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2003
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Econoline E550 Super Duty V8-7.3L DSL Turbo VIN F
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Repair and Diagnosis
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Transmission and Drivetrain
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Automatic Transmission/Transaxle
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Testing and Inspection
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Diagnostic Trouble Code Descriptions
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4R100
4R100
Carry out On-Board Diagnostics
After a road test, with the vehicle warm and before disconnecting any connectors, carry out the Quick Test using the scan tool.