Operation CHARM
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BMW
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1988
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635CSi (E24) L6-3430cc 3.4L SOHC (M30)
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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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Engine Control Module
Engine Control Module
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Testing and Inspection
Pinout Values and Diagnostic Parameters
Voltage Values
Ohms Values
Oscilloscope Patterns and Waveforms
Power Supply (B+) Test
Example of Open In Power Supply (B+) Circuit
Sensor Reference (VREF) Test
Locations
Diagrams
Technical Service Bulletins
