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Home › Ford › 2003 › Focus SVT, 2D Hatchback › Repair and Diagnosis › Engine Performance › System › Engine Controls - Self-Diagnostics Introduction - CNG, Flex-Fuel & Gasoline › Self-Diagnostic System › Clearing Codes › Notes

Clearing Codes: Notes

CAUTION: DO NOT disconnect vehicle battery to clear DTCs. This will erase operating information from keep alive RAM. To clear keep alive RAM, perform KEEP ALIVE RANDOM ACCESS MEMORY RESET PROCEDURE .
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