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The most reliable source for accurate information is the official Doosan service manual for your specific machine model and serial number. These manuals contain specific procedures, safety warnings, specifications, and detailed electrical schematics.
– This format (letters + numbers with a dash) is common in:
Action: Unplug the connector, clean any corrosion with contact cleaner, and ensure all pins are secure. Check the wire harness for chafing or broken wires.
Once you have diagnosed the exact cause, proceed with the appropriate repair.