S6 Wagon L5-2226cc 2.22L DOHC Turbo (AAN) (1995)
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Vacuum Brake Booster: Testing and Inspection
1. Depress brake pedal firmly approximately 20 times with engine Off.
2. Depress brake pedal and hold.
3. Start engine, if brake booster is working properly, pedal will fall slightly and then hold.
