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Home >> Saab >> 1991 >> 900 S, 2D Hatchback, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Fault Codes (Without Using ISAT Scan Tester) >> Error Code 12113
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Error Code 12113

  1. The check engine light is off. There is a problem with AIC self-compensating circuit (system unable to reduce idle speed to correct level).
  2. Check throttle stop screw setting. Check throttle plate for an over-center condition. Check for vacuum leaks.
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