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Home >> Volkswagen >> 1996 >> Passat GLS, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Controls - Adjustments >> Idle Speed & Mixture

Idle Speed & Mixture

NOTE: Idle speed and mixture are not adjustable. If idle speed and/or air mixture is incorrect, check for vacuum leaks. If no vacuum leaks are present, fuel pressure, check dashpot adjustment, ERG valve, IAC valve and TP sensor. See BASIC TESTING - GASOLINE article.
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