Operation CHARM
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Porsche
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1986
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928 S V8-4957cc 5.0L
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
Test Point 1 - Sensor Circuit (Ohmmeter)
Test Point 2- Compressor Magnetic Clutch
Test Point 3 - Blower
Test Point 4 - Flap Control