Operation CHARM
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Ford Truck
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1990
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F 150 4WD Pickup V8-302 5.0L
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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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X18 - X21
X18 - X21
Pinpoint Test X18 Thru X21 - Integrated Controller:
*** UPDATED BY TSB #906B16 03-23-90