Operation CHARM
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Hyundai
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1998
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Sonata GL V6-3.0L
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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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Reading and Clearing Diagnostic Trouble Codes
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Clearing Diagnostic Trouble Codes
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Without Scan Tool
Without Scan Tool
Diagnostic memory is erased if the battery or the ECM connector is disconnected. Do not disconnect the battery before the diagnostic trouble codes are completely read and recorded.