Operation CHARM
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Ford
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1990
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Ranger 2WD V6-177 2.9L
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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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Testing and Inspection
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Pinpoint Tests
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X - Integrated Relay Control Module
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X54 - X56
X54 - X56
Pinpoint Test X54 Thru X56 - Integrated Controller: