Injection
Diagrams
Diagram Information and Instructions
How to Find System & Component Diagrams
How to Read Wiring Diagrams
Wire Color Codes
Electrical Diagrams