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Home >> Audi >> 1993 >> S4 2.2 R >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - System & Component Testing >> Test Drive
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Test Drive

Clear Diagnostic Trouble Codes (DTCs). See CLEARING CODES in SELF-DIAGNOSTICS article. Turn ignition switch to OFF position. Start engine, drive vehicle for at least 5-10 minutes. Recheck for DTCs. If any DTC sets again, perform diagnostic testing procedure again. See DIAGNOSTIC TROUBLE CODE IDENTIFICATION in SELF-DIAGNOSTICS article.