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Home >> Audi >> 1990 >> 100 Base, Standard >> Repair and Diagnosis (Single Page) >> Brakes >> Traction Control >> Anti-Lock Brake System >> Diagnosis & Testing >> Final Check
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Final Check

  1. Remove test equipment, and prepare ABS system for normal operation. Start engine, and observe ANTI-LOCK light in vehicle. Light should go out. While engine is running, actuate switch for ABS system. Indicator light must illuminate.
  2. Turn ignition off, and restart engine. Indicator light must go out. Drive vehicle faster than 20 MPH. ANTI-LOCK light must not come on. If light comes on, repeat entire test sequence.