Operation CHARM
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Audi
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2007
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S4 Quattro Sedan (8EC) V8-4.2L (BHF)
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Repair and Diagnosis
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Powertrain Management
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Relays and Modules - Powertrain Management
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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
Testing and Inspection
Engine Control Module Voltage Supply, Checking
Throttle Valve Control Module, Checking
Locations
Service and Repair
Generic Scan Tool
Manufacturer's Scan Tool
Technical Service Bulletins
