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Home >> Hyundai >> 1989 >> Excel GL, 2D Hatchback, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1 (Tests W/Codes) >> Self-Diagnostic System >> Clearing Codes

Clearing Codes

WARNING: This page is about a different car, the 1989 Hyundai Sonata. However, it is still accessible from the selected car via links, so may be relevant.

After testing and repairs are completed, disconnect battery ground cable for at least 15 seconds to clear codes.