Operation CHARM
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Toyota
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1989
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Van Wagon 2WD L4-2237cc 2.2L (4Y-E)
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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
Air/Fuel Ratio (EFI)
Electronic Control Unit (ECU)
Testing and Inspection
Component Tests and General Diagnostics
Battery Power Input
Ignition Switch Power Input
Pinout Values and Diagnostic Parameters
Component Pin-Out Locations
Pin-Out Test Voltages
Locations
Diagrams
Component Pin-Out Locations
Pin-Out Test Voltages
